Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858741 | Friction clutch for a vehicle | Ian C. Maycock, Robert J. Ball | 1989-08-22 |
| 4702362 | Friction clutch for a vehicle | John Dalton Banks, Robert J. Ball | 1987-10-27 |
| 4613030 | Friction clutch driven plate | Ian C. Maycock, Robert J. Ball | 1986-09-23 |
| 4606450 | Friction clutch driven plate | Robert J. Ball | 1986-08-19 |