Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308250 | Sustained drug release device | Gerald J. L. Griffin | 1981-12-29 |
| 4268497 | Sustained drug release device | Gerald J. L. Griffin | 1981-05-19 |
| 4228149 | Sustained release compositions | Gerald J. L. Griffin | 1980-10-14 |