Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12280856 | Wakeboard tower assembly | Greg Mackall, Doug Erdman | 2025-04-22 |
| 7669527 | Moving belt dough press with heated platen | Mark Van Drunen | 2010-03-02 |
| 6257967 | Sharpener for veneer knife | — | 2001-07-10 |
| 5530975 | Method of lifting a patient with a sling | Ronald L. Firebaugh | 1996-07-02 |
| 5396670 | Sling for a patient lifter | Ronald L. Firebaugh | 1995-03-14 |
| 5392802 | Folding tray for invalid walkers | C. P. Farr, Nate Ellena | 1995-02-28 |
| 5291910 | Adjustable hand grip for orthopedic crutch | Cuong Bui | 1994-03-08 |
| 5273063 | Folding tray for invalid walkers | C. P. Farr, Nate Ellena | 1993-12-28 |
| 4872469 | Crutch with stair deflector | — | 1989-10-10 |
| 4748994 | Reversible walker device | Michael Doom | 1988-06-07 |