Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4655189 | Device for processing fuel vapor | — | 1987-04-07 |
| 4500099 | Elastic supporting and sealing member with thermal foaming strip | Katsutoshi Kitagawa, Kiyoshi Isogai, Nobuo Ohmori, Naka Takita, Makoto Okamoto +1 more | 1985-02-19 |
| 4448754 | Monolithic catalyst catalytic converter with catalyst holding expansible retainer ring | Kiyoshi Isogai, Nobuo Tobi, Masahiko Takeuchi, Makoto Okamoto, Nobuo Ohmori +1 more | 1984-05-15 |