Inventor
COLBAUGH MICHAEL E
US12 patents
⚠️ This page may combine multiple inventors who share the name “COLBAUGH MICHAEL E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNION SWITCH & SIGNAL INC
4 patentsUS5330136AJul 19, 1994
Railway coded track circuit apparatus and method utilizing fiber optic sensing
UNION SWITCH & SIGNAL INC103 citations95
US5529267AJun 25, 1996
Railway structure hazard predictor
UNION SWITCH & SIGNAL INC81 citations93
US5263670ANov 23, 1993
Cab signalling system utilizing coded track circuit signals
UNION SWITCH & SIGNAL INC52 citations92
US6052050AApr 18, 2000
Two-wire signal transmitter and method for maintaining integrity of electrical contacts
UNION SWITCH & SIGNAL INC3 citations60
WESTINGHOUSE ELECTRIC CORP
4 patentsUS4815845AMar 28, 1989
Axial alignment aid for remote control operations and related method
WESTINGHOUSE ELECTRIC CORP39 citations92
US4605959AAug 12, 1986
Portable communications terminal
WESTINGHOUSE ELECTRIC CORP52 citations92
US4666102AMay 19, 1987
Cable dispensing and take-up apparatus
WESTINGHOUSE ELECTRIC CORP53 citations87
US4931684AJun 5, 1990
Digitally scanned extended electron source in vacuum
WESTINGHOUSE ELECTRIC CORP2 citations62