Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D347678 | Combined fishing rod holder and trolling board | Daniel J. Dryna | 1994-06-07 |
| D332299 | Combined fishing rod holder and trolling board | Daniel J. Dryna, Douglas M. Hieber | 1993-01-05 |
| 4533278 | Expansion joint system | William L. Corsover, Kenneth P. Hoffman, Billy J. Wooden | 1985-08-06 |