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Yoden Patent Assertion, Take Three

December 13, 2025

Per public assignment records, individual named inventor Koji Yoden has transferred three portfolios to patent enforcement operations. In early 2017, Yoden moved a family of seven patents to 73 Easting LLC (f/k/a Kojicast, LLC), the resulting litigation of which ran into an inter partes review (IPR) setback. In December 2022, Yoden assigned two patents to KOJI IP LLC, an entity managed by Texas monetization firm Dynamic IP Deals, LLC (d/b/a DynaIP). Subsequent litigation there has hit some headline-grabbing snags. Finally, in August 2023, Yoden assigned two other patents to Koyo Licensing LLC, a subsidiary of publicly traded Quest Patent Research Corporation (QPRC) that has now filed suit, accusing Samsung (2:25-cv-01212) of infringing both through the provision of smartphones and tablets that are “S-Pen compatible”.


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