Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4525622 | Ceramic glow plug | Hideo Kawamura, Noriyoshi Yamamoto | 1985-06-25 |
| 4401065 | Glow plugs for use in diesel engines | Sokichi Minegishi, Tozo Takizawa, Hideo Kawamura | 1983-08-30 |
| 4357526 | Ceramic heater | Shigeyoshi Yamamoto, Noriyoshi Nakanishi | 1982-11-02 |