Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363668 | Absorption air conditioning system and cooling/heating changing-over method | Takashi Nakao | 1994-11-15 |
| 5345786 | Absorption heat pump and cogeneration system utilizing exhaust heat | Kenzi Machizawa, Koji Yamamoto | 1994-09-13 |
| 5289868 | Absorption chiller heater and unit-type air conditioning system | Yasuo Koseki, Ryuichi Kaji, Takashi Nakao, Tomihisa Ohuchi, Akira Nishiguchi +2 more | 1994-03-01 |
| 5275010 | Control method and apparatus of absorption chiller heater | Daisuke Hisajima, Tomihisa Ohuchi, Akira Nishiguchi, Yasuo Koseki, Michihiko Aizawa +1 more | 1994-01-04 |