Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654882 | Power converter and air conditioner using same | Hidetoshi Kanazawa, Yasushi Yamanashi | 1997-08-05 |
| 5316263 | System for controlling electronic expansion valve provided in refrigerating machine | — | 1994-05-31 |
| 5155846 | System monitoring replies to continuously transmitted signal and discontinuing signal to force reset of remote system using watchdog timer | — | 1992-10-13 |
| 5025638 | Duct type air conditioner and method of controlling the same | Katsuaki Yamagishi, Koichi Matsui, Toshimasa Tanaka, Nobuo Matsui, Sei Suma | 1991-06-25 |
| 4583091 | Serial signal transmission system | Hiroaki Sugiura | 1986-04-15 |
| 4480442 | Air conditioning system | Yuichi Ide, Yasutoshi Tsuchiya | 1984-11-06 |