Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4458637 | Glow plug for use in diesel engine | Sokichi Minegishi, Tozo Takizawa | 1984-07-10 |
| 4425692 | Glow plug for use in diesel engine and method of manufacturing the same | Sokichi Minegishi, Tozo Takizawa | 1984-01-17 |