Howard L. Lim

Howard Lim is a Counsel at Carter Arnett where his practice focuses on patent litigation and IP counseling. Howard has extensive experience in matters related to lithium-ion batteries, semiconductors, semiconductor manufacturing equipment, LCD and OLED display technologies, gaming software, and video streaming. Howard holds a J.D. and M.S. Electrical Engineering from Southern Methodist University. Prior to practicing law, he developed lithium-ion battery technology for electric vehicle and energy storage applications at Panasonic Corporation. He is fluent in both Mandarin Chinese and Japanese.


Professional Associations and Community Involvement:

The Honorable Barbara M.G. Lynn American Inn of Court – Chair of the Community Outreach Committee and Associate Member (former member)

Published Works & Speaking Engagements

  • “The Patent Landscape in the Lithium-Ion Battery Industry,” 2016 Next Generation Energy Storage conference, April 2016 (speaker)
  • “Patents & Trademarks for Coders, Inventors & Budding Young Entrepreneurs,” EagleHacks Hackathon, April 2016 (speaker and judge)
  • “Intellectual Property for Chinese Entrepreneurs in America,” Houston Asian Chamber of Commerce, April 2016 (speaker)
  • “The IP Landscape, Strategies, and Protection for Lithium-ion Battery Solid-State Electrolytes and Silicon-Based Anodes,” Plugvolt Webinars, June 2021
  • “Director of the U.S.P.T.O. Grants First Direct Review of Inter Partes Review to Samsung for Lithium-Ion Battery Patent”
  • “IP Landscape Silicon and Lithium Metal Anodes,” PlugVolt Webinars, March 2022
  • “Lithium-Ion Battery Patents: Understanding Infringement and Invalidity Through Recent Notable Litigation,” PlugVolt Webinars, April 2022
  • “The Importance of Numerical Examples in Infringement and Invalidity of Lithium-Ion Battery Patents, August 2022

Practice Areas

  • U.S. District Court for the Eastern District of Texas
  • U.S. District Court for the Northern District of Texas
  • U.S. District Court for the Northern District of California
  • U.S. District Court for the Eastern District of Missouri


J.D., cum laude, Southern Methodist University School of Law

M.S., Electrical Engineering, Southern Methodist University Lyle School of Engineering

Master of Pacific International Affairs, International Management, University of California, San Diego Graduate School of International Relations & Pacific Studies

B.S., Economics, Purdue University


  • Texas
  • California
  • Washington
  • U.S. Patent and Trademark Office