LAWYER PROFILE

Yu-Seog Won

Asia-Pacific 2026

Kim & Chang

Ranked in 1 practice area

Intellectual Property

South Korea

6 years ranked

About

Provided by Kim & Chang

Asia-Pacific

Practice Areas

Litigation, Intellectual Property, Corporate Investigations & White Collar Defense, IP Due Diligence, Licensing & IP Transactions, Intellectual Property Litigation, and Trade Secret & Corporate Information Protection.

Career

Kim & Chang (2011-Present);

Presiding Judge, Seoul High Court (2009-2011);

Presiding Judge, Patent Court (2007-2009);

Chief Judge, Ansan Branch of Suwon District Court (2005-2007);

Professor, Judicial Research and Training Institute (2002-2005);

Presiding Judge, Daegu District Court (2000-2002);

Judge, Seoul High Court (1997-1999);

Judge, Yeoju Branch of Suwon District Court (1996-1997);

Judge, Daejeon District Court (1993-1996);

Judge, Seoul Civil District Court (1991-1993);

Judge, Seoul Criminal District Court (1989-1991).

Professional Memberships

Korean Bar.

Publications

“Drug Manufacturer Obtains First Damages Award for Infringement of Second Medical Use Patent,” ILO Intellectual Property Newsletter (Co-author, 2017).

Personal

University of Washington School of Law (LL.M., 1995);

Judicial Research and Training Institute of the Supreme Court of Korea (1985);

Seoul National University (LL.B., 1984).

Chambers Review

Provided by Chambers

Chambers Asia & Pacific

Intellectual Property - South Korea

Band 3

Individual Editorial

Won Yu-Seog is recognised for his high-profile activity representing important domestic and international clients in IP infringement disputes. He brings to bear experience gained during his time as a judge in the Patent Court of Korea to offer particular expertise in patent cases.

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