Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885982 | Vacuum-type brake booster device having improved ease of mounting | — | 1989-12-12 |
| 4882975 | Parking maintaining apparatus for brake booster | Satoru Satoh, Michio Kobayashi | 1989-11-28 |
| 4835970 | Pneumatic power brake system | Jun Kubo, Hitoshi Kubota, Norio Fujiki, Yoshio Tobisawa, Yasuki Ishikawa +1 more | 1989-06-06 |