Asserter profile
Hitachi Maxell, Ltd.
NPE7 patents now45 ever2 cases filed during tenure6 connections
Also seen as: HITACHI MAXELL, LTD.
PTAB exposure
4of this entity’s patents have been challenged at PTAB (4 total proceedings). 3 currently have active proceedings.
Two-hop network
Edges marked ⚖️ overlap with at least one infringement suit filed during the receiving entity’s tenure with the patent. Bold-bordered = this entity. Red = NPE; orange = shell LLC; green = defensive aggregator; blue = operating company.
flowchart LR
Nhitachi_maxell["Hitachi Maxell, Ltd."]
Neriko_nagata_shinji_onodera_satomi_morishita_naoya_oka_masaa["Eriko Nagata, Shinji ONODERA, Satomi Mo…"]
Nmaxell["Maxell, Ltd."]
Nhitachi_consumer_electronics["Hitachi Consumer Electronics Co., Ltd."]
Nhitachi["Hitachi, Ltd."]
Nmaxell_japan["MAXELL, LTD., JAPAN"]
Nhitachi_industry_and_control_solutions["Hitachi Industry & Control Solutions, L…"]
Nk_mizuno_ip_management["K. MIZUNO IP MANAGEMENT LLC"]
Nhashimoto_yasunobu_masuoka_nobuo["HASHIMOTO, YASUNOBU; MASUOKA, NOBUO"]
Nhitachi_lg_data_storage["Hitachi-LG Data Storage, Inc."]
Nonkyo["Onkyo Corporation"]
Nhigaki_hiroyuki_matsubara_takashi_nakade_mayumi_yamazaki_mas["Higaki, Hiroyuki; Matsubara, Takashi; N…"]
Nmasayuki_hirabayashi_hideo_nishijima["Masayuki Hirabayashi; Hideo Nishijima"]
Nmiyano_masaaki_arai_ikuya_masuda_kozo["MIYANO, MASAAKI; ARAI, IKUYA; MASUDA, K…"]
Nhitachi_consumer_electronics_japan["HITACHI CONSUMER ELECTRONICS CO., LTD.,…"]
Nfujiwara_shinji_mizuno_kazuhiko_watanabe_satoru_kawamura_nob["FUJIWARA, SHINJI; MIZUNO, KAZUHIKO; WAT…"]
Ntakeshi_hoshino_youichi_horii_tadaaki_ishikawa_yukiko_ichige["Takeshi Hoshino, Youichi Horii, Tadaaki…"]
Nseiji_kageyama_satoru_matsumoto_makoto_kitagawa_takuya_shima["Seiji Kageyama; Satoru Matsumoto; Makot…"]
Nricoh_printing_systems["RICOH PRINTING SYSTEMS, LTD."]
Nnagai_yasuhiko_fujiyama_tatsuya_arai_masato_tsunoda_mitsuhir["Nagai, Yasuhiko; Fujiyama, Tatsuya; Ara…"]
Nmachida_yoshihiro_tsutsumi_nobuhiro_kamogawa_kouji["Machida, Yoshihiro; Tsutsumi, Nobuhiro;…"]
Nkatsuhiko_tsunehara_mikio_kuwahara["Katsuhiko Tsunehara; Mikio Kuwahara"]
Nakio_nagasaka_takafumi_miyatake_yoshikazu_amano_shigeru_hira["Akio Nagasaka; Takafumi Miyatake; Yoshi…"]
Ndaikoku_takahiro_tsubaki_shigeyasu["DAIKOKU, TAKAHIRO; TSUBAKI, SHIGEYASU"]
Nnobukazu_doi_takashi_yano["Nobukazu Doi; Takashi Yano"]
Nhitachi_communication["Hitachi Communication Technologies, Ltd."]
Nnakamura_shouji_kimura_shinji_sugita_yumiko_yamamoto_reki_ko["NAKAMURA, SHOUJI; KIMURA, SHINJI; SUGIT…"]
Ntoshiyuki_kurita_hitoaki_owashi["Toshiyuki Kurita; Hitoaki Owashi"]
Nkatsuhiko_tsunehara_kenzaburo_fujishima_mikio_kuwahara_koji_["Katsuhiko Tsunehara, Kenzaburo Fujishim…"]
Nshigeto_oeda_naoki_mori_hiromichi_ito["Shigeto Oeda; Naoki Mori; Hiromichi Ito"]
Nkatagishi_makoto_machida_shirou["Katagishi, Makoto; Machida, Shirou"]
Nmaeoka_jun_morimoto_yoshiaki_satoyama_motoaki_doi_koji_iguch["Maeoka, Jun; Morimoto, Yoshiaki; Satoya…"]
Nshinagawa_akio_takada_chikako_takizawa_kazuyuki_esaki_tomohi["Shinagawa, Akio; Takada, Chikako; Takiz…"]
Nkishiko_maruyama_toshiichirou_sasaki_shigeru_shimada["Kishiko Maruyama; Toshiichirou Sasaki;…"]
Nokamoto_hiroo_shiokawa_junji_yoshida_susumu["OKAMOTO, HIROO; SHIOKAWA, JUNJI; YOSHID…"]
Ntakahiro_nakano_ryuji_nishimura_toshiro_kinugasa["Takahiro Nakano; Ryuji Nishimura; Toshi…"]
Ntoshio_kamimura_michihiro_mese_shigeto_oeda_hitoshi_yonenaga["Toshio Kamimura; Michihiro Mese; Shiget…"]
Nsusumu_yoshida_junji_shiokawa_hiroo_okamoto["Susumu Yoshida, Junji Shiokawa, Hiroo O…"]
Nyoshida_mari["Yoshida, Mari"]
Nshimoda_shinichi_mori_naoki["Shimoda, Shinichi; Mori, Naoki"]
Njun_saito["Jun Saito"]
Nharuhiko_miyao_takahiro_nakano["Haruhiko Miyao; Takahiro Nakano"]
Ntoru_yokoyama["Toru Yokoyama"]
Nhitachi_plasma_display["Hitachi Plasma Display Limited"]
Ntatsuo_hariyama_masahiro_watanabe_atsushi_taniguchi_kenji_ma["Tatsuo HARIYAMA; Masahiro WATANABE; Ats…"]
Nhariyama_tatsuo_maruno_kenji_taniguchi_atsushi_watanabe_masa["HARIYAMA, TATSUO; MARUNO, KENJI; TANIGU…"]
Nkatayama_rintaro_mizugaki_kenichi_fujiwara_ryosuke["Katayama, Rintaro; Mizugaki, Kenichi; F…"]
Nyukinori_akamine_hisayoshi_kajiwara_satoshi_tanaka_takashi_y["Yukinori Akamine; Hisayoshi Kajiwara; S…"]
Nrenesas_technology["RENESAS TECHNOLOGY CORPORATION"]
Nhitachi_maxell_japan["HITACHI MAXELL, LTD., JAPAN"]
Nhitachi_advanced_digital["Hitachi Advanced Digital, Inc."]
Neriko_nagata_shinji_onodera_satomi_morishita_naoya_oka_masaa -->|"2016 · Assignment · 9900569"| Nhitachi_maxell
Nhitachi_maxell -->|"2017 · Assignment · 9900569"| Nmaxell
Nhitachi_maxell -->|"2018 · Assignment · 11026088"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 7577417"| Nhitachi_maxell
Nhitachi_maxell -->|"2017 · Assignment · 7577417"| Nmaxell
Nhitachi -->|"2014 · Assignment · 7952645"| Nhitachi_maxell
Nhitachi_maxell -->|"2018 · Assignment · 7952645"| Nmaxell
Nhitachi_maxell -->|"2017 · Change of Name · 8180198"| Nmaxell_japan
Nhitachi_consumer_electronics -->|"2014 · Assignment · 8170394"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 8170394"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 6928292"| Nhitachi_maxell
Nhitachi_maxell -->|"2017 · Assignment · 6928292"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 5974218"| Nhitachi_maxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 9420212"| Nhitachi_maxell
Nhitachi_maxell -->|"2017 · Assignment · 9420212"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 8059177"| Nhitachi_maxell
Nhitachi_maxell -->|"2017 · Assignment · 8059177"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 7072673"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 7072673"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 6816491"| Nhitachi_maxell
Nhitachi_industry_and_control_solutions ==>|"⚖️ 2016 · Assignment · 6816491"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 6816491"| Nmaxell
Nhitachi_consumer_electronics ==>|"⚖️ 2014 · Assignment · 6329794"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 6329794"| Nmaxell
Nhitachi_consumer_electronics ==>|"⚖️ 2014 · Assignment · 6408193"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2018 · Assignment · 6408193"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 7116438"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 7116438"| Nmaxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 10084991"| Nmaxell
Nhitachi_consumer_electronics -->|"Assignment · 10084991"| Nhitachi_maxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 6928306"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2018 · Assignment · 6928306"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 6430498"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 6430498"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 7995897"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 7995897"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 6580999"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 6580999"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 10212586"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 10212586"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 10199072"| Nhitachi_maxell
Nhitachi -->|"2017 · Assignment · 9818449"| Nhitachi_maxell
Nhitachi_maxell -->|"2017 · Assignment · 9818449"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 7421188"| Nhitachi_maxell
Nhitachi_maxell -->|"2017 · Assignment · 7421188"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 6973334"| Nhitachi_maxell
Nhitachi_maxell -->|"2017 · Assignment · 6973334"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 6856760"| Nhitachi_maxell
Nhitachi_maxell -->|"2018 · Assignment · 6856760"| Nmaxell
Nhitachi_consumer_electronics ==>|"⚖️ 2014 · Assignment · 8736729"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 8736729"| Nmaxell
Nhitachi_consumer_electronics ==>|"⚖️ Corporate Succession · 8339493"| Nhitachi_maxell
Nhitachi_consumer_electronics ==>|"⚖️ 2014 · Assignment · 6748317"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2018 · Assignment · 6748317"| Nmaxell
Nhitachi_maxell -->|"2018 · Change of Name · 5396443"| Nmaxell
Nhitachi_consumer_electronics ==>|"⚖️ Assignment · 5396443"| Nhitachi_maxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 7551209"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 7551209"| Nmaxell
Nhitachi_maxell -->|"2017 · Change of Name · 11017815"| Nmaxell
Nhitachi_consumer_electronics -->|"Assignment · 11017815"| Nhitachi_maxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 11924502"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 11924502"| Nmaxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 10176848"| Nmaxell
Nhitachi_consumer_electronics -->|"Assignment · 10176848"| Nhitachi_maxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 9451229B2"| Nhitachi_maxell
Nhitachi_maxell -->|"2017 · Assignment · 9451229B2"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 8130284B2"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 8130284B2"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 7203517"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 7203517"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 6765616B1"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2018 · Assignment · 6765616B1"| Nmaxell
Nhitachi_maxell -->|"2017 · Assignment · 10958971"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 8549109"| Nhitachi_maxell
Nhitachi_maxell -->|"2017 · Assignment · 8549109"| Nmaxell
Nhitachi_maxell -->|"2017 · Assignment · 10244284"| Nmaxell
Nhitachi_consumer_electronics -->|"Assignment · 10244284"| Nhitachi_maxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 8982086"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 8982086"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 9100604"| Nhitachi_maxell
Nhitachi_maxell -->|"2017 · Assignment · 9100604"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 7324487"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2018 · Assignment · 7324487"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 7199821"| Nhitachi_maxell
Nhitachi_maxell ==>|"⚖️ 2018 · Assignment · 7199821"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 7062758"| Nhitachi_maxell
Nhitachi_maxell -->|"2017 · Assignment · 7062758"| Nmaxell
Nhitachi_consumer_electronics -->|"2014 · Assignment · 7450090"| Nhitachi_maxell
Nhitachi_maxell -->|"2017 · Assignment · 7450090"| Nmaxell
Nmaxell -->|"2023 · Assignment · 9900569"| Nk_mizuno_ip_management
Nhashimoto_yasunobu_masuoka_nobuo -->|"2019 · Assignment · 10812646"| Nmaxell
Nmaxell -->|"2021 · Merger · 8471950"| Nmaxell_japan
Nmaxell -->|"2021 · Merger · 8180198"| Nmaxell_japan
Nhitachi_lg_data_storage -->|"2023 · Assignment · 11812091"| Nmaxell
Nonkyo -->|"2019 · Assignment · 7421188"| Nmaxell
Nhigaki_hiroyuki_matsubara_takashi_nakade_mayumi_yamazaki_mas -->|"2018 · Assignment · 8549109"| Nmaxell
Nhitachi -->|"2012 · Assignment · 7577417"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 8170394"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 6928292"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 5974218"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 9420212"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 8059177"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 7072673"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 6816491"| Nhitachi_consumer_electronics
Nhitachi -->|"2011 · Assignment · 6329794"| Nhitachi_consumer_electronics
Nhitachi -->|"2012 · Assignment · 6408193"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 7116438"| Nhitachi_consumer_electronics
Nhitachi -->|"Assignment · 10084991"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 6928306"| Nhitachi_consumer_electronics
Nhitachi -->|"2012 · Assignment · 6430498"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 7995897"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 6580999"| Nhitachi_consumer_electronics
Nmasayuki_hirabayashi_hideo_nishijima -->|"2013 · Assignment · 10212586"| Nhitachi_consumer_electronics
Nhitachi -->|"Assignment · 10199072"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 7421188"| Nhitachi_consumer_electronics
Nhitachi -->|"2012 · Assignment · 6973334"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 6856760"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 8736729"| Nhitachi_consumer_electronics
Nhitachi -->|"2012 · Assignment · 6748317"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 5396443"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 7551209"| Nhitachi_consumer_electronics
Nhitachi -->|"Assignment · 11017815"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 11924502"| Nhitachi_consumer_electronics
Nhitachi -->|"Assignment · 10176848"| Nhitachi_consumer_electronics
Nhitachi -->|"2014 · Assignment · 9451229B2"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 8130284B2"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 7203517"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 6765616B1"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 8549109"| Nhitachi_consumer_electronics
Nhitachi -->|"Assignment · 10244284"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 9100604"| Nhitachi_consumer_electronics
Nhitachi -->|"2012 · Assignment · 7324487"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 7199821"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 7062758"| Nhitachi_consumer_electronics
Nhitachi -->|"2013 · Assignment · 7450090"| Nhitachi_consumer_electronics
Nmiyano_masaaki_arai_ikuya_masuda_kozo -->|"2006 · Assignment · 7952645"| Nhitachi
Nhitachi -->|"2013 · Assignment · 8180198"| Nhitachi_consumer_electronics_japan
Nfujiwara_shinji_mizuno_kazuhiko_watanabe_satoru_kawamura_nob -->|"2006 · Assignment of Assignor's Interest · 7587430"| Nhitachi
Ntakeshi_hoshino_youichi_horii_tadaaki_ishikawa_yukiko_ichige -->|"2012 · Assignment · 8674849"| Nhitachi
Nseiji_kageyama_satoru_matsumoto_makoto_kitagawa_takuya_shima -->|"1994 · Assignment · 5625757"| Nhitachi
Nhitachi -->|"2005 · Assignment · 5625757"| Nricoh_printing_systems
Nnagai_yasuhiko_fujiyama_tatsuya_arai_masato_tsunoda_mitsuhir -->|"2000 · Assignment · 7089581"| Nhitachi
Nmachida_yoshihiro_tsutsumi_nobuhiro_kamogawa_kouji -->|"2006 · Assignment · 8170394"| Nhitachi
Nkatsuhiko_tsunehara_mikio_kuwahara -->|"2002 · Assignment · 6928292"| Nhitachi
Nakio_nagasaka_takafumi_miyatake_yoshikazu_amano_shigeru_hira -->|"1996 · Assignment · 5974218"| Nhitachi
Ndaikoku_takahiro_tsubaki_shigeyasu -->|"1997 · Assignment · 5818694"| Nhitachi
Nnobukazu_doi_takashi_yano -->|"1995 · Assignment · 5559790"| Nhitachi
Nhitachi -->|"2007 · Assignment · 5559790"| Nhitachi_communication
Nhitachi -->|"2007 · Assignment · 5559790"| Nhitachi_communication
Nnakamura_shouji_kimura_shinji_sugita_yumiko_yamamoto_reki_ko -->|"1995 · Assignment · 5550962"| Nhitachi
Ntoshiyuki_kurita_hitoaki_owashi -->|"2008 · Assignment · 9420212"| Nhitachi
Nkatsuhiko_tsunehara_kenzaburo_fujishima_mikio_kuwahara_koji_ -->|"2002 · Assignment · 7072673"| Nhitachi
Nshigeto_oeda_naoki_mori_hiromichi_ito -->|"2000 · Assignment · 6329794"| Nhitachi
Nkatagishi_makoto_machida_shirou -->|"1999 · Assignment · 6408193"| Nhitachi
Nmaeoka_jun_morimoto_yoshiaki_satoyama_motoaki_doi_koji_iguch -->|"2003 · Assignment · 7116438"| Nhitachi
Nshinagawa_akio_takada_chikako_takizawa_kazuyuki_esaki_tomohi -->|"2001 · Assignment · 6928306"| Nhitachi
Nkishiko_maruyama_toshiichirou_sasaki_shigeru_shimada -->|"2002 · Assignment · 6430498"| Nhitachi
Nokamoto_hiroo_shiokawa_junji_yoshida_susumu -->|"2017 · Assignment · 9818449"| Nhitachi
Ntakahiro_nakano_ryuji_nishimura_toshiro_kinugasa -->|"2000 · Assignment · 8736729"| Nhitachi
Ntoshio_kamimura_michihiro_mese_shigeto_oeda_hitoshi_yonenaga -->|"1993 · Assignment · 5396443"| Nhitachi
Nsusumu_yoshida_junji_shiokawa_hiroo_okamoto -->|"Assignment · 11017815"| Nhitachi
Nyoshida_mari -->|"Assignment · 10176848"| Nhitachi
Nshimoda_shinichi_mori_naoki -->|"2003 · Assignment · 7203517"| Nhitachi
Ntakahiro_nakano_ryuji_nishimura_toshiro_kinugasa -->|"2000 · Assignment · 6765616B1"| Nhitachi
Njun_saito -->|"2003 · Assignment · 7324487"| Nhitachi
Nharuhiko_miyao_takahiro_nakano -->|"2002 · Assignment · 7199821"| Nhitachi
Ntoru_yokoyama -->|"2002 · Assignment · 7062758"| Nhitachi
Nhitachi_plasma_display -->|"2012 · Assignment · 7450090"| Nhitachi
Ntatsuo_hariyama_masahiro_watanabe_atsushi_taniguchi_kenji_ma -->|"2021 · Assignment · 11054242"| Nhitachi
Nhariyama_tatsuo_maruno_kenji_taniguchi_atsushi_watanabe_masa -->|"2019 · Assignment · 10900773"| Nhitachi
Nkatayama_rintaro_mizugaki_kenichi_fujiwara_ryosuke -->|"2019 · Assignment · 10996076"| Nhitachi
Nyukinori_akamine_hisayoshi_kajiwara_satoshi_tanaka_takashi_y -->|"2002 · Assignment · 7194244"| Nhitachi
Nhitachi -->|"2003 · Assignment · 7194244"| Nrenesas_technology
Nhitachi_maxell_japan -->|"2017 · Assignment · 8471950"| Nmaxell_japan
Nhitachi_advanced_digital -->|"2014 · Merger · 6816491"| Nhitachi_industry_and_control_solutions
classDef focal fill:#fef3c7,stroke:#92400e,stroke-width:3px,color:#1c1917
classDef npe fill:#fee2e2,stroke:#be123c,stroke-width:2px,color:#1c1917
classDef shell fill:#fed7aa,stroke:#9a3412,stroke-width:2px,color:#1c1917
classDef defensive fill:#dcfce7,stroke:#15803d,stroke-width:2px,color:#1c1917
classDef operating fill:#e0f2fe,stroke:#075985,stroke-width:1px,color:#1c1917
class Nhitachi_maxell focal
class Nmaxell npe
class Nhitachi_consumer_electronics operating
class Nhitachi operating
class Nmaxell_japan operating
class Nhitachi_industry_and_control_solutions operating
class Nk_mizuno_ip_management shell
class Nhitachi_lg_data_storage operating
class Nonkyo operating
class Nhitachi_consumer_electronics_japan operating
class Nricoh_printing_systems operating
class Nhitachi_communication operating
class Nhitachi_plasma_display operating
class Nrenesas_technology operating
class Nhitachi_maxell_japan operating
class Nhitachi_advanced_digital operating
Patents currently held (7)
- US 10084991? → present
- US 8339493? → present
- Hitachi Maxell, Ltd. v. ZTE Corp. et al. filed 2016-11-18
- Hitachi Maxell, Ltd. v. Huawei Technologies Co. Ltd. et al. filed 2016-11-18
- US 5396443? → present
- Hitachi Maxell, Ltd. v. Huawei Technologies Co. Ltd. et al. filed 2016-11-18
- US 11017815? → present
- US 10176848? → present
- US 10244284? → present
- US 59742182014-09-08 → present
Patents previously held (38)
- US 64304982014-04-04 → 2017-10-01
- US 79958972014-04-04 → 2017-10-01
- US 101990722014-04-04 → 2021-11-29
- US 89820862014-08-19 → 2017-10-01
- US 81703942014-08-26 → 2017-10-01
- US 69282922014-08-26 → 2017-10-01
- US 63297942014-08-26 → 2017-10-01
- Hitachi Maxell, Ltd. v. Huawei Technologies Co. Ltd. et al. filed 2016-11-18
- US 71164382014-08-26 → 2017-10-01
- US 65809992014-08-26 → 2017-10-01
- US 74211882014-08-26 → 2017-03-03
- US 69733342014-08-26 → 2017-10-01
- US 119245022014-08-26 → 2017-10-01
- US 9451229B22014-08-26 → 2017-10-01
- US 8130284B22014-08-26 → 2017-10-01
- US 72035172014-08-26 → 2017-10-01
- US 6765616B12014-08-26 → 2018-01-25
- US 91006042014-08-26 → 2017-10-01
- US 71998212014-08-26 → 2018-01-25
- US 70627582014-08-26 → 2017-10-01
- US 102125862014-08-28 → 2017-10-01
- US 87367292014-08-28 → 2017-10-01
- Hitachi Maxell, Ltd. v. ZTE Corp. et al. filed 2016-11-18
- Hitachi Maxell, Ltd. v. Huawei Technologies Co. Ltd. et al. filed 2016-11-18
- US 94202122014-09-04 → 2017-10-01
- US 80591772014-09-08 → 2017-10-01
- US 70726732014-09-08 → 2017-10-01
- US 64081932014-09-08 → 2018-01-25
- Hitachi Maxell, Ltd. v. Huawei Technologies Co. Ltd. et al. filed 2016-11-18
- US 69283062014-09-08 → 2018-01-25
- US 68567602014-09-08 → 2018-01-25
- US 67483172014-09-08 → 2018-01-25
- Hitachi Maxell, Ltd. v. Huawei Technologies Co. Ltd. et al. filed 2016-11-18
- US 75512092014-09-08 → 2017-10-01
- US 85491092014-09-08 → 2017-10-01
- US 73244872014-09-08 → 2018-01-25
- US 74500902014-09-08 → 2017-10-01
- US 68164912016-01-29 → 2017-10-01
- Hitachi Maxell, Ltd. v. Huawei Technologies Co. Ltd. et al. filed 2016-11-18
- US 98184492017-01-09 → 2017-10-01
Connected entities (6)
- Maxell, Ltd.NPE43 patents · ⚖️ 32
- Hitachi Consumer Electronics Co., Ltd.operating company41 patents · ⚖️ 10
- Hitachi, Ltd.operating company2 patents
- Eriko Nagata, Shinji ONODERA, Satomi Morishita, Naoya Oka, Masaaki Iwanagaindividual1 patent
- MAXELL, LTD., JAPANoperating company1 patent
- Hitachi Industry & Control Solutions, Ltd.operating company1 patent · ⚖️ 1
Correspondent attorneys (3)
Attorneys / firms recorded with USPTO when this entity received a patent. Recurrence is the signal — many firms do both NPE and operating-company patent work, so a single appearance doesn’t mean much.
- (no name)· ANTONELLI, TERRY, STOUT & KRAUS2 appearances
- Yasuhiko Suzuki· Suzuys & Suzuys1 appearance
- Bjoern E. Ekmark· Guntin & McClammy1 appearance