Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905854 | Mutated penicillin expandase and process for preparing 7-ADCA using the same | Yang Yunn-Bor, Hsu Jyh-Shing, Tsai Ying-Chieh | 2005-06-14 |
| 6699699 | Mutated penicillin expandases | Yang Yunn-Bor, Hsu Jyh-Shing, Tsai Ying-Chieh | 2004-03-02 |