Inventor

Andy A. Haun

Inventor

Cedar Rapids, IA, US

Overview

20→

Patents

1992–2010

Patent span

Electricity

Primary field (CPC H)

Patents· 20 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H02Hprimary

H02HEmergency protective circuit arrangements37%

H01HElectric switches21%

Y04SSystems integrating technologies related to power network operation, communication or information technologies for improving the electrical power generation, transmission, distribution, management or usage, i.e. smart grids13%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications12%

H02JElectric power networks6%

G01RMeasuring electric variables2%

H01FMagnets2%

H01RElectrically-conductive connections2%

H02BBoards, substations or switching arrangements for the supply or distribution of electric power2%

H04BTransmission2%

PatentTitleYear

7,680,561'Method of facilitating communications across open circuit breaker contacts'2010 6,621,669'Arc fault receptacle with a feed-through connection'2003 6,567,250'Arc fault protected device'2003 6,532,424'Electrical fault detection circuit with dual-mode power supply'2003 6,477,021'Blocking/inhibiting operation in an arc fault detection system'2002 6,456,471'Test, reset and communications operations in an ARC fault circuit interrupter with optional memory and/or backup power'2002 6,414,829'Arc fault circuit interrupter'2002 6,377,427'Arc fault protected electrical receptacle'2002 6,313,975'Self-sourcing, isolated zone selective interlocking system for use with electronic trip circuit breakers'2001 6,259,996'Arc fault detection system'2001 5,999,384'Circuit interrupter with arcing fault protection and PTC (positive temperature coefficient resistivity) elements for short circuit and overload protection'1999 5,946,179'Electronically controlled circuit breaker with integrated latch tripping'1999 5,923,514'Electronic trip circuit breaker with CMR current sensor'1999 5,886,860'Circuit breakers with PTC (Positive Temperature Coefficient resistivity'1999 5,821,876'Communication interface for bus connected circuit breakers'1998 5,519,368'Compact coil assembly for transient voltage protection'1996 5,337,205'Dual voltage power supply'1994 5,189,587'Dual shunt current regulator'1993 5,164,875'Addressable relay module for circuit breakers'1992 5,162,664'Communications arrangement for an electronic circuit breaker trip system'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2003Patents assigned to SQUARE D CO (19)· patent assignee history

1992–2003Based in Cedar Rapids, IA, US· patent location history

2010Patents assigned to SCHNEIDER ELECTRIC USA INC (1)· patent assignee history

2010Based in Raleigh, NC, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SQUARE D CO	19	1992–2003
SCHNEIDER ELECTRIC USA INC	1	2010

Locations

Location	Patents	Span
Cedar Rapids, IA, US	19	1992–2003
Raleigh, NC, US	1	2010