Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| D347415 | Front partition for a tandem brake booster | Louis P. Rossigno, Jon R. Dodson, Thomas O'Brien, John E. Steer | 1994-05-31 | |
| D346576 | Rear partition for a tandem brake booster | John E. Steer, Thomas O'Brien, Jon R. Dodson, Louis P. Rossigno | 1994-05-03 | |
| 5076142 | Brake booster with tandem pistons having annular and radial reinforcing ribs and connected by hooks and slots | John E. Steer | 1991-12-31 | $4,111,000 |
| 4953446 | Key member for retaining a control valve in a hub | Douglas A. Fecher | 1990-09-04 | $8,013,000 |