Asserter profile

Seiji Kageyama; Satoru Matsumoto; Makoto Kitagawa; Takuya Shimakawa; Jinichi Kazuma; Takashi Okada

individual0 patents now0 ever0 cases filed during tenure1 connection

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
    Nseiji_kageyama_satoru_matsumoto_makoto_kitagawa_takuya_shima["Seiji Kageyama; Satoru Matsumoto; Makot…"]
    Nhitachi["HITACHI, LTD."]
    Nhitachi_consumer_electronics["HITACHI CONSUMER ELECTRONICS CO., LTD."]
    Nmiyano_masaaki_arai_ikuya_masuda_kozo["MIYANO, MASAAKI; ARAI, IKUYA; MASUDA, K…"]
    Nhitachi_maxell["HITACHI MAXELL, LTD."]
    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…"]
    Nricoh_printing_systems["RICOH PRINTING SYSTEMS, LTD."]
    Nnagai_yasuhiko_fujiyama_tatsuya_arai_masato_tsunoda_mitsuhir["Nagai, Yasuhiko; Fujiyama, Tatsuya; Ara…"]
    Nseiji_kageyama_satoru_matsumoto_makoto_kitagawa_takuya_shima -->|"1994 · Assignment · 5625757"| Nhitachi
    Nhitachi -->|"2012 · Assignment · 7577417"| Nhitachi_consumer_electronics
    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
    Nhitachi -->|"2005 · Assignment · 5625757"| Nricoh_printing_systems
    Nnagai_yasuhiko_fujiyama_tatsuya_arai_masato_tsunoda_mitsuhir -->|"2000 · Assignment · 7089581"| Nhitachi
    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 Nseiji_kageyama_satoru_matsumoto_makoto_kitagawa_takuya_shima focal
    class Nhitachi operating
    class Nhitachi_consumer_electronics operating
    class Nhitachi_maxell operating
    class Nhitachi_consumer_electronics_japan operating
    class Nricoh_printing_systems operating

Connected entities (1)