Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5768947 | Implement hand support and control | David M. Fee | 1998-06-23 |
| 5666861 | Armrest adjusting mechanism | David M. Fee, John P. Mackoway | 1997-09-16 |
| 5521354 | Method for arc welding fault detection | Howard W. Ludewig, James H. Siwicke, Alan L. Kilty, Brian L. Wallace, Dean E. Rees | 1996-05-28 |