Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6013796 | Preparation of naltrexone from codeine and 3-benzylmorphine | Bao-Shan Huang, Yansong Lu, Ben-Yi Ji | 2000-01-11 |
| 6008355 | Preparation of oxycodone from codeine | Bao-Shan Huang, Yansong Lu, Ben-Yi Ji | 1999-12-28 |
| 6008354 | Preparation of noroxymorphone from morphine | Bao-Shan Huang, Yansong Lu, Ben-Yi Ji | 1999-12-28 |
| 5952495 | Preparation of 14-hydroxynormorphinones from normorphinones | Bao-Shan Huang, Yansong Lu, Ben-Yi Ji | 1999-09-14 |
| 5948788 | Normorphine and normorphinone derivatives | Bao-Shan Huang, Yansong Lu, Ben-Yi Ji | 1999-09-07 |
| 5922876 | Preparation of oxymorphone from morphine | Bao-Shan Huang, Yansong Lu, Ben-Yi Ji | 1999-07-13 |
| 5869669 | Preparation of 14-hydroxynormorphinones from normorphinone dienol acylates | Bao-Shan Huang, Yansong Lu, Ben-Yi Ji | 1999-02-09 |