Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883226 | Heater device for motor vehicle | Takehide Matsumoto | 1989-11-28 |
| 4657074 | Heat exchanger for combustion heater | Eiji Okura | 1987-04-14 |
| 4625911 | Air conditioner system for automobiles | — | 1986-12-02 |