Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4488404 | Hydraulic fluid reservoir for automobile | Susumu Arakawa, Akira Shirai | 1984-12-18 |
| 4487021 | Reservoir having a level detector | Susumu Arakawa, Akira Shirai | 1984-12-11 |