Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11204012 | Cylinder head structure of internal combustion engine | Naoyoshi Matsubara, Yoshihiro Kominami | 2021-12-21 |
| 11199170 | Ignition control device | Akimitsu Sugiura, Kanechiyo Terada | 2021-12-14 |