Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5385031 | Air conditioner with fan speed controlled by oscillating louver position | Toshimitsu Fukushima, Hiroyoshi Katsuyama, Isamu Makino, Toshiyuki Yamada | 1995-01-31 |
| 4353217 | Direct contact type multi-stage steam condenser system | Ryozo Nishioka, Hiroshi Shingai | 1982-10-12 |