Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7827954 | Plasma-jet spark plug control method and device | Satoshi Nagasawa, Wataru Matsutani | 2010-11-09 |
| 7714488 | Plasma jet spark plug and ignition system for the same | Satoshi Nagasawa, Wataru Matsutani | 2010-05-11 |
| 7328677 | Plasma-jet spark plug and ignition system | Satoshi Nagasawa, Wataru Matutani | 2008-02-12 |
| 7305954 | Plasma-jet spark plug and ignition system | Satoshi Nagasawa, Wataru Matutani, Toru Nakamura, Tomoaki Kato, Yuichi Yamada | 2007-12-11 |