Inventor
SCHIMPF JAMES E
US12 patents
⚠️ This page may combine multiple inventors who share the name “SCHIMPF JAMES E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CATERPILLAR INC
6 patentsUS5537818AJul 23, 1996
Method for controlling an implement of a work machine
CATERPILLAR INC73 citations95
US5189940AMar 2, 1993
Method and apparatus for controlling an implement
CATERPILLAR INC46 citations95
US5876185AMar 2, 1999
Load sensing pump control for a variable displacement pump
CATERPILLAR INC40 citations92
US5727387AMar 17, 1998
Apparatus for controlling an implement of a work machine
CATERPILLAR INC35 citations91
US5617723AApr 8, 1997
Method for controlling an implement of a work machine
CATERPILLAR INC22 citations91
US5899008AMay 4, 1999
Method and apparatus for controlling an implement of a work machine
CATERPILLAR INC43 citations90
CATERPILLAR TRACTOR CO
5 patentsUS4553904ANov 19, 1985
Pump control with fluid responsive standby pressure
CATERPILLAR TRACTOR CO18 citations72
US4381646AMay 3, 1983
Torque and high pressure limiting control for variable displacement pumps
CATERPILLAR TRACTOR CO10 citations72
US4116497ASep 26, 1978
Apparatus for reducing track noise in a track-type vehicle
CATERPILLAR TRACTOR CO18 citations71
US4075906AFeb 28, 1978
Variable speed governor
CATERPILLAR TRACTOR CO3 citations61
US3991633ANov 16, 1976
Adjustable steering column assembly
CATERPILLAR TRACTOR CO6 citations61