Hana Oh


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Hana Oh, Ph.D., is an MIT-trained attorney in O’Melveny’s Intellectual Property and Technology practice group. Hana focusses on patent and trade secret litigation and licensing issues for innovative companies, including Samsung, Micron, Belkin, Alcon, and Novartis. Hana is registered to practice before the US Patent and Trademark Office. Clients entrust her to help navigate complex scientific and technical issues arising in intellectual property disputes, and has extensive experience working closely with expert witnesses. She has been involved in many phases of litigation and discovery, from pleadings to written discovery to motion practice to managing review teams on complex foreign language document production and privilege log preparation. Hana also has experience in prosecuting patents and developing portfolios in a wide range of high technology industries. She is fluent in Korean.

Hana’s tireless advocacy extends to her active pro bono practice.  She recently helped three siblings, who were victims of domestic abuse, obtain asylum in the U.S.   


  • Korean
  • German


Bar Admissions

  • California

Court Admissions

  • US District Court for the Central and Northern Districts of California

Registered to Practice

  • US Patent and Trademark Office


  • University of California at Los Angeles, J.D.
  • University of Pennsylvania, Ph.D.: Chemical and Biomolecular Engineering
  • Massachusetts Institute of Technology, B.S.: Chemical Engineering

Professional Activities


  • Justice Richard M. Aronson, California Court of Appeal


  • “Combating Baseless Patent Suits: Rule 11 Sanctions with Technology-Specific Application,” Jurimetrics (Joint publication of Arizona State College of Law and the ABA Section of Science & Technology Law), 53 Jurimetrics J.135–178 (2014)

Speaking Engagements

  • Faculty, “Technology Protocols & Standards: Proprietary Versus Open,” Practicing Law Institute, July 2018
  • Co-Chair, US-Korea Law Day Conference, April 2018
  • Guest Lecturer, “Patents or Trade Secrets?” Intellectual Property For Technology Entrepreneurs and Managers, UCLA School of Law/Anderson School of Management, April 2014

Professional Affiliations

  • Board Member, OCKABA (Orange County Korean-American Bar Association)
  • Board Member, Howard T. Markey Intellectual Property Inn of Court