Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7405267 | Method for purifying teicoplanin A2 | Tae-Won Kang, Byoung-Taek Choi, Yong-Rack Choi, Sung-Ho Hwang | 2008-07-29 |
| 6649755 | Process for preparing acarbose with high purity | Chung Il Hong, Kyung Hwan Kim, Byoung Taik Choi, Yong-Rack Choi | 2003-11-18 |
| 5874572 | Process for preparing cyclosporin A | Jung Woo Kim, Nam Hee Choi, Sang Chul Lee, Yun-Beom Ham, Don Wha Lee +1 more | 1999-02-23 |
| 5734048 | Process for manufacturing clavulanic acid salt | Jung Woo Kim, Nam Hee Choi, Don Wha Lee | 1998-03-31 |