Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5830739 | Proteolytic mixture containing escharase and method of isolating same | John C. Houck | 1998-11-03 |
| 4329430 | Enzyme mixture | John C. Houck | 1982-05-11 |
| 4307081 | Enzyme mixture | John C. Houck | 1981-12-22 |
| 4226854 | Debridement of devitalized tissue with hydrolytic enzyme product | John C. Houck | 1980-10-07 |
| 4197291 | Hydrolytic enzyme material | John C. Houck | 1980-04-08 |