Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5962022 | Pharmaceutical formulation with effervescent couple | David Roy Merrifield, Paul Laurence Carter | 1999-10-05 |
| 5225197 | Pharmaceutical formulation | David Roy Merrifield, Paul Laurence Carter | 1993-07-06 |