James C. Yoon is a practice development leader in the patent trial and litigation practice at Wilson Sonsini Goodrich & Rosati. James has 20 years of experience as a trial lawyer, patent and intellectual property litigator, and counselor. He has litigated over 150 patent cases and has tried numerous cases in federal courts, state courts, and at the International Trade Commission.
James has an active IP counseling practice. He has advised over 50 companies on IP issues in a wide variety of transactions, including patent license agreements, patent purchase agreements, private equity investments, initial public offerings, and corporate mergers. As part of these transactions, James is frequently involved in IP risk assessments and valuations.
In both his patent litigation and IP counseling practices, James has been a pioneer in the use of data analytics in legal decision making, strategy development, and risk assessment. James has worked with leading data analytic firms to improve their tools and provide greater value to clients and the practice of law.
James served as a member of the committee that developed the original and the revised versions of the Model Patent Jury Instructions for the Northern District of California. He is an adjunct professor (Lecturer-in-Law) at Santa Clara University School of Law, where he teaches a course in patent and trade secret litigation.
Additionally, James is a Lecturer-in-Law at Stanford Law School, where he is a trial advocacy instructor and teaches an economics course on the economic and technological forces transforming the private practice of law.
He has published numerous scholarly and professional articles and is a columnist on patent law and litigation for the ABTL Report of the Northern California Chapter of the Association of Business Trial Lawyers (ABTL).
In 2013 and 2014, James was listed in the International Who’s Who of Patent Lawyers. In 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, and 2018, he was selected for inclusion in Northern California Super Lawyers in the field of Intellectual Property Litigation. In 2006, Bay Area Lawyer Magazine named James one of the “Top Lawyers in the Bay Area” for Intellectual Property law.
James has served on numerous firm committees. He is a current member of the Compensation Committee and has previously served on the firm’s Policy, Partner Nominating, Business Development, and Associate Development committees.
James is a member of the board of directors and a co-chair of the Partner Committee of the Asian Pacific American Bar Association Silicon Valley (APABA-SV). He is also a member of the board of directors of the Asian Pacific American Bar Association Silicon Valley Charity, a member of the board of directors of the Palo Alto Bar Association, and a member of the High Tech Advisory Board for Santa Clara Law School.
Prior to joining the firm, James served as a law clerk to Chief Judge Alan C. Kay in the U.S. District Court for the District of Hawaii. He was previously an electrical engineer for General Motors Corporation, where he worked for many different operations, including the General Motors Technological Center (Warren, Michigan), Opel Motors (Russelsheim, Germany), Vauxhall Motors (Luton, England), and GM’s Cadillac Assembly Plant (Detroit, Michigan).
- J.D., Stanford Law School, 1993
- B.S., Electrical Engineering, GMI Engineering & Management Institute, 1990
- State Bar of California
- Multiple U.S. District Courts
- U.S. Court of Appeals for the Federal Circuit
- U.S. Court of Appeals for the Ninth Circuit
- U.S. Patent and Trademark Office
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