Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6874692 | Monitoring center and service system of air conditioner | Hiroyuki Ueda, Keiji Satou, Tatsuya Sugiyama | 2005-04-05 |
| 6865898 | Air conditioning system | Yoshiyukie Yamanashi, Keiji Satou, Masami Ozaki, Tatsuya Sugiyama, Noriyuki Bunkou | 2005-03-15 |
| 6738014 | Monitoring center and service system of air conditioner | Hiroyuki Ueda, Keiji Satou, Tatsuya Sugiyama | 2004-05-18 |
| 5630324 | Multiple type air conditioner system and address setting method thereof | Satoru Yoshida, Keiji Sato, Masashi Watanabe, Takashi Kato | 1997-05-20 |
| 5499510 | Multiple type air conditioner system and address setting method thereof | Satoru Yoshida, Keiji Sato, Masashi Watanabe, Takashi Kato | 1996-03-19 |
| 5435147 | Air conditioning control system | Keiji Sato, Takashi Kato, Miki Isikawa, Tatsuya Sugiyama | 1995-07-25 |