Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5197669 | Thermally-actuated steam trap | — | 1993-03-30 |
| 5007582 | Reduced pressure steam heat treating device | Takayuki Morii | 1991-04-16 |
| 4898022 | Steam trap operation detector | Masao Yonemura, Mamoru Nagase, Yoshito Yamada, Yoshiyasu Fujiwara, Masakatsu Okamoto +1 more | 1990-02-06 |
| 4888978 | Instrument to measure leakage of steam from a steam trap | Masao Yonemura, Yoshito Yamada | 1989-12-26 |
| 4860782 | Reducing valve equipped with a vapor-liquid separator | Katsuji Fujiwara | 1989-08-29 |
| 4746223 | Meter for integrating the operating time of a steam trap | Osamu Miyata, Takayoshi Osumi, Shizuma Oishi, Yoshihiko Hasegawa | 1988-05-24 |
| 4545397 | Float valve assembly | — | 1985-10-08 |