Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11231035 | Scroll compressor | Wataru Iwatake, Shin Sekiya, Raito Kawamura, Kei Sasaki | 2022-01-25 |
| 10859083 | Scroll compressor | Yuji Takamura, Tomokazu Matsui, Hideaki Nagata | 2020-12-08 |
| 10634139 | Scroll compressor with different materials and thickness of scroll laps | Kohei TATSUWAKI, Fumihiko Ishizono | 2020-04-28 |
| 10393119 | Fluid compressor having discharge valve and valve retainer | Fumihiko Ishizono, Kohei TATSUWAKI, Yuji Takamura | 2019-08-27 |
| 10208751 | Scroll compressor having injection ports provided in outer circumferential surface between opening ends of communication paths and inlet ports for injecting liquid refrigerant in direction toward the inlet ports | Raito Kawamura, Shin Sekiya, Shinichi Wakamoto | 2019-02-19 |
| 9828994 | Scroll compressor having a scroll wrap with tiered inner end | Kohei TATSUWAKI, Masaya Okamoto, Koichi Fukuhara, Fumihiko Ishizono, Masaaki Sugawa | 2017-11-28 |
| 9797401 | Scroll compressor | Kohei TATSUWAKI, Fumihiko Ishizono, Yuji Takamura | 2017-10-24 |
| 9395105 | Refrigeration cycle device | Yusuke Shimazu, Keisuke Takayama, Hideaki Nagata, Takeshi Hatomura | 2016-07-19 |
| 9353975 | Refrigeration cycle apparatus with an expander to recover power from refrigerant | Keisuke Takayama, Yusuke Shimazu, Hideaki Nagata, Takeshi Hatomura | 2016-05-31 |
| 9222706 | Refrigeration cycle apparatus and operating method of same | Keisuke Takayama, Yusuke Shimazu, Hideaki Nagata, Takeshi Hatomura | 2015-12-29 |
| 9121278 | Positive displacement expander and refrigeration cycle apparatus including positive displacement expander | Keisuke Takayama, Yusuke Shimazu, Hideaki Nagata, Takeshi Hatomura | 2015-09-01 |
| 9086230 | Refrigeration cycle device | Takashi Okazaki, Mihoko Shimoji, Shin Sekiya, Takeshi Hatomura | 2015-07-21 |
| 8511112 | Refrigeration cycle apparatus | Fumihiko Ishizono, Hideaki Nagata, Naofumi Takenaka, Takashi Okazaki, Mihoko Shimoji +2 more | 2013-08-20 |
| 8475149 | Scroll fluid machine having multiple discharge ports | Fumihiko Ishizono, Hideaki Nagata, Mihoko Shimoji, Shin Sekiya, Toshihide Koda | 2013-07-02 |
| 8128388 | Scroll-type expansion machine | Mihoko Shimoji, Toshihide Koda, Shin Sekiya, Fumihiko Ishizono, Tomokazu Matsui | 2012-03-06 |
| 8109116 | Dual compressor air conditioning system with oil level regulation | Shin Sekiya, Toshihide Koda, Masahiro Sugihara | 2012-02-07 |
| 7909592 | Scroll compressor | Kenji Yano, Toshiyuki Nakamura, Masaaki Sugawa, Kunio Tojo, Fumihiko Ishizono +3 more | 2011-03-22 |
| 7775783 | Refrigeration system including a scroll expander | Shin Sekiya, Toshihide Koda, Masahiro Sugihara | 2010-08-17 |
| 7766633 | Scroll compressor having a slider with a flat surface slidable and fitted in a notch part of a main shaft | Toshiyuki Nakamura, Kenji Yano, Fumihiko Ishizono, Kunio Tojo, Masaaki Sugawa +3 more | 2010-08-03 |
| 7645130 | Scroll compressor with an orbiting scroll and two fixed scrolls and ring and tip seals | Shin Sekiya, Toshihide Koda, Toshiyuki Nakamura, Kunio Tojo, Kenji Yano +3 more | 2010-01-12 |
| 7614860 | Scroll compressor | Kenji Yano, Toshiyuki Nakamura, Masaaki Sugawa, Kunio Tojo, Fumihiko Ishizono +3 more | 2009-11-10 |
| 6210130 | Rotary compressor, refrigerating cycle using the compressor, and refrigerator using the compressor | Eiji Watanabe, Yoshihide Ogawa, Minoru Ishii, Masao Tani, Munehisa Gunjima +2 more | 2001-04-03 |
| 5863191 | Scroll compressor having a discharge muffler chamber | Shuji Motegi, Toshiyuki Nakamura, Fumiaki Sano, Kiyoharu Ikeda, Yoshihide Ogawa +2 more | 1999-01-26 |
| 5853288 | Scroll compressor having a counterboring part communicating with an intermediate pressure chamber | Shuji Motegi, Toshiyuki Nakamura, Fumiaki Sano, Kiyoharu Ikeda, Yoshihide Ogawa +2 more | 1998-12-29 |
| 5846065 | Scroll compressor with axial biasing | Fumiaki Sano, Hiroshi Ogawa, Kiyoharu Ikeda, Yoshihide Ogawa, Eiji Watanabe +3 more | 1998-12-08 |