Inventor
WILCOX ARLYN P
US3 patents
Patents
3 patentsUS6460623B1Oct 8, 2002
Hydraulic system providing down force on a work implement
CATERPILLAR INC124 citations93
US6119061ASep 12, 2000
Method and apparatus for controlling an electro-hydraulic differential steering system
CATERPILLAR INC36 citations89
US5979504ANov 9, 1999
Rotary control valve
CATERPILLAR INC8 citations70