P

Inventor

EVANS WILLIAM C

US6 patents
⚠️ This page may combine multiple inventors who share the name “EVANS WILLIAM C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CATERPILLAR INC

3 patents
US5509520AApr 23, 1996

Electrohydraulic control device for a drive train of a machine

CATERPILLAR INC55 citations95
US6024183AFeb 15, 2000

Track belt tension management system

CATERPILLAR INC65 citations94
US5844800ADec 1, 1998

Shot-rock diggability monitor

CATERPILLAR INC32 citations91

VIVA TECH INC

3 patents
US4093908AJun 6, 1978

Phase-controlled voltage regulator

VIVA TECH INC18 citations70
US4004214AJan 18, 1977

Phase-controlled voltage regulator

VIVA TECH INC15 citations70
US4565441AJan 21, 1986

Light source for photographic color printers

VIVA TECH INC9 citations68