Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5495159 | Charging apparatus for driverless transporting vehicle | — | 1996-02-27 |
| 5388657 | Lifting mechanism for no-man vehicle | — | 1995-02-14 |
| 5201819 | Driving wheel elevating apparatus in self-propelled truck | Minoru Otuka | 1993-04-13 |