Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6684867 | Ignition apparatus for internal combustion engine and one-chip semiconductor for internal combustion engine igniting | Takashi Ito, Ryoichi Kobayashi, Noboru Sugiura | 2004-02-03 |