Inventor
CASTONGUAY ROGER N
US166 patents
Patents
50 patentsUS5424701AJun 13, 1995
Operating mechanism for high ampere-rated circuit breakers
GEN ELECTRIC123 citations98
US6005208ADec 21, 1999
Industrial draw-out circuit breaker electrical connection indication
GEN ELECTRIC76 citations96
US5631798AMay 20, 1997
Modular accessory mechanical lock-out mechanism
GEN ELECTRIC83 citations96
US5262744ANov 16, 1993
Molded case circuit breaker multi-pole crossbar assembly
GEN ELECTRIC97 citations96
US5172087ADec 15, 1992
Handle connector for multi-pole circuit breaker
GEN ELECTRIC111 citations96
US4978816ADec 18, 1990
Circuit breaker handle interlock arrangement
GEN ELECTRIC85 citations96
US4809132AFeb 28, 1989
Field installable line and load lug connectors for molded case circuit breakers
GEN ELECTRIC56 citations96
US4733211AMar 22, 1988
Molded case circuit breaker crossbar assembly
GEN ELECTRIC120 citations96
US4301342ANov 17, 1981
Circuit breaker condition indicator apparatus
GEN ELECTRIC132 citations96
US4001742AJan 4, 1977
Circuit breaker having improved operating mechanism
GEN ELECTRIC129 citations96
US4963849AOct 16, 1990
Compact current limiting circuit breaker
GEN ELECTRIC58 citations95
US4736174AApr 5, 1988
Molded case circuit breaker operating mechanism
GEN ELECTRIC65 citations95
US4700161AOct 13, 1987
Combined trip unit and accessory module for electronic trip circuit breakers
GEN ELECTRIC62 citations95
US6037555AMar 14, 2000
Rotary contact circuit breaker venting arrangement including current transformer
GEN ELECTRIC64 citations94
US5361052ANov 1, 1994
Industrial-rated circuit breaker having universal application
GEN ELECTRIC98 citations94
US4679019AJul 7, 1987
Trip actuator for molded case circuit breakers
GEN ELECTRIC100 citations94
US6639168B1Oct 28, 2003
Energy absorbing contact arm stop
GEN ELECTRIC26 citations93
US6421217B1Jul 16, 2002
Circuit breaker accessory reset system
GEN ELECTRIC28 citations93
US6242703B1Jun 5, 2001
Bell alarm with automatic reset for small frame air circuit breaker
GEN ELECTRIC28 citations93
US6054661AApr 25, 2000
Circuit breaker bell alarm accessory with lockout function
GEN ELECTRIC35 citations93
US5906271AMay 25, 1999
Means of remote charge indication for high ampere-rated circuit breakers
GEN ELECTRIC45 citations93
US5655648AAug 12, 1997
Modular accessory mechanical lock-out mechanism
GEN ELECTRIC54 citations93
US5381120AJan 10, 1995
Molded case circuit breaker thermal-magnetic trip unit
GEN ELECTRIC35 citations93
US5323131AJun 21, 1994
Molded case circuit breaker motor operator
GEN ELECTRIC36 citations93
US5302786AApr 12, 1994
Molded case circuit breaker for remote control operations
GEN ELECTRIC23 citations93
US5302925AApr 12, 1994
Circuit breaker rotary handle operator with positive on indication
GEN ELECTRIC44 citations93
US5153544AOct 6, 1992
Molded case circuit breaker field-installable accessories
GEN ELECTRIC27 citations93
US5060107AOct 22, 1991
Molded case circuit breaker operating handle guard
GEN ELECTRIC29 citations93
US4827089AMay 2, 1989
Molded case circuit breaker interlock arrangement
GEN ELECTRIC44 citations93
US4443676AApr 17, 1984
Interchangeable shield arrangement for a circuit breaker compartment
GEN ELECTRIC27 citations93
US6479774B1Nov 12, 2002
High energy closing mechanism for circuit breakers
GEN ELECTRIC25 citations92
US6379196B1Apr 30, 2002
Terminal connector for a circuit breaker
GEN ELECTRIC37 citations92
US6346868B1Feb 12, 2002
Circuit interrupter operating mechanism
GEN ELECTRIC18 citations92
US6281458B1Aug 28, 2001
Circuit breaker auxiliary magnetic trip unit with pressure sensitive release
GEN ELECTRIC42 citations92
US6259048B1Jul 10, 2001
Rotary contact assembly for high ampere-rated circuit breakers
GEN ELECTRIC30 citations92
US6175288B1Jan 16, 2001
Supplemental trip unit for rotary circuit interrupters
GEN ELECTRIC29 citations92
US6172584B1Jan 9, 2001
Circuit breaker accessory reset system
GEN ELECTRIC20 citations92
US6166344ADec 26, 2000
Circuit breaker handle block
GEN ELECTRIC25 citations92
US6114641ASep 5, 2000
Rotary contact assembly for high ampere-rated circuit breakers
GEN ELECTRIC38 citations92
US6087913AJul 11, 2000
Circuit breaker mechanism for a rotary contact system
GEN ELECTRIC29 citations92
US5981887ANov 9, 1999
Contact position indicator for an industrial-rated circuit breaker
GEN ELECTRIC23 citations92
US5710399AJan 20, 1998
Electronic trip unit conversion kit for high ampere-rated circuit breakers
GEN ELECTRIC49 citations92
US5701111ADec 23, 1997
Electronic trip unit conversion kit for high ampere-rated circuit breakers
GEN ELECTRIC24 citations92
US5646586AJul 8, 1997
Electronic trip unit conversion kit for high ampere-rated circuit breakers
GEN ELECTRIC32 citations92
US5534833AJul 9, 1996
Circuit breaker remote closing operator
GEN ELECTRIC43 citations92
US5349145ASep 20, 1994
Circuit breaker operating handle interlock
GEN ELECTRIC29 citations92
US4913503AApr 3, 1990
Molded case circuit breaker actuator-accessory unit reset mechanism
GEN ELECTRIC27 citations92
US4894631AJan 16, 1990
Molded case circuit breaker actuator-accessory unit
GEN ELECTRIC23 citations92
US4884048ANov 28, 1989
Molded case circuit breaker current transformer assembly
GEN ELECTRIC33 citations92
US4864263ASep 5, 1989
Molded case circuit breaker latch and operating mechanism assembly
GEN ELECTRIC24 citations92
Showing the top 50 of 166 patents by PatentIndex Score.