Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9175578 | Turbocharger | Osamu Igarashi, Kazutomo Yamada, Takeyuki Kato, Norihiko Sumi | 2015-11-03 |
| 4262639 | Intake system of a multi-cylinder internal combustion engine | Katsuhiko Motosugi, Shuhei Toyoda, Hiroshi Takahashi | 1981-04-21 |