Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860715 | Device for purifying fuel vapors generated in vehicle fuel tank | Morio Minezawa, Isao Katoh, Kouichi Itoh | 1989-08-29 |
| 4809865 | Fuel tank for use in a vehicle | Eiji Mori, Hidefumi Sonoda, Isao Katoh, Kouichi Itoh, Morio Minezawa | 1989-03-07 |