Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6810868 | Ignition coil for internal combustion engine | Koji Tsunenaga, Jyunichi Wada | 2004-11-02 |
| 6809621 | Internal combustion engine ignition coil, and method of producing the same | Takashi Nagata, Atsuyuki Konishi, Kazuhide Kawai, Junichi Wada | 2004-10-26 |
| 6781500 | Ingition coil for internal combustion engine | Kazuhide Kawai, Masafuyu Sano, Shigeya Abe, Masahiro Inagaki, Hajime Kasai +8 more | 2004-08-24 |