Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5146746 | Loading/unloading control apparatus for industrial vehicles | Katsumi Nagai | 1992-09-15 |
| 5066201 | Driving load controller for variable displacement type hydraulic pump | Katsumi Nagai, Masataka Osawa, Hitoshi Ban | 1991-11-19 |
| 5050379 | Displacement of a variable displacemet hydraulic pump and speed of an engine driving the pump controlled based on demand | Katsumi Nagai, Masataka Osawa, Hitoshi Ban | 1991-09-24 |