Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798102 | Crank arm assembly for windshield wiper device | David R. Paulick, Roy C. Schoen | 1989-01-17 |
| 4610046 | Variable throw crank arm assembly for windshield wiper drive | Ernest G. Franklin, William S. Shufflebarger | 1986-09-09 |
| 4509878 | Windshield wiper transmission | Bruce Allen Bryson | 1985-04-09 |