Asserter profile

KAMIYACHO IP HOLDINGS

unclassified0 patents now1 ever0 cases filed during tenure2 connections

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
    Nkamiyacho_ip["KAMIYACHO IP HOLDINGS"]
    Nzycube["ZYCUBE CO., LTD."]
    Nrambus["Rambus Inc."]
    Nmitsumasa_koyanagi["Mitsumasa Koyanagi"]
    Noh_kyung_suk_shaeffer_ian_p["OH, KYUNG SUK, SHAEFFER, IAN P."]
    Nsignal["SIGNAL LLP"]
    Noh_kyung_s_shaeffer_ian_p["Oh, Kyung S.; Shaeffer, Ian P."]
    Nware_frederick_a_wang_yuanlong["WARE, FREDERICK A.; WANG, YUANLONG"]
    Noh_kyung_s_and_shaeffer_ian_p["OH, KYUNG S. AND SHAEFFER, IAN P."]
    Nsolid_state_opto["Solid State Opto Limited"]
    Nrambus_delaware["Rambus Delaware LLC"]
    Nzycube -->|"2012 · Assignment · 7906363"| Nkamiyacho_ip
    Nkamiyacho_ip -->|"2014 · Assignment · 7906363"| Nrambus
    Nmitsumasa_koyanagi -->|"2008 · Assignment · 7906363"| Nzycube
    Noh_kyung_suk_shaeffer_ian_p -->|"2018 · Assignment of Assignor's Interest · 10056902"| Nrambus
    Nrambus -->|"2025 · Assignment of Assignor's Interest · 10056902"| Nsignal
    Noh_kyung_s_shaeffer_ian_p -->|"2009 · Assignment of Assignor's Interest · 10115439"| Nrambus
    Nrambus -->|"2025 · Assignment of Assignor's Interest · 10115439"| Nsignal
    Nware_frederick_a_wang_yuanlong -->|"2014 · ASSIGNMENT OF ASSIGNORS INTEREST · 9092352"| Nrambus
    Nrambus -->|"2025 · ASSIGNMENT · 9092352"| Nsignal
    Nrambus -->|"2025 · Assignment · 10944400"| Nsignal
    Noh_kyung_s_and_shaeffer_ian_p -->|"2009 · ASSIGNMENT · 8947962"| Nrambus
    Nrambus -->|"2025 · ASSIGNMENT · 8947962"| Nsignal
    Nsolid_state_opto -->|"2010 · ASSIGNMENT · 7300194"| Nrambus
    Nsolid_state_opto -->|"2010 · Assignment · 7384177"| Nrambus
    Nrambus -->|"2013 · Assignment · 7384177"| Nrambus_delaware
    Nsolid_state_opto -->|"2010 · Assignment · 7434974"| Nrambus
    Nrambus -->|"2013 · Assignment · 7434974"| Nrambus_delaware
    Nrambus -->|"2013 · Assignment · 8215816"| Nrambus_delaware
    Nsolid_state_opto -->|"Assignment · 8215816"| Nrambus
    Nsolid_state_opto -->|"2010 · Assignment · 7404660"| Nrambus
    Nrambus -->|"2013 · Assignment · 7404660"| Nrambus_delaware
    Nsolid_state_opto -->|"2009 · Assignment · 6755547"| Nrambus
    Nrambus -->|"2013 · Assignment · 6755547"| Nrambus_delaware
    Nsolid_state_opto -->|"2010 · Assignment · 7434973"| Nrambus
    Nrambus -->|"2013 · Assignment · 7434973"| Nrambus_delaware
    Nsolid_state_opto -->|"2010 · Assignment · 7914196"| Nrambus
    Nrambus -->|"2013 · Assignment · 7914196"| Nrambus_delaware
    Nsolid_state_opto -->|"2010 · Assignment · 5618096"| Nrambus
    Nrambus -->|"2013 · Assignment · 5618096"| Nrambus_delaware
    Nsolid_state_opto -->|"2009 · Assignment · 7090389"| Nrambus
    Nrambus -->|"2013 · Assignment · 7090389"| Nrambus_delaware
    Nsolid_state_opto -->|"2009 · Assignment · 7524101"| Nrambus
    Nrambus -->|"2013 · Assignment · 7524101"| Nrambus_delaware
    Nsolid_state_opto -->|"2010 · Assignment · 6886956"| Nrambus
    Nrambus -->|"2013 · Assignment · 6886956"| Nrambus_delaware
    Nsolid_state_opto -->|"2010 · Assignment · 6508563"| Nrambus
    Nrambus -->|"2013 · Assignment · 6508563"| Nrambus_delaware
    Nsolid_state_opto -->|"2010 · Assignment · 5613751"| Nrambus
    Nrambus -->|"2013 · Assignment · 5613751"| Nrambus_delaware
    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 Nkamiyacho_ip focal
    class Nzycube operating
    class Nrambus npe
    class Nsignal npe
    class Nsolid_state_opto shell
    class Nrambus_delaware npe

Patents previously held (1)

Connected entities (2)