Wonil Kim
Asia-Pacific Guide 2025
Band 5 : Intellectual Property
Email address
[email protected]Contact number
82 2 6003 7511Share profile
Band 5
About
Provided by Wonil Kim
Practice Areas
Intellectual Property
IP Compliance
TMT
Healthcare
Antitrust & Competition
Career
Wonil Kim is a partner at Yoon & Yang LLC. His main areas of practice include intellectual property, anti-trust, broadcasting, information & telecommunications, and bioindustry.
Mr. Kim has lectured as a professor at the Patent Training Institute of the Seoul Bar Association and has served as a member of the Competition Policy Advisory Board for the Korea Fair Trade Commission. Mr. Kim currently is an arbitrator for international arbitrations at the Korean Commercial Arbitration Board. After graduating from Seoul National University College of Law, he received his LL.M. from University of Washington School of Law.
Professional Memberships
Admitted to bar, Korea (1994)
Publications
Korea Chapter, Copyright, Chambers Global Practice Guide, Chambers and Partners (Co-author, 2021-2023)
Korea Chapter, Trade Secrets, Chambers Global Practice Guides, Chambers and Partners (Co-author, 2020-2023)
Brand and reputation management for general counsel in South Korea, The In-House Lawyer, Legalease (Co-author, 2020)
Korea Chapter, Defence & Security Procurement, Getting the Deal Through, Law Business Research (Co-author, 2017-2020)
Korea Chapter, Intellectual Property & Antitrust, Getting The Deal Through, Law Business Research (Co-author, 2015-2018)
The Technology, Media and Telecommunications Review, Law Business Research (Co-author, 2013-2017)
Bridging the gap, Asia Fintech Special Focus, International Financial Law Review (Co-author, 2017)
Accelerating growth, Asia-Pacific Fintech Special Focus, International Financial Law Review (Co-author, 2016)
Regulation of personal information in new fields, IP & TMT Personal information and patent IP technology update, Asian-Mena Counsel, Pacific Business Press (Co-author, 2016)
Korea Chapter, The Energy Regulation and Markets Review, Law Business Research (Co-author, 2015)
Korea Chapter, Data Protection & Privacy, Getting the Deal Through, Law Business Research Co-author, 2015)
Korea Chapter, Public Procurement, Getting the Deal Through, Law Business Research (Co-author, 2015)
Korea Chapter, Intellectual Property Law Guide, LexisNexis (Co-author, 2014)
Securing the cloud, IP & TMT chapter, Asialaw Korea Annual Review, IFLR (Co-author, 2013)
When do counterfeit sales cause confusion?, International Briefings, Managing Intellectual Property (Co-author, 2013)
Prohibition against Former Employee’s Competition or Employment with Competitor for Trade Secret Protection and Necessity of Compensation, Human Rights and Justice (2011)
Overview and Trends of Intellectual Property Law and Competition Law in Korea, The Asia Pacific Antitrust Review (2007)
New Weight Class in Korea, The Securities-related Class Action Act, Asian Counsel (2005)
Reinforced Regulations on Spam Mail, asialaw (2005)
Right of Publicity, Korean Lawyers Association Journal (2003)
Work Highlights
Advised on KFTC’s patent abuse and antitrust investigation against a manufacturer of semiconductors for mobile communications
Represented a client in a patent dispute over multivalent pneumonia vaccination
Represented a client in a claim for compensation for employee invention related to 3D NAND flash memory manufacture process
Languages Spoken
Korean and English
Experience
2003-present Yoon & Yang LLC
2020-present Commissioner, Intellectual Property Training Institute Steering Committee, Korean Bar Association
2017-present Sole Arbitrator, International Matters, Korean Commercial Arbitration Board
2017-present Legal Advisor, Korea Drug Development Fund (formerly Investment Deliberation, Korea Drug Development Fund)
2016-present Civil Affairs Mediator, Patent Court
2016-present Director, Korea Patent Attorney Association
2015-present Commissioner, Internet Law System Forum, Korea Internet & Security Agency
2014-present Legal Advisor, Personal Information Protection Commission
2012-present Advisor, Legal Advisory Panel on International Investment and Intellectual Property Rights, Ministry of Justice
2009-present Director, Korea Industrial Property Law Association
2015-21 Vice Chairperson, Korea Intellectual Property Lawyers Association
2020-21 Vice Chairman, Korean Arbitrators Association
2011-13 Investment Deliberation Commissioner, Korea Drug Development Fund (formerly Investment Deliberation, Korea Drug Development Fund)
2008-09 Outside Director, Ilsung Pharmaceuticals Co., Ltd.
2005-07 Member of Competition Policy Advisory Committee, Korea Fair Trade Commission
2004-07 Professor, Patent Law Research and Study Center, Seoul Bar Association
1998-03 Yoon & Partners
1996-98 Shimin Law Firm, Seoul, Korea
1994-96 Judge, Incheon District Court
Education
University of Washington School of Law
LL.M.
2002
Seoul National University College of Law
LL.B.
1988
Awards
Leading Individual (Intellectual Property)
Chambers and Partners Asia-Pacific
2024
Leading Individual (Intellectual Property)
Chambers and Partners Asia-Pacific
2023
Leading Individual (Intellectual Property)
Chambers and Partners Asia-Pacific
2022
Leading Individual (Intellectual Property)
Chambers and Partners Asia-Pacific
2021
Leading Individual (Intellectual Property)
Chambers and Partners Asia-Pacific
2020
Leading Individual (Intellectual Property)
Chambers and Partners Global
2024
Leading Individual (Intellectual Property)
Chambers and Partners Global
2023
Leading Individual (Intellectual Property)
Chambers and Partners Global
2022
Leading Individual (Intellectual Property)
Chambers and Partners Global
2021
Distinguished Practitioner (Intellectual property)
asialaw
2024
Distinguished Practitioner (Intellectual property)
asialaw
2023
Distinguished Practitioner (Intellectual property)
asialaw
2022
Distinguished Practitioner (Intellectual property)
asialaw
2021
Distinguished Practitioner (Intellectual property)
asialaw
2020
Distinguished Practitioner (Intellectual property)
asialaw
2018
Distinguished Practitioner (Intellectual property)
asialaw
2017
Distinguished Practitioner (Intellectual property)
asialaw
2016
Distinguished Practitioner (Intellectual property)
asialaw
2015
Distinguished Practitioner (Intellectual property)
asialaw
2014
Distinguished Practitioner (Intellectual property)
asialaw
2013
Litigation Star (Intellectual property)
Benchmark Litigation Asia-Pacific
2024
Litigation Star (Intellectual property)
Benchmark Litigation Asia-Pacific
2023
Korea Super 30 Lawyers
Asian Legal Business
2022
Korea Super 30 Lawyers
Asian Legal Business
2021
Patent Star Trade Mark Star
MIP IP Stars
2022
Patent Star Trade Mark Star
MIP IP Stars
2019
Leading Individual (Intellectual Property)
Legal 500 Asia-Pacific
2018
Leading Individual (Intellectual Property)
Legal 500 Asia-Pacific
2016
IP Star
MIP World IP Survey
2017
Chambers Review
Asia-Pacific
Kim Wonil has particular expertise in advising on patent infringement, trade secret misappropriation and invalidation proceedings. He continues to serve a host of domestic and foreign clients in the pharmaceutical and technology sectors.
Strengths
Provided by Chambers
"He identifies problems, establishes countermeasures and responds thoroughly."
"He identifies problems, establishes countermeasures and responds thoroughly."