Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12332585 | Seal member and toner storage container including same | Yosuke Saito | 2025-06-17 |
| 10824107 | Image forming apparatus and method for controlling image forming apparatus | Masaki Kadota, Yosuke Saito | 2020-11-03 |
| 9637841 | Fiber for artificial hair and artificial hair product using the same | Yoshitomo Matsumoto, Shin Sudo, Mitsuru Furukawa, Masahiko Mihoichi | 2017-05-02 |
| 7234976 | Terminal cover, sealed type electromotive compressor provided with the terminal cover, and refrigerant cycle device in which the sealed type electromotive compressor constitutes refrigerant circuit | Katsuyuki Takeda | 2007-06-26 |
| 7220110 | Compressor having a throttled-return passage connecting an oil accumulator to a seal container | Kenzo Matsumoto, Kazuya Sato, Kentaro Yamaguchi, Masaji Yamanaka, Haruhisa Yamasaki | 2007-05-22 |
| 7168264 | Refrigerant cycling device | Kenzo Matsumoto, Kazuya Sato, Kentaro Yamaguchi, Masaji Yamanaka, Haruhisa Yamasaki | 2007-01-30 |
| 7155925 | Refrigerant cycle apparatus | Haruhisa Yamasaki, Masaji Yamanaka, Tsunehisa Yumoto, Shigeya Ishigaki, Kenzo Matsumoto | 2007-01-02 |
| 7143593 | Refrigerant cycle apparatus | Haruhisa Yamasaki, Masaji Yamanaka, Kenzo Matsumoto, Shigeya Ishigaki, Tsunehisa Yumoto | 2006-12-05 |
| 7138178 | Fiber for artificial hair and process for producing the same | Satoru Yoshimura | 2006-11-21 |
| 7135225 | Acrylic synthetic fiber improved in styleability | Satoru Yoshimura | 2006-11-14 |
| 7111471 | Refrigerant cycle apparatus | Haruhisa Yamasaki, Shigeya Ishigaki, Masaji Yamanaka, Tsunehisa Yumoto, Kenzo Matsumoto | 2006-09-26 |
| 7101162 | Compressor | Kenzo Matsumoto, Kazuya Sato, Kentaro Yamaguchi, Masaji Yamanaka, Haruhisa Yamasaki | 2006-09-05 |
| 7076968 | Refrigerant cycling device | Kenzo Matsumoto, Kazuya Sato, Kentaro Yamaguchi, Masaji Yamanaka, Haruhisa Yamasaki | 2006-07-18 |
| 7051551 | Compressor | Kenzo Matsumoto, Kazuya Sato, Kentaro Yamaguchi, Masaji Yamanaka, Haruhisa Yamasaki | 2006-05-30 |
| 7013672 | Refrigerant cycling device | Kenzo Matsumoto, Kazuya Sato, Kentaro Yamaguchi, Masaji Yamanaka, Haruhisa Yamasaki | 2006-03-21 |
| 7013664 | Refrigerant cycling device | Kenzo Matsumoto, Kazuya Sato, Kentaro Yamaguchi, Masaji Yamanaka, Haruhisa Yamasaki | 2006-03-21 |
| 7000424 | Refrigerant cycling device | Kenzo Matsumoto, Masaji Yamanaka, Haruhisa Yamasaki, Kazuya Sato, Kentaro Yamaguchi +1 more | 2006-02-21 |
| 6945073 | Refrigerant cycling device and compressor using the same | Kenzo Matsumoto, Kazuya Sato, Kentaro Yamaguchi, Masaji Yamanaka, Haruhisa Yamasaki | 2005-09-20 |
| 6931866 | Multistage compression type rotary compressor and cooling device | Kazuya Sato, Kenzo Matsumoto, Haruhisa Yamasaki, Akifumi Tomiuka, Kentaro Yamaguchi +1 more | 2005-08-23 |
| 6907746 | Multistage compression type rotary compressor and cooling device | Kazuya Sato, Kenzo Matsumoto, Haruhisa Yamasaki, Akifumi Tomiuka, Kentaro Yamaguchi +1 more | 2005-06-21 |
| 6824367 | Multi-stage compression type rotary compressor and a setting method of displacement volume ratio for the same | Kenzo Matsumoto, Haruhisa Yamasaki, Yoshio Watabe, Kentaro Yamaguchi, Noriyuki Tsuda +2 more | 2004-11-30 |
| 6582207 | Motor compressor and cooling apparatus using the same | Kenzo Matsumoto, Manabu Takenaka, Tsuyoshi Higuchi, Keijiro Igarashi, Masaaki Takezawa +1 more | 2003-06-24 |
| 6533558 | Closed rotary compressor | Kenzo Matsumoto, Manabu Takenaka, Tsuyoshi Higuchi, Dai Matsuura, Aritomo Sato +1 more | 2003-03-18 |
| 6322339 | Scroll compressor | Toshihiko Mitsunaga, Kenzo Matsumoto, Kazuyoshi Sugimoto, Takahiro Nishikawa, Kazuya Sato +1 more | 2001-11-27 |
| 6280168 | Multi-cylinder rotary compressor | Kenzo Matsumoto, Manabu Takenaka, Tsuyoshi Higuchi, Dai Matsuura | 2001-08-28 |