Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12352280 | Rotary fluid machine | Hideki Fujiwara, Yusuke Irino | 2025-07-08 |
| 11565207 | Oil separator | Takashi Inoue | 2023-01-31 |
| 11174862 | Screw compressor | Hiromichi Ueno | 2021-11-16 |
| 11085446 | Bearing for a screw rotor of a screw compressor | Shigeharu Shikano, Kazuki MORI | 2021-08-10 |
| 11020697 | Oil separator | Takashi Inoue | 2021-06-01 |
| 10072657 | Screw compressor with an hydropneumatic cylinder integral with the bearing holder | Shigeharu Shikano | 2018-09-11 |
| 8858192 | Screw compressor | Shigeharu Shikano, Nozomi Gotou, Norio Matsumoto, Hideyuki Gotou | 2014-10-14 |
| 8845311 | Screw compressor with adjacent helical grooves selectively opening to first and second ports | Hideki Fujiwara, Hideyuki Gotou, Nozomi Gotou | 2014-09-30 |
| 8794027 | Compressor and refrigerating apparatus | Nozomi Gotou, Hideyuki Gotou | 2014-08-05 |
| 8708677 | Screw compressor having injection having injection mechanism that injects oil or refrigerant toward a starting end of an extending direction of a helical groove of the female rotor or the male rotor | Nozomi Gotou, Hideyuki Gotou, Hideki Fujiwara | 2014-04-29 |
| 8562319 | Screw compressor having slide valve with inclined end face | Norio Matsumoto, Nozomi Gotou, Shigeharu Shikano, Hideyuki Gotou | 2013-10-22 |
| 8419397 | Screw compressor | Hideyuki Gotou, Nozomi Gotou | 2013-04-16 |
| 8366405 | Screw compressor with capacity control slide valve | Mohammod Anwar Hossain, Masanori Masuda | 2013-02-05 |
| 8348648 | Single screw compressor | Tadashi Okada, Takayuki Takahashi, Kaname Ohtsuka, Toshihiro Susa, Hiromichi Ueno +1 more | 2013-01-08 |
| 8348649 | Single screw compressor and a method for processing a screw rotor | Tadashi Okada, Takayuki Takahashi, Kaname Ohtsuka, Toshihiro Susa, Hiromichi Ueno +1 more | 2013-01-08 |