Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8266920 | Refrigerant cycle and method of controlling the same | Morikuni Natsume, Hiroshi Doumae, Satoshi Yagi, Hisashi Sumida | 2012-09-18 |
| 8109103 | Load driving device, outdoor unit of air conditioner, and driving method of load | Morikuni Natsume, Satoshi Yagi, Takuya Kotani, Hirotaka Saruwatari, Hiroyuki Matsuura +1 more | 2012-02-07 |
| 8063745 | Air conditioner and address setting method in air conditioner | Tooru Kubo, Hisashi Sumida | 2011-11-22 |
| 7990260 | Electric device and method of normality determination for communication function in such an electric device | Sunao Ueda, Hisashi Sumida | 2011-08-02 |