Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10234329 | Sensor device | Michiko Hirose | 2019-03-19 |
| 9851260 | Sensor fixture | — | 2017-12-26 |
| D731439 | Limit switch | — | 2015-06-09 |
| D730843 | Limit switch | — | 2015-06-02 |
| D711508 | Liquid pressure-feeding machine | — | 2014-08-19 |
| D692783 | Vibration and temperature detection transmitter | — | 2013-11-05 |
| 8408236 | Drain treatment system | — | 2013-04-02 |
| 8393383 | Hot water generator | — | 2013-03-12 |
| 8206127 | Liquid pressure-feed device | — | 2012-06-26 |
| 8152479 | Liquid pressure-feed device | — | 2012-04-10 |
| 7540170 | Liquid pressure-feed device | — | 2009-06-02 |
| 7448408 | Check valve | — | 2008-11-11 |
| 6244828 | Pump and combination pump and trap with snap-over mechanism and double-seal outlet valve | — | 2001-06-12 |
| 6244829 | Liquid forced-feed apparatus | — | 2001-06-12 |
| 6015267 | Liquid forced-feed apparatus having a working fluid dispersing device | — | 2000-01-18 |
| 5934881 | Snap action float valve assembly with reversible plate spring for liquid feeding device | — | 1999-08-10 |
| 5833135 | Thermally-actuated steam trap | — | 1998-11-10 |
| 5755560 | Pump and combination pump and trap with snap-over mechanism and double-seal outlet valve | — | 1998-05-26 |
| 5655888 | Pump and combination pump and trap with snap-over mechanism and double-seal outlet valve | — | 1997-08-12 |
| 5478012 | Thermally-actuated steam trap | Yoshiyasu Fujiwara | 1995-12-26 |
| 5445501 | Snap action float valve assembly for liquid feeding device | — | 1995-08-29 |
| 5405078 | Thermally-actuated steam trap | — | 1995-04-11 |
| 5401142 | Condensate discharging device | — | 1995-03-28 |
| 5275334 | Thermally-actuated steam trap | — | 1994-01-04 |
| 5209284 | Reduced pressure heat treating device | Masakatsu Okamoto, Masao Yonemura | 1993-05-11 |