Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11156123 | Turbocharger | Keigo SAKAMOTO, Sosuke Irie | 2021-10-26 |
| 11028767 | Variable geometry turbocharger | Keigo SAKAMOTO, Yosuke Dammoto, Eigo Katou, Yoji Akiyama, Toyotaka Yoshida +1 more | 2021-06-08 |
| 11015518 | Variable nozzle device and variable-geometry type exhaust turbocharger | Keigo SAKAMOTO, Shigeyoshi SAKUMA, Eigo Katou, Yosuke Dammoto, Yoji Akiyama +1 more | 2021-05-25 |