Inventor
HEROLD ROBERT A
12 patents
⚠️ This page may combine multiple inventors who share the name “HEROLD ROBERT A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CATERPILLAR INC
8 patentsUS5607205AMar 4, 1997
Object responsive implement control system
CATERPILLAR INC118 citations97
US5509520AApr 23, 1996
Electrohydraulic control device for a drive train of a machine
CATERPILLAR INC55 citations95
US5647439AJul 15, 1997
Implement control system for locating a surface interface and removing a layer of material
CATERPILLAR INC46 citations92
US5471147ANov 28, 1995
Apparatus and method for determining the linear position of a hydraulic cylinder
CATERPILLAR INC28 citations92
US5502770AMar 26, 1996
Indirectly sensed signal processing in active periodic acoustic noise cancellation
CATERPILLAR INC24 citations88
US8365637B2Feb 5, 2013
Drop box for powertrain
CATERPILLAR INC7 citations76
US6954719B2Oct 11, 2005
Work site dust control system
CATERPILLAR INC15 citations74
US12325972B2Jun 10, 2025
Control system for actuated pins
CATERPILLAR INC0 citations41