Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5238121 | Ear corn selection and trimming device | — | 1993-08-24 |
| 4413722 | Article orientation device | Larry D. Frisbie, Joel J. Olson | 1983-11-08 |
| 4225031 | Article orientation device | Larry D. Frisbie, Joel J. Olson | 1980-09-30 |