Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9343211 | Ignition coil for internal combustion engine | Yuhki Yamauchi | 2016-05-17 |
| 7236074 | Ignition coil | Kazuhide Kawai | 2007-06-26 |
| 7222616 | Stick ignition coil apparatus for ignition plug | Masahiko Aoyama, Kazuhide Kawai | 2007-05-29 |
| 7145426 | Ignition coil for internal combustion engine | Kazuhide Kawai, Masahiko Aoyama | 2006-12-05 |
| 7009483 | Ignition coil device and method of manufacturing the same | Kazuhide Kawai, Masahiko Aoyama, Hideyuki Kato | 2006-03-07 |
| 6982622 | Ignition coil device | Kazuhide Kawai, Masahiko Aoyama | 2006-01-03 |
| 6977572 | Stick-shaped ignition coil having internal hole for resin | Kazuhide Kawai, Masahiko Aoyama | 2005-12-20 |
| 6967552 | Ignition coil device and method of manufacturing the same | Masahiko Aoyama, Kazuhide Kawai | 2005-11-22 |