Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637136 | Backhoe unit detachably attached to a tractor | Eiji Miyazaki | 2003-10-28 |
| 5387075 | Latching mechanism for a front end loading tractor | — | 1995-02-07 |
| 5000269 | Device for attaching working machine to vehicle | Toshio Ishiguro | 1991-03-19 |
| 4863337 | Control system for working machine having boom | Toshio Ishiguro, Hideaki Mizota | 1989-09-05 |