Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4328203 | Microbial insecticide | Robert E. Andrews | 1982-05-04 |
| 4325937 | Microbial insecticide | Robert E. Andrews | 1982-04-20 |
| 4265880 | Microbial insecticide | Robert E. Andrews | 1981-05-05 |
| 4223007 | Microbial insecticide | Robert E. Andrews | 1980-09-16 |