Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6684651 | Channel selector valve and method of driving the same, compressor with the channel selector valve, and device for controlling refrigerating cycle | Yoshitaka Yoshizawa, Kenji Suzuki, Shigeru Kubota, Tadashi Aoki, Hiroshi Ito +2 more | 2004-02-03 |
| 6247497 | Rotary channel-selector valve | Kazuo Hirata, Toshihiro Teranishi, Mitsuo Sugita, Michiaki Ohno, Fumio Kanasaki +3 more | 2001-06-19 |
| 6231028 | Rotary channel-selector valve | Kazuo Hirata, Toshihiro Teranishi, Mitsuo Sugita, Michiaki Ohno, Fumio Kanasaki +3 more | 2001-05-15 |
| 6216735 | Rotary channel-selector valve | Kazuo Hirata, Toshihiro Teranishi, Mitsuo Sugita, Michiaki Ohno, Fumio Kanasaki +3 more | 2001-04-17 |
| 6125885 | Rotary channel-selector valve | Kazuo Hirata, Toshihiro Teranishi, Mitsuo Sugita, Michiaki Ohno, Fumio Kanasaki +3 more | 2000-10-03 |
| 6076553 | Rotary flow-path exchanging valve | Mitsuo Sugita, Akira Kasai, Noboru Nakagawa, Kazunori Aihara, Kazushige Suzuki +4 more | 2000-06-20 |
| 6070613 | Rotary flow-path exchanging valve | Mitsuo Sugita, Akira Kasai, Noboru Nakagawa, Kazunori Aihara, Kazushige Suzuki +4 more | 2000-06-06 |
| 5992459 | Rotary flow-path exchanging valve | Mitsuo Sugita, Akira Kasai, Noboru Nakagawa, Kazunori Aihara, Kazushige Suzuki +4 more | 1999-11-30 |
| 5937902 | Rotary flow-path exchanging valve | Michiaki Ohno, Fumio Kanasaki, Kazunori Aihara, Noboru Nakagawa, Kazushige Suzuki +3 more | 1999-08-17 |
| 5454670 | Throw-away insert and face milling cutter | Yoshikatsu Mori, Yoshiki Maeda, Naruhito Yauchi | 1995-10-03 |
| 5451122 | Chip collector and face milling cutter | Akio Nakamura, Katsutoshi Yamane | 1995-09-19 |
| 4879329 | Impact resistant flame-retardant resin composition | Masafumi Hongo | 1989-11-07 |