Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10581226 | Spark plug | Yuichi Yamada | 2020-03-03 |
| 10178751 | Ignition plug | Kenji Ban | 2019-01-08 |
| 10107252 | Ignition plug and ignition device | Kenji Ban | 2018-10-23 |
| 9929541 | Ignition plug and ignition device | Hirotaka SAITO, Kenji Ban | 2018-03-27 |
| 9780535 | Spark plug | Kenji Ban | 2017-10-03 |
| 9775227 | Non-thermal equilibrium plasma ignition plug and non-thermal equilibrium plasma ignition device | Kenji Ban, Hiroyuki Kameda | 2017-09-26 |