Professional Experience
- US Army, Adjutant General Company of 2nd Infantry Division (1983-1986)
- R&D Engineer, Samsung Advanced Institute of Technology (1988-1992)
- Manager, Samsung Electronics Intellectual Property Center (1992-1999)
- Patent Training at Samsung Electronics, Washington DC Office (1995-1996)
- Patent Procurement and Licensing Team Leader, Samsung System LSI Business (1999-2007)
- Admitted to the Massachusetts Bar Association (2004) 
- Lecturer, Korea Invention Promotion Association (KIPA) (2005-2011)
- Full-time Lecturer, Patent Support Center, Korea Electronics Association (2005-present)
- Patent Disputes & Legal Expert, Korea Electronics Association (2005-present)
- Full-time Lecturer, Technology Management Graduate Program, SungKyunKwan University (2006-2009)
- Recipient of Award Certificate of the Ministry of Knowledge Economy (2008) 
- Lecturer, IP Graduate Program, Yonsei University (2008-2009)
- Lecturer, Choongnam National University, Technology Management Graduate Program (2006-2008)
- Recipient of Award Certificate of Korea Electronics Association for Outstanding IP Management (2011)
- Adjunct Professor, KAIST Master of Intellectual Property (2011-present) 
- VP, Samsung Electronics Semiconductor Business Patent Team (2011-2016)
- Recognized as Best Quality US Patent Portfolio by IAM and IEEE in 2012, 2013, and 2014
- Selected as "IP Elite" by IPBC (2015)
- Panelist for IPBC Taipei, IPBC Seoul (2016)

Publications
1) Research on a necessity of raising the non-obviousness standard of US patents (University of New Hampshire School of Law (2004), Korea Patent Attorneys Association (2005))
2) Joint Authorship of US Case Law Study 1, 2, 3 (2014, 2017, 2022)

Education
- University of New Hampshire – Franklin Pierce IP Law Center, US (J.D, MIP, 2004)
-Kuhnen Wacker IP Training Program (2012)
- CD&C Summer IP Training Program (1996)
- Samsung Washington DC Office IP Training Program(1995)
- Kyungpook National University (B.A., Electric Engineering, 1998)