Asserter profile

Hitachi Consumer Electronics Co., Ltd.

operating company1 patent now39 ever0 cases filed during tenure3 connections

Also seen as: HITACHI CONSUMER ELECTRONICS CO., LTD. · HITACHI CONSUMER ELECTRONICS CO, LTD.

PTAB exposure

1of this entity’s patents have been challenged at PTAB (1 total proceeding). 1 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_consumer_electronics["Hitachi Consumer Electronics Co., Ltd."]
    Nhitachi["Hitachi, Ltd."]
    Nhitachi_maxell["Hitachi Maxell, Ltd."]
    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"]
    Neriko_nagata_shinji_onodera_satomi_morishita_naoya_oka_masaa["Eriko Nagata, Shinji ONODERA, Satomi Mo…"]
    Nmaxell["Maxell, Ltd."]
    Nmaxell_japan["MAXELL, LTD., JAPAN"]
    Nhitachi_industry_and_control_solutions["Hitachi Industry & Control Solutions, L…"]
    Nhitachi -->|"2012 · Assignment · 7577417"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 7577417"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 8170394"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 8170394"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 6928292"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 6928292"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 5974218"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 5974218"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 9420212"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 9420212"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 8059177"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 8059177"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 7072673"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 7072673"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 6816491"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 6816491"| Nhitachi_maxell
    Nhitachi -->|"2011 · Assignment · 6329794"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics ==>|"⚖️ 2014 · Assignment · 6329794"| Nhitachi_maxell
    Nhitachi -->|"2012 · Assignment · 6408193"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics ==>|"⚖️ 2014 · Assignment · 6408193"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 7116438"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 7116438"| Nhitachi_maxell
    Nhitachi -->|"Assignment · 10084991"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"Assignment · 10084991"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 6928306"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 6928306"| Nhitachi_maxell
    Nhitachi -->|"2012 · Assignment · 6430498"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 6430498"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 7995897"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 7995897"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 6580999"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 6580999"| Nhitachi_maxell
    Nmasayuki_hirabayashi_hideo_nishijima -->|"2013 · Assignment · 10212586"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 10212586"| Nhitachi_maxell
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 10199072"| Nhitachi_maxell
    Nhitachi -->|"Assignment · 10199072"| Nhitachi_consumer_electronics
    Nhitachi -->|"2013 · Assignment · 7421188"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 7421188"| Nhitachi_maxell
    Nhitachi -->|"2012 · Assignment · 6973334"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 6973334"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 6856760"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 6856760"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 8736729"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics ==>|"⚖️ 2014 · Assignment · 8736729"| Nhitachi_maxell
    Nhitachi_consumer_electronics ==>|"⚖️ Corporate Succession · 8339493"| Nhitachi_maxell
    Nhitachi -->|"2012 · Assignment · 6748317"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics ==>|"⚖️ 2014 · Assignment · 6748317"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 5396443"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics ==>|"⚖️ Assignment · 5396443"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 7551209"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 7551209"| Nhitachi_maxell
    Nhitachi -->|"Assignment · 11017815"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"Assignment · 11017815"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 11924502"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 11924502"| Nhitachi_maxell
    Nhitachi -->|"Assignment · 10176848"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"Assignment · 10176848"| Nhitachi_maxell
    Nhitachi -->|"2014 · Assignment · 9451229B2"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 9451229B2"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 8130284B2"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 8130284B2"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 7203517"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 7203517"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 6765616B1"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 6765616B1"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 8549109"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 8549109"| Nhitachi_maxell
    Nhitachi -->|"Assignment · 10244284"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"Assignment · 10244284"| Nhitachi_maxell
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 8982086"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 9100604"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 9100604"| Nhitachi_maxell
    Nhitachi -->|"2012 · Assignment · 7324487"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 7324487"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 7199821"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 7199821"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 7062758"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 7062758"| Nhitachi_maxell
    Nhitachi -->|"2013 · Assignment · 7450090"| Nhitachi_consumer_electronics
    Nhitachi_consumer_electronics -->|"2014 · Assignment · 7450090"| Nhitachi_maxell
    Nmiyano_masaaki_arai_ikuya_masuda_kozo -->|"2006 · Assignment · 7952645"| Nhitachi
    Nhitachi -->|"2014 · Assignment · 7952645"| Nhitachi_maxell
    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
    Nhitachi -->|"2017 · Assignment · 9818449"| Nhitachi_maxell
    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
    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_maxell -->|"2017 · Assignment · 7577417"| Nmaxell
    Nhitachi_maxell -->|"2018 · Assignment · 7952645"| Nmaxell
    Nhitachi_maxell -->|"2017 · Change of Name · 8180198"| Nmaxell_japan
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 8170394"| Nmaxell
    Nhitachi_maxell -->|"2017 · Assignment · 6928292"| Nmaxell
    Nhitachi_maxell -->|"2017 · Assignment · 9420212"| Nmaxell
    Nhitachi_maxell -->|"2017 · Assignment · 8059177"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 7072673"| Nmaxell
    Nhitachi_industry_and_control_solutions ==>|"⚖️ 2016 · Assignment · 6816491"| Nhitachi_maxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 6816491"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 6329794"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2018 · Assignment · 6408193"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 7116438"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 10084991"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2018 · Assignment · 6928306"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 6430498"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 7995897"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 6580999"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 10212586"| Nmaxell
    Nhitachi_maxell -->|"2017 · Assignment · 9818449"| Nmaxell
    Nhitachi_maxell -->|"2017 · Assignment · 7421188"| Nmaxell
    Nhitachi_maxell -->|"2017 · Assignment · 6973334"| Nmaxell
    Nhitachi_maxell -->|"2018 · Assignment · 6856760"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 8736729"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2018 · Assignment · 6748317"| Nmaxell
    Nhitachi_maxell -->|"2018 · Change of Name · 5396443"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 7551209"| Nmaxell
    Nhitachi_maxell -->|"2017 · Change of Name · 11017815"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 11924502"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 10176848"| Nmaxell
    Nhitachi_maxell -->|"2017 · Assignment · 9451229B2"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 8130284B2"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 7203517"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2018 · Assignment · 6765616B1"| Nmaxell
    Nhitachi_maxell -->|"2017 · Assignment · 10958971"| Nmaxell
    Nhitachi_maxell -->|"2017 · Assignment · 8549109"| Nmaxell
    Nhitachi_maxell -->|"2017 · Assignment · 10244284"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2017 · Assignment · 8982086"| Nmaxell
    Nhitachi_maxell -->|"2017 · Assignment · 9100604"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2018 · Assignment · 7324487"| Nmaxell
    Nhitachi_maxell ==>|"⚖️ 2018 · Assignment · 7199821"| Nmaxell
    Nhitachi_maxell -->|"2017 · Assignment · 7062758"| Nmaxell
    Nhitachi_maxell -->|"2017 · Assignment · 7450090"| Nmaxell
    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_consumer_electronics focal
    class Nhitachi operating
    class Nhitachi_maxell npe
    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 Nmaxell npe
    class Nmaxell_japan operating
    class Nhitachi_industry_and_control_solutions operating

Patents currently held (5)

US 10084991? → present
US 10199072? → present
US 11017815? → present
US 10176848? → present
US 10244284? → present

Patents previously held (34)

US 63297942011-10-11 → 2014-08-26
US 75774172012-02-15 → 2014-08-26PTAB challenge active
US 69733342012-02-15 → 2014-08-26
US 64081932012-03-12 → 2014-09-08
US 73244872012-07-13 → 2014-09-08
US 64304982012-10-11 → 2014-04-04
US 67483172012-10-11 → 2014-09-08
US 102125862013-05-28 → 2014-08-28
US 81703942013-06-07 → 2014-08-26
US 69282922013-06-07 → 2014-08-26
US 68164912013-06-07 → 2014-04-01
US 71164382013-06-07 → 2014-08-26
US 65809992013-06-07 → 2014-08-26
US 74211882013-06-07 → 2014-08-26
US 119245022013-06-07 → 2014-08-26
US 8130284B22013-06-07 → 2014-08-26
US 72035172013-06-07 → 2014-08-26
US 6765616B12013-06-07 → 2014-08-26
US 71998212013-06-07 → 2014-08-26
US 70627582013-06-07 → 2014-08-26
US 59742182013-06-12 → 2014-09-08
US 94202122013-06-12 → 2014-09-04
US 80591772013-06-12 → 2014-09-08
US 70726732013-06-12 → 2014-09-08
US 69283062013-06-12 → 2014-09-08
US 79958972013-06-12 → 2014-04-04
US 68567602013-06-12 → 2014-09-08
US 87367292013-06-12 → 2014-08-28
US 53964432013-06-12 → 2018-01-25
US 75512092013-06-12 → 2014-09-08
US 74500902013-06-12 → 2014-09-08
US 85491092013-06-20 → 2014-09-08
US 91006042013-09-06 → 2014-08-26
US 9451229B22014-04-07 → 2014-08-26

Connected entities (3)

Hitachi Maxell, Ltd.NPE41 patents · ⚖️ 10
Hitachi, Ltd.operating company38 patents
Masayuki Hirabayashi; Hideo Nishijimaindividual1 patent

Correspondent attorneys (1)

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)· McDermott, Will & Emery1 appearance