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Inventor

DVORAK ROBERT F

US26 patents
⚠️ This page may combine multiple inventors who share the name “DVORAK ROBERT F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SQUARE D CO

24 patents
US6532424B1Mar 11, 2003

Electrical fault detection circuit with dual-mode power supply

SQUARE D CO86 citations97
US6477021B1Nov 5, 2002

Blocking/inhibiting operation in an arc fault detection system

SQUARE D CO96 citations97
US6456471B1Sep 24, 2002

Test, reset and communications operations in an ARC fault circuit interrupter with optional memory and/or backup power

SQUARE D CO92 citations97
US6414829B1Jul 2, 2002

Arc fault circuit interrupter

SQUARE D CO97 citations97
US6259996B1Jul 10, 2001

Arc fault detection system

SQUARE D CO125 citations96
US5847913ADec 8, 1998

Trip indicators for circuit protection devices

SQUARE D CO219 citations96
US5198956AMar 30, 1993

Overtemperature sensing and signaling circuit

SQUARE D CO94 citations96
US6621669B1Sep 16, 2003

Arc fault receptacle with a feed-through connection

SQUARE D CO65 citations95
US6567250B1May 20, 2003

Arc fault protected device

SQUARE D CO60 citations95
US6377427B1Apr 23, 2002

Arc fault protected electrical receptacle

SQUARE D CO57 citations95
US6246556B1Jun 12, 2001

Electrical fault detection system

SQUARE D CO92 citations95
US5825643AOct 20, 1998

Programming device for a circuit breaker

SQUARE D CO70 citations94
US4631624ADec 23, 1986

Time delay undervoltage release

SQUARE D CO57 citations94
US7253637B2Aug 7, 2007

Arc fault circuit interrupter system

SQUARE D CO49 citations92
US7151656B2Dec 19, 2006

Arc fault circuit interrupter system

SQUARE D CO29 citations92
US7136265B2Nov 14, 2006

Load recognition and series arc detection using bandpass filter signatures

SQUARE D CO33 citations92
US5072328ADec 10, 1991

Power control relay for electrical outlets which maintains position in absence of solenoid energization

SQUARE D CO36 citations92
US5307043AApr 26, 1994

Transformer assembly with improved retainer and insulator

SQUARE D CO26 citations91
US4965694AOct 23, 1990

Remote controlled circuit breaker system

SQUARE D CO21 citations76
US4731692AMar 15, 1988

Circuit breaker trip solenoid assembly

SQUARE D CO14 citations74
US4714975ADec 22, 1987

Self-contained ground fault test feature in circuit breaker

SQUARE D CO8 citations74
US4638133AJan 20, 1987

Rotary switch assembly

SQUARE D CO13 citations72
US4681061AJul 21, 1987

Button indicator and switch assembly

SQUARE D CO5 citations60
US4712151ADec 8, 1987

System for detection of ground faults in circuit breakers

SQUARE D CO1 citations52

ZYLSTRA HENRY J

1 patent

DVORAK ROBERT F

1 patent