Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5080533 | Safety shield for an excavation trench | — | 1992-01-14 |
| 4565409 | Body support apparatus | Gary G. Hollonbeck | 1986-01-21 |
| 4441562 | Foldable tillage implement | — | 1984-04-10 |