Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5094586 | Air conditioner employing cross-flow fan | Yoshiro Takada, Atsushi Ootsuka, Youji Sekine, Hajime Fujita | 1992-03-10 |
| 4558571 | Water heating device of heat pump type | Hiroyuki Iwamura | 1985-12-17 |