Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6206294 | Expansion valve | Mitsuya Fujimoto, Kazuhiko Watanabe | 2001-03-27 |
| 6189800 | Expansion valve | Mitsuya Fujimoto, Kazuhiko Watanabe | 2001-02-20 |
| 6164624 | Expansion valve and refrigerating system | Kazuhiko Watanabe | 2000-12-26 |
| 6145753 | Expansion valve | Kazuhiko Watanabe | 2000-11-14 |
| 6092733 | Expansion valve | Kazuhiko Watanabe | 2000-07-25 |
| D427664 | Expansion valve | Kazuhiko Watanabe | 2000-07-04 |
| 6056202 | Expansion valve | Mitsuya Fujimoto, Kazuhiko Watanabe | 2000-05-02 |
| 6012301 | Thermal expansion valve | Mitsuya Fujimoto, Kazuhiko Watanabe | 2000-01-11 |
| 5957376 | Expansion valve | Mitsuya Fujimoto, Kazuhiko Watanabe | 1999-09-28 |
| 5799499 | Combined unit of expansion valve and reservoir tank | Takuji Furuta | 1998-09-01 |
| 5361597 | Thermostatic expansion valve | Tanaka Hazime, Tetsuro Ikoma | 1994-11-08 |
| 5297728 | Thermal expansion valve | Kazuhiko Watanabe, Tetsurou Ikoma | 1994-03-29 |
| 5228619 | Thermal expansion valve | Kazuhiko Watanabe, Tetsurou Ikoma, Takashi Okayama | 1993-07-20 |