Gregory Huh actively represents a wide variety of clients in complex and disputed matters, including representing both petitioners and patent owners in inter partes review (IPR) challenges and other post-grant trials before the US Patent and Trademark Office. In this capacity, Gregory has prepared briefings and argued before the Patent Trial and Appeal Board.

Gregory also works with clients on the preparation and prosecution of new patent applications in a variety of technical fields. Gregory also assists clients with portfolio analysis for design around, purchase, and licensing opportunities.

Before going to law school, Gregory completed B.S. and M.S. degrees in electrical engineering and served as a senior project engineer at General Motors where he led the development of calibration and controls for three vehicle applications.

Selected Publications and Speeches

  • "PTAB Discretionary Institution and Parallel Petitions," co-author, The Patent Law 30-32 (Mar.-Apr. 2020).
  • "PTAB Proceedings: New Rules and Key Practice Tips," panelist, 21st Advanced Patent Law Institute, Austin, November 3-6, 2016.
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J.D., University of California Davis School of Law,

M.S., Electrical Engineering, University of Michigan,

B.S., Electrical Engineering, University of Michigan, , with high distinction; Eta Kappa Nu Honor Society; Tau Beta Pi Honor Society






U.S. Patent and Trademark Office

Court Admissions

U.S. Court of Appeals for the Federal Circuit

Press Release
Haynes and Boone Ranked as Leading Firm in 2021 IPR Intelligence Report
September, 13 2021

Haynes and Boone, LLP and eight of its lawyers are included in the 2021 edition of Patexia Inc.’s IPR Intelligence Report on the nation’s leaders in inter partes review (IPR) proceedings before the Patent Trial and Appeal Board (PTAB). Among the report’s highlights, Haynes Boone ranked as the 6th most active firm representing petitioners. Eight Haynes and Boone lawyers (Raghav Bajaj, Jonathan Bow [...]