Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676958 | Use of aromatic aldehydes as insecticides and for killing arachnids | Ralph W. Emerson | 1997-10-14 |
| 5639794 | Use of saponin in methods and compositions for pathogen control | Ralph W. Emerson | 1997-06-17 |