Development of : Novel Anti-ulcer drug, YH1885, anti-osteoporosis agent, anti cancer drugs, anti-hypertensive drugs, Bio drug for infant respiratory distress syndrome.

1971~1974 1st Lieutenant, Korea Air Force
1974~ Yuhan Corporation (1991~ Managing Director, Research Institute)
1984~1985 Visiting Research Fellow, Florida A&M University, USA
1987~ KGLP Subcommittee member, Central Review Committee, MOHW
1988 Visiting Scientist, Schering Plough Research Institute, USA
1991~1992 General Planning Committee member, G7 Project, MOST
1998~2000 Review & Evaluation Committee member, KFDA
2000~ Evaluation Committee member, National Research Programs
2001~ Vice President, Korean Society of Toxicology
2001~ Planning & Evaluation Committee member, Biohealth Technology, MOHW
2001~ R&D Committee member, National Science & Technology Committee
2002~ Member, National Bioindustry Special Committee

1994 Pharmaceutical Tech Award, the Society of Pharmaceutical Sciences
1996 National Medal of Iron Tower (the 29th National Science Day)
1999 CTO Award, Korea Industrial Technology Association
2001 Scientist of the Month (May, 2001), MOST
2001 Grand Award (Bio-Chem Area), Chung Jin Ki Awards