Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11635006 | Blow-by gas recirculation device | Kazuyuki Chuma, Kohei Sawada, Yukimasa Kabe, Satoshi INAYAMA, Junya Ikai | 2023-04-25 |
| 10704434 | Blow-by gas heating apparatus | Kohei Sawada | 2020-07-07 |