Hannah J. Lee

Hannah J. Lee is an accomplished patent litigator with a strong focus on high-stakes intellectual property disputes, particularly within the technology and life sciences sectors. Her practice primarily involves representing patent owners in enforcing their rights in complex technologies, including cybersecurity, networking, routers, firewalls, and network switches.

Ms. Lee's career includes significant tenure as a partner at Kramer Levin Naftalis & Frankel LLP, which merged to become Herbert Smith Freehills Kramer in 2025. Prior to Kramer Levin, she worked at Perkins Coie and King & Spalding. Since 2024, Ms. Lee has served as in-house counsel at Genentech, where she handles all patent-related litigation and advises on litigation risk, licensing, and the impact of pending drug legislation on intellectual property.

Her notable achievements include her role on the team that secured a substantial award for Centripetal Networks Inc. against Cisco Systems Inc., which resulted in a federal judge finding willful infringement of four patents and awarding $755.8 million in damages, multiplied by 2.5. She was also part of the team that obtained a $151.5 million jury verdict for Centripetal Networks Inc. against Palo Alto Networks in February 2024, relating to next-generation firewalls. Her experience extends to post-grant proceedings, having served as Back-up Counsel for the patent owner, Centripetal Networks, LLC, in an Inter Partes Review (IPR) challenged by Unified Patents, LLC.

Ms. Lee earned her J.D. from Northwestern University School of Law and holds a Bachelor of Science degree in Chemical Engineering from Stanford University. She was admitted to the State Bar of California in 2009.