Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11107625 | Ignition coil device for internal combustion engine | Nobuyuki Sawazaki, Mitsuharu Hashiba | 2021-08-31 |
| 10319516 | Ignition coil | Mitsuhara Hashiba, Nobuyuki Sawazaki | 2019-06-11 |