Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6237578 | Ignition coil for use in internal combustion engine | Ryozo Takeuchi, Kazutoshi Kobayashi | 2001-05-29 |
| 6213109 | Ignition coil for use in internal combustion engine | Ryozo Takeuchi, Kazutoshi Kobayashi | 2001-04-10 |
| 5691058 | Sheet material for electrical insulation, prepreg and electrically insulated coil using the same | Hiroshi Miyao, Yutaka Higashimura, Makoto Takamura, Hiroyuki Kamiya, Mitsuru Onoda | 1997-11-25 |
| 4588660 | Fuel cell | Toshio Shimizu, Ryota DOI, Motoo Yamaguchi, Tsutomu Tsukui, Yoshio Yoshioka | 1986-05-13 |