P

Inventor

HAUN ANDY A

US15 patents

Patents

15 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
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
US5999384ADec 7, 1999

Circuit interrupter with arcing fault protection and PTC (positive temperature coefficient resistivity) elements for short circuit and overload protection

SQUARE D CO81 citations94
US5164875ANov 17, 1992

Addressable relay module for circuit breakers

SQUARE D CO25 citations91
US5162664ANov 10, 1992

Communications arrangement for an electronic circuit breaker trip system

SQUARE D CO49 citations91
US6313975B1Nov 6, 2001

Self-sourcing, isolated zone selective interlocking system for use with electronic trip circuit breakers

SQUARE D CO44 citations90
US5337205AAug 9, 1994

Dual voltage power supply

SQUARE D CO21 citations90
US5519368AMay 21, 1996

Compact coil assembly for transient voltage protection

SQUARE D CO11 citations71
US5189587AFeb 23, 1993

Dual shunt current regulator

SQUARE D CO13 citations71