Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6358525 | Sustained release polymer blend for pharmaceutical applications | Jian-Hwa Guo | 2002-03-19 |
| 6217903 | Sustained release polymer blend for pharmaceutical applications | — | 2001-04-17 |
| 6210710 | Sustained release polymer blend for pharmaceutical applications | — | 2001-04-03 |
| 4931286 | High gloss cellulose tablet coating | Joseph L. Johnson | 1990-06-05 |