Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4512829 | Process for producing printed circuit boards | Tatuzo Hakuzen, Yasunori Ito, Fusao Takagi | 1985-04-23 |
| 4186692 | Compression ignition internal combustion engine with auxiliary swirl combustion chamber | Hideo Kawamura, Kimi Kubota | 1980-02-05 |