Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857488 | Casting nozzle | Yoshiro Aiba, Kazumi Arakawa, Takashi Watanabe | 1989-08-15 |
| 4834056 | Ignition coil unit for internal combustion engines | — | 1989-05-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857488 | Casting nozzle | Yoshiro Aiba, Kazumi Arakawa, Takashi Watanabe | 1989-08-15 |
| 4834056 | Ignition coil unit for internal combustion engines | — | 1989-05-30 |