Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6365742 | Preparation of opiates, intermediates and uses of salts | Chester Sapino, Jen-Sen Dung, Alice Sebastian | 2002-04-02 |
| 6090943 | Preparation of opiates, intermediates and uses of salts | Chester Sapino, Jen-Sen Dung, Alice Sebastian | 2000-07-18 |
| 5981751 | Method for removal of residual organic solvents and use thereof in manufacturing pharmaceuticals | Jen-Sen Dung, Chester Sapino, James Guro | 1999-11-09 |
| 5847142 | Preparation of narcotic analgesics | Joydeep Kant, Chester Sapino | 1998-12-08 |