Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5664604 | Power feeding system for solenoid valve assembly | Makoto Ishikawa | 1997-09-09 |
| 5620027 | Poppet type directional control valve | — | 1997-04-15 |
| 5615710 | Pilot-type change-over valve | — | 1997-04-01 |
| 5597015 | Electromagnetic pilot type selector valve | Yoshio Asou, Bunya Hayashi, Takumi Matsumoto | 1997-01-28 |