Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D463805 | Tractor | Benjamin Michael Witte, Robert James Recker, Mervin P. Kizlyk, Barrie L. Smith, Daniel G. Niebuhr +5 more | 2002-10-01 |
| D463456 | Cargo box | Benjamin Michael Witte, Robert James Recker, Mervin P. Kizlyk, Barrie L. Smith, Daniel G. Niebuhr +5 more | 2002-09-24 |
| D386586 | Hat sprint car wing | — | 1997-11-25 |