Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4563568 | Diesel engine glow plug | — | 1986-01-07 |
| 4549071 | Glow plug for use in diesel engine | Koji Hatanaka | 1985-10-22 |
| 4476378 | Glow plug for use in diesel engine | Koji Hatanaka | 1984-10-09 |
| 4458637 | Glow plug for use in diesel engine | Sokichi Minegishi, Morimasa Furusawa | 1984-07-10 |
| 4425692 | Glow plug for use in diesel engine and method of manufacturing the same | Sokichi Minegishi, Morimasa Furusawa | 1984-01-17 |
| 4401065 | Glow plugs for use in diesel engines | Sokichi Minegishi, Hideo Kawamura, Nobukazu Sagawa | 1983-08-30 |