Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6197739 | Proteolytic enzyme cleaner | Thomas R. Oakes, Bruce R. Cords, Sandra L. Bull, Francis L. Richter | 2001-03-06 |
| 5858117 | Proteolytic enzyme cleaner | Thomas R. Oakes, Bruce R. Cords, Sandra L. Bull, Francis L. Richter | 1999-01-12 |