Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809621 | Internal combustion engine ignition coil, and method of producing the same | Kazutoyo Osuka, Atsuyuki Konishi, Kazuhide Kawai, Junichi Wada | 2004-10-26 |
| 6720854 | Ignition coil having air layers as insulators and manufacturing method therefor | Jyunichi Wada | 2004-04-13 |