Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4523763 | Turbocharger lubricating oil sealing method | Masumi Asano, Mitsuyuki Ugajin | 1985-06-18 |
| 4500099 | Elastic supporting and sealing member with thermal foaming strip | Katsutoshi Kitagawa, Nobuo Ohmori, Naka Takita, Makoto Okamoto, Itsuo Koga +1 more | 1985-02-19 |
| 4470386 | Flow control device of a helically-shaped intake port | Takeshi Okumura, Kiyoshi Nakanishi, Ituo Koga | 1984-09-11 |
| 4467750 | Flow control device of a helically-shaped intake port | Ituo Koga, Yutaka Yamada, Kazumi Haruta | 1984-08-28 |
| 4466397 | Flow control device of a helically-shaped intake port | Shinichi Kato, Katsuhiko Motosugi, Ituo Koga, Naka Takita | 1984-08-21 |
| 4448754 | Monolithic catalyst catalytic converter with catalyst holding expansible retainer ring | Nobuo Tobi, Itsuo Koga, Masahiko Takeuchi, Makoto Okamoto, Nobuo Ohmori +1 more | 1984-05-15 |
| 4351305 | Fuel injection apparatus for an internal combustion engine | Kazuyoshi Sugaya | 1982-09-28 |
| 4300519 | Ignition coil device attaching construction | Kazuyoshi Sugaya | 1981-11-17 |