Asserter profile
SOLID STATE OPTO LIMITED
operating company0 patents now2 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
Nsolid_state_opto["SOLID STATE OPTO LIMITED"]
Nparker_jeffery_r["PARKER, JEFFERY R."]
Nrambus["RAMBUS INC."]
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."]
Nrambus_delaware["RAMBUS DELAWARE LLC"]
Nparker_jeffery_r -->|"2005 · ASSIGNMENT · 7300194"| Nsolid_state_opto
Nsolid_state_opto -->|"2010 · ASSIGNMENT · 7300194"| Nrambus
Nparker_jeffery_r -->|"2005 · Assignment · 7384177"| Nsolid_state_opto
Nsolid_state_opto -->|"2010 · Assignment · 7384177"| Nrambus
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
Nrambus -->|"2013 · ASSIGNMENT · 7300194"| Nrambus_delaware
Nrambus -->|"2013 · Assignment · 7384177"| 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 Nsolid_state_opto focal
class Nrambus operating
class Nsignal npe
class Nrambus_delaware operating
Patents previously held (2)
- US 73001942005-10-21 → 2010-02-18
- US 73841772005-10-21 → 2010-02-18
Connected entities (2)
- PARKER, JEFFERY R.individual2 patents
- RAMBUS INC.operating company2 patents
Correspondent attorneys (2)
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.