Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11276524 | Ignition coil | Koji Tsunenaga | 2022-03-15 |
| 5101803 | Ignition coil | Naotaka Nakamura | 1992-04-07 |
| 4926152 | Ignition coil assembly for internal combustion engine | Katsunori Narita | 1990-05-15 |