Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10050417 | Spark plug and manufacturing method thereof | Ken Hanashi, Tomoyuki Watanabe | 2018-08-14 |
| 9935429 | Ignition control system | Ken Hanashi, Tomoyuki Watanabe | 2018-04-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10050417 | Spark plug and manufacturing method thereof | Ken Hanashi, Tomoyuki Watanabe | 2018-08-14 |
| 9935429 | Ignition control system | Ken Hanashi, Tomoyuki Watanabe | 2018-04-03 |