Bachelor of Industrial Engineering, Seoul National University (1975)
Master of Industrial Engineering, Korea Advanced Institute of Science and Technology (1977)
Completed Ph. D. Program except dissertation in EES, Stanford University (1982)
Completed US Legal Studies Program in KLSP, Columbia Law School (1985)
Doctor of Economics, Seoul National University (2007)

Department of Industrial Machinery, Ministry of Industry (1999)
Examiner, Examination Coordinator, and Examination Director, Korean Intellectual Property Office (2007)
Chief of Intellectual Property Tribunal, Korean Intellectual Property Office (2009)
Chief of Korea Institute of Intellectual Property (2010)
Executive vice-chairman, Korea Association of Machinery Industry (2017)
Admitted to the Korean Patent Bar (2005)
IIPAC(Entrusted IP Mediation Center of Patent Court of Korea) Mediator (2019)
Licensed Administrative Agent (2016)
Honoring Commendation of President for Distinguished Services in Industrial Technology Promotion (1991)
National Medal of Merit for Distinguished Public Services in Intellectual Property Examination and Trial (2008)