Inventor
KOGEL WALTER
DE7 patents
⚠️ This page may combine multiple inventors who share the name “KOGEL WALTER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ZAHNRADFABRIK FRIEDRICHSHAFEN
4 patentsUS5799259AAug 25, 1998
Vehicle with steerable front and rear wheels
ZAHNRADFABRIK FRIEDRICHSHAFEN17 citations83
US5099939AMar 31, 1992
Multi-axle steering system
ZAHNRADFABRIK FRIEDRICHSHAFEN20 citations72
US5107752AApr 28, 1992
Rotary gate valve for hydraulic servo-assisted steering systems
ZAHNRADFABRIK FRIEDRICHSHAFEN8 citations71
US5086687AFeb 11, 1992
Rotary slide valve for hydraulic auxiliary power steering
ZAHNRADFABRIK FRIEDRICHSHAFEN9 citations71