Inventor
CHO YIK-HAENG
KR6 patents
Patents
6 patentsUS6288272B1Sep 11, 2001
Continuous process for preparing optically pure (s)-3,4-dihydroxybutyric acid derivatives
SAMSUNG FINE CHEMICALS CO LTD1 citations59
US6221639B1Apr 24, 2001
Process for preparing optically pure(S)-3,4-dihydroxybutyric acid derivatives
SAMSUNG FINE CHEMICALS CO LTD1 citations59
US6124122ASep 26, 2000
Process for preparing optically pure (S)-3-hydroxy-γ-butyrolactone
SAMSUNG FINE CHEMICALS CO LTD3 citations59
US6251642B1Jun 26, 2001
Continuous process for preparing optically pure (S)-3-hydroxy-γ-butyrolactone
SAMSUNG FINE CHEMICALS CO LTD1 citations57
US6284902B1Sep 4, 2001
Process for manufacturing an optically active (S)-3,4-epoxybutyric acid salt
SAMSUNG FINE CHEMICALS CO LTD1 citations48
US6713290B2Mar 30, 2004
Process for preparing optically pure (S)-3-hydroxy-γ-butyrolactone
SAMSUNG FINE CHEMICALS CO LTD0 citations46