Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5263453 | Apparatus for detecting misfire in internal combustion engines for vehicles | Keiji Wakahara, Minoru Hotta | 1993-11-23 |
| 4812426 | Lead-containing oxide powder | Touichi Takagi, Kohei Ametani | 1989-03-14 |
| 4502442 | Optimum ignition and A/F control for internal-combustion engine | Eiji Takakuwa, Masahiro Kondo | 1985-03-05 |