| 7392798 |
Multiple-spark ignition system for internal combustion engine |
Toru Yoshinaga |
2008-07-01 |
| 7239224 |
Ignition coil having center core |
— |
2007-07-03 |
| 7129812 |
Stick-shaped ignition coil having internal connecting structure |
— |
2006-10-31 |
| 7098765 |
Ignition coil having magnetic flux reducing inner structure |
Norihito Fujiyama |
2006-08-29 |
| 7075401 |
Small-diameter ignition coil |
Norihito Fujiyama, Kazutoyo Osuka |
2006-07-11 |
| 6897755 |
Ignition coil for internal combustion engine |
Koji Tsunenaga, Kazutoyo Osuka |
2005-05-24 |
| 6836203 |
Ignition coil for internal combustion engine |
— |
2004-12-28 |
| 6810868 |
Ignition coil for internal combustion engine |
Koji Tsunenaga, Kazutoyo Osuka |
2004-11-02 |
| 6781500 |
Ingition coil for internal combustion engine |
Kazuhide Kawai, Masafuyu Sano, Shigeya Abe, Masahiro Inagaki, Hajime Kasai +8 more |
2004-08-24 |
| 6720854 |
Ignition coil having air layers as insulators and manufacturing method therefor |
Takashi Nagata |
2004-04-13 |
| 6655368 |
Ignition coil assembly for engine |
— |
2003-12-02 |
| 6114935 |
Ignition coil having coil case |
Kazutoyo Oosuka, Yoshihiro Shimoide, Kazuhide Kawai |
2000-09-05 |