Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7837449 | Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigerant unit | Haruhisa Yamasaki, Kenzo Matsumoto, Dai Matsuura, Kazuya Sato, Takayasu Saito +5 more | 2010-11-23 |
| 7798787 | Internal intermediate pressure multistage compression type rotary compressor, manufacturing method thereof and displacement ratio setting method | Kenzo Matumoto, Haruhisa Yamasaki, Kazuya Sato, Satoshi Imai, Akira Sugawara +1 more | 2010-09-21 |
| 7762792 | Compressor | Haruhisa Yamasaki, Kenzo Matsumoto, Dai Matsuura, Kazuya Sato, Takayasu Saito +5 more | 2010-07-27 |
| 7600986 | Filtering device for multistage compression type rotary compressor | Kenzo Matumoto, Haruhisa Yamasaki, Kazuya Sato, Satoshi Imai, Akira Sugawara +1 more | 2009-10-13 |
| 7520733 | Multistage compression type rotary compressor | Kenzo Matumoto, Haruhisa Yamasaki, Kazuya Sato, Satoshi Imai, Akira Sugawara +1 more | 2009-04-21 |
| 7435062 | Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigeration unit | Haruhisa Yamasaki, Kenzo Matsumoto, Dai Matsuura, Kazuya Sato, Takayasu Saito +5 more | 2008-10-14 |
| 7435063 | Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigeration unit | Haruhisa Yamasaki, Kenzo Matsumoto, Dai Matsuura, Kazuya Sato, Takayasu Saito +5 more | 2008-10-14 |
| 7325333 | Heat pump device and drying machine | Tetsuya Masuda, Takahiro Nakamura, Masafumi Nishino, Nobuhiro Asada, Mitsuru Naganawa | 2008-02-05 |
| 7322123 | Drying machine | Tetsuya Masuda, Takahiro Nakamura, Masafumi Nishino, Nobuhiro Asada, Mitsuru Naganawa | 2008-01-29 |
| 7302803 | Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigerant unit | Haruhisa Yamasaki, Kenzo Matsumoto, Dai Matsuura, Kazuya Sato, Takayasu Saito +5 more | 2007-12-04 |
| 7174725 | Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigeration unit | Haruhisa Yamasaki, Kenzo Matsumoto, Dai Matsuura, Kazuya Sato, Takayasu Saito +5 more | 2007-02-13 |
| 7168257 | Rotary compressor, method for manufacturing the same, and defroster for refrigerant circuit | Kenzo Matsumoto, Haruhisa Yamasaki, Kazuya Sato, Dai Matsuura, Takayasu Saito +1 more | 2007-01-30 |
| 7131821 | Internal intermediate pressure multistage compression type rotary compressor, manufacturing method thereof and displacement ratio setting method | Kenzo Matumoto, Haruhisa Yamasaki, Kazuya Sato, Satoshi Imai, Akira Sugawara +1 more | 2006-11-07 |
| 7128540 | Refrigeration system having a rotary compressor | Haruhisa Yamasaki, Kenzo Matsumoto, Dai Matsuura, Kazuya Sato, Takayasu Saito +5 more | 2006-10-31 |
| 7101161 | Rotary compressor, method for manufacturing the same, and defroster for refrigerant circuit | Kenzo Matsumoto, Haruhisa Yamasaki, Kazuya Sato, Dai Matsuura, Takayasu Saito +1 more | 2006-09-05 |
| 7024795 | Drying apparatus | Shinichi Akiyama, Nobuo Koumoto, Toru Kawabata, Ryoko Kubo, Hiroshi Mukaiyama +2 more | 2006-04-11 |
| 7008199 | Rotary compressor, method for manufacturing the same, and defroster for refrigerant circuit | Kenzo Matsumoto, Haruhisa Yamasaki, Kazuya Sato, Dai Matsuura, Takayasu Saito +1 more | 2006-03-07 |
| 6981336 | Washing/drying machine | Etsushi Nagae, Hiroshi Mukaiyama, Koji Ono, Tetsuya Masuda, Kazuyoshi Tomochika +8 more | 2006-01-03 |
| 6974314 | Rotary compressor, method for manufacturing the same, and defroster for refrigerant circuit | Kenzo Matsumoto, Haruhisa Yamasaki, Kazuya Sato, Dai Matsuura, Takayasu Saito +1 more | 2005-12-13 |
| 6938356 | Drying machine | Etsushi Nagae, Hiroshi Mukaiyama, Koji Ono, Tetsuya Masuda, Kazuyoshi Tomochika +8 more | 2005-09-06 |
| 6892454 | Rotary compressor, method for manufacturing the same, and defroster for refrigerant circuit | Kenzo Matsumoto, Haruhisa Yamasaki, Kazuya Sato, Dai Matsuura, Takayasu Saito +1 more | 2005-05-17 |
| 6769267 | Multistage compressor | Toshiyuki Ebara, Satoshi Imai, Atsushi Oda | 2004-08-03 |
| 6748754 | Multistage rotary compressor and refrigeration circuit system | Kenzo Matsumoto, Noriyuki Tsuda, Haruyuki Yamasaki, Kazuya Sato | 2004-06-15 |
| 6732542 | Defroster of refrigerant circuit and rotary compressor | Haruhisa Yamasaki, Kenzo Matsumoto, Kazuya Sato, Dai Matsuura, Takayasu Saito | 2004-05-11 |
| 6651458 | Internal intermediate pressure 2-stage compression type rotary compressor | Toshiyuki Ebara, Takashi Yamakawa, Atsushi Oda | 2003-11-25 |