Issued Patents All Time
Showing 226–235 of 235 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 5232085 | Distillation system with a hydrophobic porous membrane | Nobuatsu Hayashi, Susumu Horiuchi | 1993-08-03 |
| 5205137 | Absorption air conditioner | Tomihisa Ohuchi, Akira Nishiguchi, Daisuke Hisajima, Seiichiro Sakaguchi, Yoshifumi Kunugi +2 more | 1993-04-27 |
| 5105556 | Vapor washing process and apparatus | Hideaki Kurokawa, Katsuya Ebara, Sankichi Takahashi, Harumi Matsuzaki, Takahisa Nitta +2 more | 1992-04-21 |
| 4953694 | Distilling apparatus | Nobuatsu Hayashi, Sankichi Takahashi, Katsuya Ebara, Hideaki Kurokawa, Akira Yamada +2 more | 1990-09-04 |
| 4879041 | Process for producing ultra-pure water and process for using said ultra-pure water | Hideaki Kurokawa, Akira Yamada, Yasuo Koseki, Harumi Matsuzaki, Katsuya Ebara +5 more | 1989-11-07 |
| 4773993 | Apparatus for purifying and dispensing water with stagnation preventing means | Minoru Kuroiwa, Yoshitsugu Itoh | 1988-09-27 |
| 4545741 | Vertical motor pump | Shunzoo Tomioka, Masaaki Nakano, Kinpei Okano, Kousaku Shimizu | 1985-10-08 |