Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856282 | Center-feed master cylinder with retainer for valve stem | Keith V. Leigh-Monstevens | 1989-08-15 |
| 4831916 | Piston assembly | Keith V. Leigh-Monstevens, David C. Barker | 1989-05-23 |
| 4817468 | Electric shift apparatus for manual transmission | Keith V. Leigh-Monstevens, Edward L. Tury, Gregg A. Thoe | 1989-04-04 |