Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364301 | Vacuum actuator | Kongo Aoki | 1982-12-21 |
| 4334837 | Diaphragm air pump assembly | Masami Inada, Noriyoshi Shibata | 1982-06-15 |
| 4329123 | Diaphragm air pump assembly | Noriyoshi Shibata | 1982-05-11 |
| 4327772 | Valve device for controlling flow of fluid | — | 1982-05-04 |