Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5047244 | Mucoadhesive carrier for delivery of therapeutical agent | Sau-Hung Spence Leung | 1991-09-10 |
| 4900552 | Mucoadhesive buccal dosage forms | Sau-Hung Spence Leung | 1990-02-13 |
| 4336243 | Transdermal nitroglycerin pad | James G. Cooney, Ronald C. Wester | 1982-06-22 |
| 4301146 | Stabilization of 16-oxygenated prostanoic acid derivatives | — | 1981-11-17 |