Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4325937 | Microbial insecticide | Kemet D. Spence | 1982-04-20 |
| 4265880 | Microbial insecticide | Kemet D. Spence | 1981-05-05 |
| 4223007 | Microbial insecticide | Kemet D. Spence | 1980-09-16 |