Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5294448 | Delayed release formulations | David B. Archer, Michael C. Allwood, Johh M. Newton | 1994-03-15 |
| 5108758 | Delayed release formulations | Michael C. Allwood, David B. Archer | 1992-04-28 |