Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7363744 | Insert for multiple mouse trap | Harry E. Knuppel | 2008-04-29 |
| 4711049 | Animal trap | — | 1987-12-08 |
| 4369595 | Animal trap | Marvin E. Kness, Arnold A. Kness | 1983-01-25 |
| 4297805 | Animal trap | Marvin E. Kness, Arnold A. Kness | 1981-11-03 |