Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4953056 | Current detection apparatus for use in electromagnetic actuator drive circuit | Masahiko Yakuwa | 1990-08-28 |
| 4644917 | Method and apparatus for controlling an internal combustion engine | Masahiko Yakuwa | 1987-02-24 |