Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6220041 | Method for determining a charging amount of refrigerant for an air conditioner, a method for controlling refrigerant for an air conditioner and an air conditioner | Takashi Okazaki, Yoshihiro Sumida | 2001-04-24 |
| 6023935 | Air conditioner | Takashi Okazaki, Yoshihiro Sumida, Itsutarou Akiyama, Yasunori Shida, Akio Fukushima | 2000-02-15 |
| 5969744 | Recording head and image forming apparatus using the same | Yukihiko Sakashita | 1999-10-19 |
| 5823009 | Blowoff orifice | Tomoko Suzuki, Takayuki Yoshida, Satoru Kotoh, Hiroaki Ishikawa, Kazunobu Jojima +2 more | 1998-10-20 |
| 5771708 | Blowoff orifice | Tomoko Suzuki, Takayuki Yoshida, Satoru Kotoh, Hiroaki Ishikawa, Kazunobu Jojima +2 more | 1998-06-30 |
| 5299634 | Indoor unit of a ventilation system, ventilation and air conditioner | Akinori Toyoda, Akio Fukushima, Yasuo Sone, Hiroyuki Oohara, Yasuyuki Arai | 1994-04-05 |
| 5191579 | Ring network switching control device | Shinya Takemura, Toshio Watanabe, Shigeo Sakai, Nobuo Fukuda | 1993-03-02 |