Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8449742 | Gas sensor and method of manufacturing same | Keiji Kanao, Masato Ozawa, Hirofumi Noda, Kouichi Hirano | 2013-05-28 |
| 6781500 | Ingition coil for internal combustion engine | Kazuhide Kawai, Masafuyu Sano, Shigeya Abe, Masahiro Inagaki, Hajime Kasai +8 more | 2004-08-24 |
| 6653922 | Ignition coil | Masafuyu Sano, Kazutoyo Osuka, Norihiro Adachi, Yoshihiro Shimoide, Osamu Sugie +4 more | 2003-11-25 |
| 5351670 | Ignition distributor for an internal combustion engine | Katsumaru Oda, Hideo Inaba | 1994-10-04 |