Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410952 | Compressor device and refrigeration apparatus | Hitoshi Ueda, Mikio Kajiwara, Naoto Tomioka, Yousuke Ohnishi, Daisuke Okamoto | 2025-09-09 |
| 12049888 | Compressor | Yousuke Ohnishi, Mikio Kajiwara, Naoto Tomioka, Masaaki Adachi, Daisuke Okamoto +1 more | 2024-07-30 |
| 10100833 | Scroll compressor | — | 2018-10-16 |
| 9903370 | Scroll compressor with reduced upsetting moment | Yoshitomo Tsuka, Masateru Yamamoto | 2018-02-27 |
| 9322403 | Compressor | — | 2016-04-26 |
| 9316225 | Scroll compressor with thrust sliding surface oiling groove | Kenji Nagahara, Takashi Uekawa | 2016-04-19 |
| 9133843 | Scroll compressor having first and second oil grooves formed in fixed and orbiting scroll that are communicable | Yoshitomo Tsuka | 2015-09-15 |
| 9127669 | Scroll compressor with reduced upsetting moment | Yoshitomo Tsuka, Masateru Yamamoto | 2015-09-08 |
| 8998596 | Scroll compressor | Kenji Nagahara, Nobuhiro Nojima, Yoshinobu Yosuke, Takashi Uekawa, Masanori Masuda | 2015-04-07 |
| 8979516 | Back pressure space of a scroll compressor | — | 2015-03-17 |
| 8651842 | Scroll compressor with opening/closing mechanism for the back pressure space | Masateru Yamamoto, Yoshitomo Tsuka | 2014-02-18 |