Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889164 | Solenoid controlled valve | Masaru Arai, Yoshitane Saito | 1989-12-26 |
| 4693454 | Air pressure shock absorber | Tatsuo Tsuchiya | 1987-09-15 |
| 4534381 | Electromagnetic valve | Shigeo Tamaki | 1985-08-13 |
| 4500075 | Air pressure shock absorber | Tatsuo Tsuchiya | 1985-02-19 |
| 4344603 | Electromagnetic valve apparatus with a hand-operated transfer device | Shigeo Tamaki | 1982-08-17 |