Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9803900 | Screw compressor and chiller unit provided with same | Ryuichiro Yonemoto, Yasuaki Iizuka, Eisuke Kato, Shu Kuriyama | 2017-10-31 |
| 9568003 | Screw compressor and chiller unit provided with same | Ryuichiro Yonemoto, Yasuaki Iizuka, Eisuke Kato, Shu Kuriyama | 2017-02-14 |
| 7354259 | Scroll compressor having a valved back pressure chamber and a bypass for overcompression | Isamu Tsubono, Isao Hayase, Koichi Inaba, Koichi Sekiguchi, Kenichi Oshima +2 more | 2008-04-08 |
| 7137796 | Scroll compressor | Isamu Tsubono, Isao Hayase, Koichi Inaba, Koichi Sekiguchi, Kenichi Oshima +2 more | 2006-11-21 |
| 7118358 | Scroll compressor having a back-pressure chamber control valve | Isamu Tsubono, Isao Hayase, Koichi Inaba, Koichi Sekiguchi, Kenichi Oshima +2 more | 2006-10-10 |
| 6769888 | Scroll compressor having a valved back pressure chamber and a bypass for overcompression | Isamu Tsubono, Isao Hayase, Koichi Inaba, Koichi Sekiguchi, Kenichi Oshima +2 more | 2004-08-03 |
| 6589035 | Scroll compressor having a valved back-pressure chamber and a bypass for over-compression | Isamu Tsubono, Isao Hayase, Koichi Inaba, Koichi Sekiguchi, Kenichi Oshima +2 more | 2003-07-08 |
| 6494696 | Scroll compressor | Toshiyuki Terai, Isao Hayase, Isamu Tsubono, Masaki Koyama, Koichi Sekiguchi | 2002-12-17 |
| 6406279 | Displacement type fluid machine | Hirokatsu Kohsokabe, Shunichi Mitsuya, Hiroaki Hata, Yasuhiro Ohshima, Kenji Tojo | 2002-06-18 |
| 6352418 | Displacement type fluid machine | Hirokatsu Kohsokabe, Kunihiko Takao, Isao Hayase, Hiroaki Hata, Shigetaroo Tagawa +2 more | 2002-03-05 |
| 6332764 | Displacement type fluid machine having an orbiting displacer forming a plurality of spaces and method for manufacturing same | Hirokatsu Kohsokabe, Hiroaki Hata, Koichi Inaba, Isao Hayase, Kenji Tojo | 2001-12-25 |
| 6332763 | Displacement type fluid machine having an orbiting displacer forming a plurality of spaces | Hirokatsu Kohsokabe, Hiroaki Hata, Koichi Inaba, Isao Hayase, Kenji Tojo | 2001-12-25 |
| 6312237 | Displacement type fluid machine | Takeshi Kouno, Hirokatsu Kohsokabe, Shunichi Mitsuya, Shigetaro Tagawa, Yasuhiro Ohshima +1 more | 2001-11-06 |
| 6220841 | Displacement type fluid machine | Takeshi Kouno, Hirokatsu Kohsokabe, Shunichi Mitsuya, Shigetaro Tagawa, Yasuhiro Ohshima +1 more | 2001-04-24 |
| 6217303 | Displacement fluid machine | Hirokatsu Kohsokabe, Shunichi Mitsuya, Hiroaki Hata, Kenichi Oshima, Yasuhiro Oshima | 2001-04-17 |
| 6213743 | Displacement type fluid machine | Hirokatsu Kohsokabe, Shunichi Mitsuya, Hiroaki Hata, Yasuhiro Ohshima, Kenji Tojo | 2001-04-10 |
| 6183228 | Displacement type fluid machine | Shigeru Machida, Hirokatsu Kohsokabe, Shunichi Mitsuya, Yuji Yoshitomi, Koichi Inaba +1 more | 2001-02-06 |
| 6179593 | Displacement fluid machine | Shunichi Mitsuya, Hirokatsu Kohsokabe, Koichi Inaba, Hiroaki Hata, Kenji Tojo | 2001-01-30 |
| 6174150 | Scroll compressor | Isamu Tsubono, Hirokatsu Kohsokabe, Kazuo Sekigami, Kazuya Matsuo | 2001-01-16 |
| 6164941 | Displacement type fluid machine having an orbiting displacer forming a plurality of spaces | Hirokatsu Kohsokabe, Hiroaki Hata, Koichi Inaba, Isao Hayase, Kenji Tojo | 2000-12-26 |
| 6152714 | Displacement type fluid machine having rotation suppression of an orbiting displacer | Shunichi Mitsuya, Hirokatsu Kohsokabe, Koichi Inaba, Hiroaki Hata, Kenji Tojo | 2000-11-28 |
| 6099279 | Displacement fluid machine | Hirokatsu Kohsokabe, Shunichi Mitsuya, Hiroaki Hata, Kenichi Oshima, Yasuhiro Oshima | 2000-08-08 |
| 5938417 | Scroll type fluid machine having wraps formed of circular arcs | Kunihiko Takao, Hirokatsu Kohsokabe, Isao Hayase, Kenichi Oshima | 1999-08-17 |
| 5829959 | Scroll compressor | Isamu Tsubono, Hirokatsu Kohsokabe, Kazuo Sekigami, Kazuya Matsuo | 1998-11-03 |
| 5775893 | Scroll compressor having an orbiting scroll with volute wraps on both sides of a plate | Kunihiko Takao, Yoshishige Endo, Yuji Yoshitomi, Shigeru Machida, Kenji Tojo +1 more | 1998-07-07 |