Inventor
MATSKO JOSEPH J
29 patents
⚠️ This page may combine multiple inventors who share the name “MATSKO JOSEPH J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WESTINGHOUSE ELECTRIC CORP
16 patentsUS4827369AMay 2, 1989
Circuit interrupter apparatus with a selectable display means
WESTINGHOUSE ELECTRIC CORP86 citations96
US4752853AJun 21, 1988
Circuit interrupter apparatus with an integral trip curve display
WESTINGHOUSE ELECTRIC CORP99 citations96
US4377837AMar 22, 1983
Circuit interrupter with overtemperature trip device
WESTINGHOUSE ELECTRIC CORP68 citations96
US4351013ASep 21, 1982
Circuit interrupter with multiple display and parameter entry means
WESTINGHOUSE ELECTRIC CORP67 citations96
US4809125AFeb 28, 1989
Circuit interrupter apparatus with a style saving rating plug
WESTINGHOUSE ELECTRIC CORP31 citations92
US4331997AMay 25, 1982
Circuit interrupter with digital trip unit and potentiometers for parameter entry
WESTINGHOUSE ELECTRIC CORP37 citations92
US4181922AJan 1, 1980
Circuit interrupter with improved adjustable trip unit
WESTINGHOUSE ELECTRIC CORP35 citations92
US4331996AMay 25, 1982
Time delayed undervoltage relay
WESTINGHOUSE ELECTRIC CORP48 citations86
US4751606AJun 14, 1988
Circuit interrupter apparatus with a battery backup and reset circuit
WESTINGHOUSE ELECTRIC CORP22 citations82
US4335413AJun 15, 1982
Circuit interrupter with remote indicator and power supply
WESTINGHOUSE ELECTRIC CORP27 citations82
US4642726AFeb 10, 1987
Solenoid operator circuit for molded case circuit breaker
WESTINGHOUSE ELECTRIC CORP24 citations80
US4331998AMay 25, 1982
Circuit interrupter with digital trip unit and style designator circuit
WESTINGHOUSE ELECTRIC CORP21 citations80
US3940664AFeb 24, 1976
Multi-phase voltage sensing switching device
WESTINGHOUSE ELECTRIC CORP7 citations74
US4794484ADec 27, 1988
Circuit interrupter apparatus with a style saving override circuit
WESTINGHOUSE ELECTRIC CORP12 citations72
US4181906AJan 1, 1980
Circuit interrupter with interlocked removable trip unit
WESTINGHOUSE ELECTRIC CORP13 citations71
US4210887AJul 1, 1980
Circuit interrupter with interlocked interchangeable trip unit
WESTINGHOUSE ELECTRIC CORP6 citations61
EATON CORP
11 patentsUS6055145AApr 25, 2000
Overcurrent protection device with visual indicators for trip and programming functions
EATON CORP117 citations98
US7253602B2Aug 7, 2007
Self-powered power bus sensor employing wireless communication
EATON CORP62 citations96
US5936817AAug 10, 1999
Electrical switching apparatus employing a circuit for selectively enabling and disabling a close actuator mechanism
EATON CORP74 citations96
US6005757ADec 21, 1999
Electrical switching device or trip unit acquiring predetermined settings from another electrical switching device or trip unit
EATON CORP96 citations95
US5875088AFeb 23, 1999
Electrical switching apparatus employing interlocks for first and second trip functions
EATON CORP49 citations92
US5367427ANov 22, 1994
Overcurrent trip unit with indication of dependency of trip functions
EATON CORP53 citations92
US7203040B2Apr 10, 2007
Method and circuit breaker for reducing arc flash during maintenance in a low voltage power circuit
EATON CORP36 citations89
US7696448B2Apr 13, 2010
Closing protection mechanism for a closing assembly over-toggle linkage
EATON CORP9 citations84
US5483408AJan 9, 1996
Overcurrent trip unit with separately adjustable neutral protection
EATON CORP11 citations74
US5926355AJul 20, 1999
Electrical switching apparatus employing battery-powered indicator
EATON CORP15 citations69
US7561387B2Jul 14, 2009
Current transformer including a low permeability shunt and a trip device employing the same
EATON CORP5 citations63