Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7850758 | Safened insecticide matter | Timothy D. Birthisel, James R. Lynch | 2010-12-14 |
| 7666399 | Pesticidal fertilizer | Timothy D. Birthisel, Mark Weispape | 2010-02-23 |
| 4236556 | Wood splitter attachment | — | 1980-12-02 |