Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7044259 | Hydraulic transmission for driving and steering wheels | Norihiro Ishii | 2006-05-16 |
| 6874593 | Driving apparatus for speed changing and steering of a vehicle | Robert Abend | 2005-04-05 |
| 6651770 | Driving apparatus for speed changing and steering of a vehicle | Robert Abend | 2003-11-25 |
| 6648094 | Driving apparatus for speed changing and steering of a vehicle | Robert Abend | 2003-11-18 |
| 6629577 | Driving apparatus for speed changing and steering of a vehicle | Robert Abend | 2003-10-07 |
| 6591936 | Driving apparatus for speed changing and steering of a vehicle | Robert Abend | 2003-07-15 |