Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5243296 | Method and apparatus for checking operation of solenoid | Tsuyoshi Ando, Toshibumi Kakinuma, Tomokazu Kominami, Kazuyuki Kihara, Kousuke Hatakenaka | 1993-09-07 |
| 5230364 | Pressure relief valve | John Leslie Leng, Tsuyoshi Ando, Kousuke Hatakenaka | 1993-07-27 |
| 4928730 | Proportional electromagnetic valve having amplifier therein | Tsuyoshi Ando, Nakayasu Hirono, Hirotoshi Nakao, Kazuyuki Kihara, Kosuke Hatakenaka +1 more | 1990-05-29 |
| 4779837 | Remote control poppet valve | Saburo Yajima, Kiyoshi Hayashi | 1988-10-25 |
| 4630639 | Apparatus for controlling pressure and flow rate | Yoshisuke Akita, Ichiro Tenmyo, Kiyoshi Hayashi, Kazuyuki Kihara | 1986-12-23 |
| 4428398 | Pressure control valve | Kentaro Tanaka | 1984-01-31 |
| 4388942 | Nozzle flapper valve | — | 1983-06-21 |