LL.B., Seoul National University (1971)
Pusan National University Law School (1975)

Ilsin Steel Co., Ltd. (1977-1980)
Admitted to Korean Patent Bar (1981)
KIPO Patent Attorney Training Program (1983)
Representative Patent Attorney at Patent 100 SIPPT
(1984-2022)
Member of KPAA
Member of Korean Patent Bar Committee
Lecturer at Institute for Advanced Engineering
Member of INTA
Member of FICPI Korea
President of KOTA
Vice-President of APAA Korea
President of LES Korea
Auditor at AIPPI Korea