Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7652152 | Synthetic method of optically pure (S)-3-hydroxypyrrolidine | Ji Sang Yoo, Jong Won Jang, Dae Yon Lee | 2010-01-26 |
| 6713290 | Process for preparing optically pure (S)-3-hydroxy-&ggr;-butyrolactone | Young Mi Park, Jongpil Chun, Yik-haeng Cho, Hosung Yu, Dae Il Hwang | 2004-03-30 |
| 6586616 | Process for preparing(R)-4-cyano-3-hydroxybutyric acid ester | Ho-Sung Yu, Kyung-Il Kim, Won-Jang Lee, Dae Il Hwang | 2003-07-01 |
| 6417403 | Process for preparing chiral (s)-2,3-disubstituted-1-propylamine derivatives | Jung Hwan Lee, Dae Il Hwang, Won-Jang Lee, Kyung-Il Kim | 2002-07-09 |
| 6288272 | Continuous process for preparing optically pure (s)-3,4-dihydroxybutyric acid derivatives | Jongpil Chun, Yik-haeng Cho, Young Mi Park, Hosung Yu, Dae Il Hwang | 2001-09-11 |
| 6251642 | Continuous process for preparing optically pure (S)-3-hydroxy-.gamma.-butyrolactone | Jongpil Chun, Yik-haeng Cho, Young Mi Park, Hosung Yu, Dae Il Hwang | 2001-06-26 |
| 6221639 | Process for preparing optically pure(S)-3,4-dihydroxybutyric acid derivatives | Yik-haeng Cho, Jongpil Chun, Young Mi Park, Hosung Yu, Dae Il Hwang | 2001-04-24 |
| 6124122 | Process for preparing optically pure (S)-3-hydroxy-.gamma.-butyrolactone | Jongpil Chun, Yik-haeng Cho, Young Mi Park, Hosung Yu, Dae Il Hwang | 2000-09-26 |