Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10320159 | High frequency discharge ignition device | Takaaki Tanaka, Akira Nakagawa | 2019-06-11 |
| 10263396 | High frequency discharge ignition device | Takaaki Tanaka | 2019-04-16 |
| 10193312 | High frequency discharge ignition apparatus | Takaaki Tanaka, Yusuke Naruse | 2019-01-29 |