Inventor
WAFER JOHN A
51 patents
⚠️ This page may combine multiple inventors who share the name “WAFER JOHN A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WESTINGHOUSE ELECTRIC CORP
39 patentsUS4752853AJun 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
US4335437AJun 15, 1982
Circuit interrupter with energy management functions
WESTINGHOUSE ELECTRIC CORP66 citations96
US4255732AMar 10, 1981
Current limiting circuit breaker
WESTINGHOUSE ELECTRIC CORP114 citations95
US4660009AApr 21, 1987
Modular integral circuit interrupter
WESTINGHOUSE ELECTRIC CORP29 citations93
US4445732AMay 1, 1984
Electrical stab connecting means utilizing eddy current electromagnetic repulsion
WESTINGHOUSE ELECTRIC CORP33 citations93
US4338647AJul 6, 1982
Circuit interrupter with digital trip unit and optically-coupled data input/output system
WESTINGHOUSE ELECTRIC CORP31 citations93
US4331999AMay 25, 1982
Circuit interrupter with digital trip unit and power supply
WESTINGHOUSE ELECTRIC CORP34 citations93
US4229630AOct 21, 1980
Circuit breaker utilizing improved arc chambers
WESTINGHOUSE ELECTRIC CORP32 citations93
US4680562AJul 14, 1987
Integral circuit interrupter with separable modules
WESTINGHOUSE ELECTRIC CORP40 citations92
US4656446AApr 7, 1987
Current limiting circuit breaker with series double break contact system per pole
WESTINGHOUSE ELECTRIC CORP44 citations92
US4625190ANov 25, 1986
Remotely controlled solenoid operated circuit breaker
WESTINGHOUSE ELECTRIC CORP32 citations92
US4358810ANov 9, 1982
Circuit breaker with alarm
WESTINGHOUSE ELECTRIC CORP35 citations92
US4220934ASep 2, 1980
Current limiting circuit breaker with integral magnetic drive device housing and contact arm stop
WESTINGHOUSE ELECTRIC CORP105 citations92
US4025883AMay 24, 1977
Modular integral motor controller
WESTINGHOUSE ELECTRIC CORP47 citations92
US4013926AMar 22, 1977
Circuit breaker with improved trip actuator and undervoltage release mechanism
WESTINGHOUSE ELECTRIC CORP40 citations92
US5196815AMar 23, 1993
Miniature circuit breaker
WESTINGHOUSE ELECTRIC CORP42 citations89
US4335413AJun 15, 1982
Circuit interrupter with remote indicator and power supply
WESTINGHOUSE ELECTRIC CORP27 citations82
US4077025AFeb 28, 1978
Current limiting circuit interrupter
WESTINGHOUSE ELECTRIC CORP27 citations82
US4245203AJan 13, 1981
Circuit interrupter with pivoting contact arm having a clinch-type contact
WESTINGHOUSE ELECTRIC CORP22 citations81
US5089797AFeb 18, 1992
Circuit breaker with dual function electromagnetic tripping mechanism
WESTINGHOUSE ELECTRIC CORP15 citations74
US4077026AFeb 28, 1978
Integral motor controller
WESTINGHOUSE ELECTRIC CORP16 citations74
US4042895AAug 16, 1977
Combination motor-starter and circuit breaker
WESTINGHOUSE ELECTRIC CORP19 citations74
US4013984AMar 22, 1977
Current limiting circuit breaker
WESTINGHOUSE ELECTRIC CORP15 citations74
US3991391ANov 9, 1976
Circuit interrupter with electromagnetic opening means
WESTINGHOUSE ELECTRIC CORP12 citations74
US3963948AJun 15, 1976
Magnetic pulse generator
WESTINGHOUSE ELECTRIC CORP16 citations74
US3959753AMay 25, 1976
Circuit interrupter with load side short circuit
WESTINGHOUSE ELECTRIC CORP19 citations74
US5268661ADec 7, 1993
Current throttle technique
WESTINGHOUSE ELECTRIC CORP13 citations73
US4654614AMar 31, 1987
Current limiting solenoid operated circuit breaker
WESTINGHOUSE ELECTRIC CORP19 citations73
US4336516AJun 22, 1982
Circuit breaker with stored energy toggle-lock structure
WESTINGHOUSE ELECTRIC CORP15 citations73
US5193043AMar 9, 1993
Phase sensitivity
WESTINGHOUSE ELECTRIC CORP10 citations72
US4227161AOct 7, 1980
Current limiting circuit breaker with pivoting contact arm
WESTINGHOUSE ELECTRIC CORP8 citations72
US4240053ADec 16, 1980
Circuit breaker utilizing improved current carrying conductor system
WESTINGHOUSE ELECTRIC CORP7 citations71
US4220935ASep 2, 1980
Current limiting circuit breaker with high speed magnetic trip device
WESTINGHOUSE ELECTRIC CORP15 citations67
US4309580AJan 5, 1982
Dual arcing contacts for circuit breaker
WESTINGHOUSE ELECTRIC CORP4 citations63
US4031492AJun 21, 1977
Triple break current limiter
WESTINGHOUSE ELECTRIC CORP6 citations63
US5119054AJun 2, 1992
"E" frame pancake design
WESTINGHOUSE ELECTRIC CORP5 citations61
US4012615AMar 15, 1977
Latch for a circuit interrupter
WESTINGHOUSE ELECTRIC CORP2 citations57
EATON CORP
11 patentsUS5459630AOct 17, 1995
Self testing circuit breaker ground fault and sputtering arc trip unit
EATON CORP277 citations99
US5546266AAug 13, 1996
Circuit interrupter with cause for trip indication
EATON CORP120 citations98
US5493278AFeb 20, 1996
Common alarm system for a plurality of circuit interrupters
EATON CORP72 citations96
US5541561AJul 30, 1996
Integral electrical circuit controller
EATON CORP42 citations93
US6861930B2Mar 1, 2005
Transfer switch including a circuit breaker housing
EATON CORP32 citations92
US5969921AOct 19, 1999
Ground fault electrical switching apparatus for coordinating tripping with a downstream ground fault switch
EATON CORP41 citations92
US5886605AMar 23, 1999
Actuator assembly with calibration means and electrical power switch apparatus incorporating the actuator assembly with calibration means
EATON CORP26 citations92
US6977354B1Dec 20, 2005
Arc hood and power distribution system including the same
EATON CORP45 citations91
US6507255B1Jan 14, 2003
Remotely controllable circuit breaker
EATON CORP38 citations91
US6477022B1Nov 5, 2002
Ground fault of arc fault circuit breaker employing first and second separable contacts and plural actuating mechanisms
EATON CORP52 citations90
US6700082B1Mar 2, 2004
Trip actuator for a circuit breaker
EATON CORP17 citations82
Showing the top 50 of 51 patents by PatentIndex Score.