Issued Patents All Time
Showing 76–89 of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5379606 | Control device for an air conditioner | Hikaru Katsuki, Minoru Kato, Tetsuo Inoue, Masakazu Hosoya | 1995-01-10 |
| 5227981 | Initial process system after cutoff of power source and process system at the time of cutoff of power source | Hikaru Katsuki, Masakazu Hosoya | 1993-07-13 |
| 5156010 | Defrost control method for a heat pump | Tetsuo Inoue, Kikuo Takekawa, Hikaru Katsuki, Yuji Tsuchiyama | 1992-10-20 |
| 5131455 | Low power electrical fan motor and heater thermal protection circuit for air conditioner | Yuji Tsuchiyama, Kikuo Takekawa | 1992-07-21 |
| 4956244 | Apparatus and method for regenerating electrolyte of a redox flow battery | Tatsuhiko Sakamoto, Toshio Shigematsu | 1990-09-11 |
| 4898230 | Air conditioner with an energy switch | Yuji Tsuchiyama | 1990-02-06 |
| 4841738 | Method and apparatus of automatically switching between cooling and heating modes of an air conditioner | Hikaru Katsuki, Katsumasa Minakawa | 1989-06-27 |
| 4800275 | Heat-developing and transferring apparatus | Sumio Yoshikawa | 1989-01-24 |
| 4771341 | Video signal recording and reproducing apparatus with a comb filter for removing chrominance components | Yasutoshi Matsuo | 1988-09-13 |
| 4724469 | Image recording apparatus | Minoru Saito | 1988-02-09 |
| 4626006 | Hose coupling | Fujio Noguchi, Yasuo Oguni | 1986-12-02 |
| 4299559 | Method and apparatus for melting gel-like substances | Keiichi Suzuki, Kazutoshi Inada | 1981-11-10 |
| 4289733 | Apparatus for making silver halide grains | Hirokazu Saito, Keiichi Suzuki, Junji Miyahara | 1981-09-15 |
| 4271280 | Process for producing polyethylene | Yasushi Tomura, Fujio Sakuma, Seiji Suzuki | 1981-06-02 |