Up and Coming
Provided by Hayoun Chun
IP Litigation, IP Strategy Consulting, Trade Secret · Company Information Protection, IP Prosecution, International IP Litigation, IP Transactions & Licensing, Healthcare · Life Sciences
Hayoun Chun is a Partner in Lee & Ko's Intellectual Property Practice Group and Health Care Practice Group. Prior to joining Lee & Ko in 2014, he worked as a Patent Attorney at patent specialty firms, FirstLaw P.C. and Koreana Patent Firm from 2004. In Lee & Ko, he has counseled and represented various global tech companies and pharmaceutical companies in relation to their IP issues, regulation and compliance issues, and litigations.
Korean Bar, New York State Bar, Korean Patent Bar
Korean, English
Seoul National University
B.A. in Electrical Engineering
1999 - 2004
Korea University, School of Law
J.D.
2011 - 2014
Columbia Law School
LL.M
2021 - 2021
Litigation Star
Benchmark Litigation Asia-Pacific
2025
Litigation Star
Benchmark Litigation Asia-Pacific
2024
The World's Leading Patent Professionals
IAM Patent 1000
2025
The World's Leading Patent Professionals
IAM Patent 1000
2023
Provided by Chambers
Chun Hayoun is well-versed in patent infringement disputes and has a strong client base in the electronics industry and broader technology sector.
Provided by Chambers
Hayoun is an electrical engineer, patent attorney, Korean attorney and New York-barred attorney. He develops key strategic advice and has in-depth expertise in complicated technical cases.
He will give you recommendations and really cut you to the punchline, which I really appreciate.
Hayoun is an electrical engineer, patent attorney, Korean attorney and New York-barred attorney. He develops key strategic advice and has in-depth expertise in complicated technical cases.
He will give you recommendations and really cut you to the punchline, which I really appreciate.