Technical Specialist
Yi Yang leverages extensive industry experience as well as a strong foundation in patent invalidity and prior art search to support clients in litigation and strategic intellectual property(IP) prosecution. Her practice spans patent litigation, prosecution, portfolio development, and counseling, with a focus on mechanical and electrical technologies. Yi provides opinions on patentability and freedom-to-operate (FTO) opinions matters, helping clients assess risk and navigate complex IP disputes with precision and strategic insight.
Prior to joining Finnegan, Yi worked as a patent consultant at an intellectual property search firm, conducting prior art and freedom-to-operate searches as well as patent landscape analyses. As a consultant, she developed technical experience related to mechanical technologies, including robotics, manufacturing, automotive, heat exchanger and furnace, food and beverage, sports and fitness equipment, household appliances, and medical devices. Yi also applied her technical searching capabilities within Asian jurisdictions to electrical and computer systems.
Yi worked in the automotive industry, both at Ftech R&D and Seymour Tubing. She led the design and validation processes for suspension arms and subframes of passenger vehicles.
In the Matter of Certain Semiconductor Devices and Products Containing the Same
Achieved a comprehensive victory for respondent Innoscience, a global leader in gallium nitride (GaN) power devices, in a high-profile patent dispute before the U.S. International Trade Commission (ITC). The ITC’s Final Determination confirms that Innoscience avoided all patent claims asserted by Infineon.
337‑TA‑1414, ITC, Judge Moore
Articles
D. Mass. Patent Litigation Update: April 2026 D. Mass. Patent Litigation Update: April 2026
June 1, 2026
Articles
Preempting Surprise Injunctions in Germany and the UPC: Strategic Use of the Schutzschrift in Global Patent Litigation Preempting Surprise Injunctions in Germany and the UPC: Strategic Use of the Schutzschrift in Global Patent Litigation
March 27, 2026
Articles
Global Patent Litigation: Strategic Insights Across U.S., Germany, and China Global Patent Litigation: Strategic Insights Across U.S., Germany, and China
December 18, 2025
Articles
D. Mass. Patent Litigation Update: September 2025 D. Mass. Patent Litigation Update: September 2025
November 3, 2025
Articles
D. Mass Patent Litigation Update: March 2025 D. Mass Patent Litigation Update: March 2025
April 30, 2025
Articles
D. Mass. Patent Litigation Update: February 2025 D. Mass. Patent Litigation Update: February 2025
March 27, 2025
Press Release
Finnegan Secures Decisive ITC Victory for Innoscience in Final Determination Finnegan Secures Decisive ITC Victory for Innoscience in Final Determination
May 11, 2026
Press Release
BMW AG Announces Resolution of WDTX Declaratory Judgment against Onesta, Following Broad Covenant Not to Sue to BMW AG by Onesta BMW AG Announces Resolution of WDTX Declaratory Judgment against Onesta, Following Broad Covenant Not to Sue to BMW AG by Onesta
April 23, 2026
Press Release
BMW AG Secures Complete Victory at Federal Circuit as Onesta IP, LLC Appeal is Dismissed and Costs Awarded to BMW BMW AG Secures Complete Victory at Federal Circuit as Onesta IP, LLC Appeal is Dismissed and Costs Awarded to BMW
April 20, 2026
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