Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |