for lamp provided with pre-heating electrodes

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H05B41/044

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HELECTRICITY H05Electric techniques H05BELECTRIC HEATING ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR H05B41/00Circuit arrangements or apparatus for igniting or operating discharge lamps

Current Industry

H05B41/044for lamp provided with pre-heating electrodes

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Patents Grantslast 30 patents

Information Patent Grant
Low-power wireless network beacon for turning off and on fluorescen...
- Patent number 8,653,935
- Issue date Feb 18, 2014
- IXYS CH GmbH
- Murray C. Baker
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Safety starter for fluorescent lamps
- Patent number 6,731,073
- Issue date May 4, 2004
- Koninklijke Philips Electronics N.V.
- Robert Henk Van Veldhuizen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lamp ignition circuit for lamp driven voltage transformation and ba...
- Patent number 6,724,155
- Issue date Apr 20, 2004
- Hubbell Incorporated
- Isaac L. Flory
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Low loss, electronic ballast
- Patent number 6,166,492
- Issue date Dec 26, 2000
- Hubbell Incorporated
- Joe A. Nuckolls
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lead wires for improved starting of compact fluorescent lamp systems
- Patent number 6,157,134
- Issue date Dec 5, 2000
- General Electric Company
- Edward E. Hammer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-voltage ballast and dimming circuits for a lamp drive voltage...
- Patent number 5,962,988
- Issue date Oct 5, 1999
- Hubbell Incorporated
- Joe Allen Nuckolls
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lamp driven voltage transformation and ballasting system
- Patent number 5,825,139
- Issue date Oct 20, 1998
- Hubbell Incorporated
- Joe Allen Nuckolls
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ballast scheme for a fluorescent lamp with preheated filaments
- Patent number 5,616,990
- Issue date Apr 1, 1997
- Philips Electronics North America Corporation
- Glenn D. Garbowicz
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Fluorescent lamp starter circuit
- Patent number 5,479,075
- Issue date Dec 26, 1995
- Shih-Ta Chen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Fluorescent lamp starter
- Patent number 5,350,976
- Issue date Sep 27, 1994
- Compania Kelmas S.A.
- Norberto M. Mulieri
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lamp arrangement employing a resonant circuit formed from an autotr...
- Patent number 5,289,084
- Issue date Feb 22, 1994
- Hubbell Incorporated
- Joe A. Nuckolls
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ignition circuit for gas discharge lamp
- Patent number 5,159,244
- Issue date Oct 27, 1992
- Daniel A. Poulson
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit for starting and operating fluorescent lamps
- Patent number 5,021,714
- Issue date Jun 4, 1991
- Valmont Industries, Inc.
- Dail L. Swanson
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Deuterium lamp voltage supply means
- Patent number 4,962,335
- Issue date Oct 9, 1990
- Armin K. Sonnenschein
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ballast circuit for starting fluorescent lamps
- Patent number 4,900,986
- Issue date Feb 13, 1990
- General Electric Company
- Edward E. Hammer
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Compact igniter for discharge lamps
- Patent number 4,749,909
- Issue date Jun 7, 1988
- North American Philips Corporation
- Herman Smulders
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Gas discharge lamp starter
- Patent number 4,649,319
- Issue date Mar 10, 1987
- Duro-Test Corporation
- Joel Shurgan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Compact igniter for discharge lamps
- Patent number 4,642,521
- Issue date Feb 10, 1987
- Advance Transformer Company
- Herman Smulders
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Fluorescent lamp circuit
- Patent number 4,559,478
- Issue date Dec 17, 1985
- U-Lite, Inc.
- Robert P. Fuller
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
DC Ballasting means for fluorescent lamps
- Patent number 4,463,285
- Issue date Jul 31, 1984
- Ole K. Nilssen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Starting circuits for discharge lamps
- Patent number 4,445,074
- Issue date Apr 24, 1984
- Hitachi, Ltd.
- Yoshio Watanabe
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit for starting and operating fluorescent lamps
- Patent number 4,399,391
- Issue date Aug 16, 1983
- General Electric Company
- Edward E. Hammer
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp lighting device for copying machines
- Patent number 4,378,515
- Issue date Mar 29, 1983
- Matsushita Electric Works, Ltd.
- Kenichi Nakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Circuit system for lighting a discharge lamp or lamps
- Patent number 4,376,911
- Issue date Mar 15, 1983
- New Nippon Electric Co., Ltd.
- Isao Kaneda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Rapid starter switch for a fluorescent lamp
- Patent number 4,360,762
- Issue date Nov 23, 1982
- TDK Electronics Co., Ltd.
- Seiichiro Yamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Fluorescent light unit with dual light levels
- Patent number 4,358,709
- Issue date Nov 9, 1982
- General Electric Company
- Donald E. Magai
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp lighting device
- Patent number 4,347,462
- Issue date Aug 31, 1982
- Mitsubishi Denki Kabushiki Kaisha
- Hiromi Adachi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp lighting device with a delayed-output oscillation ci...
- Patent number 4,306,177
- Issue date Dec 15, 1981
- New Nippon Electric Co., Ltd.
- Isao Kaneda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp operating system
- Patent number 4,238,708
- Issue date Dec 9, 1980
- New Nippon Electric Company, Ltd.
- Isao Kaneda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp lighting system using series connected starters
- Patent number 4,145,638
- Issue date Mar 20, 1979
- NEC Sylvania Corporation
- Isao Kaneda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
CIRCUIT AND METHOD FOR PREHEATING FILAMENTS AND BALLAST
- Publication number 20130175945
- Publication date Jul 11, 2013
- OSRAM AG
- Yuancheng Guo
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
START AUXILIARY DEVICE, BALLAST AND ILLUMINATION DEVICE
- Publication number 20120248996
- Publication date Oct 4, 2012
- OSRAM AG
- Wei Chen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Low-power wireless network beacon for turning off and on fluorescen...
- Publication number 20110074623
- Publication date Mar 31, 2011
- ZiLOG, Inc.
- Murray C. Baker
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Safety starter for fluorescent lamps
- Publication number 20030085668
- Publication date May 8, 2003
- Robert Henk Van Veldhuizen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

for lamp provided with pre-heating electrodes

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Low-power wireless network beacon for turning off and on fluorescen...

Safety starter for fluorescent lamps

Lamp ignition circuit for lamp driven voltage transformation and ba...

Low loss, electronic ballast

Lead wires for improved starting of compact fluorescent lamp systems

Multi-voltage ballast and dimming circuits for a lamp drive voltage...

Lamp driven voltage transformation and ballasting system

Ballast scheme for a fluorescent lamp with preheated filaments

Fluorescent lamp starter circuit

Fluorescent lamp starter

Lamp arrangement employing a resonant circuit formed from an autotr...

Ignition circuit for gas discharge lamp

Circuit for starting and operating fluorescent lamps

Deuterium lamp voltage supply means

Ballast circuit for starting fluorescent lamps

Compact igniter for discharge lamps

Gas discharge lamp starter

Compact igniter for discharge lamps

Fluorescent lamp circuit

DC Ballasting means for fluorescent lamps

Starting circuits for discharge lamps

Circuit for starting and operating fluorescent lamps

Discharge lamp lighting device for copying machines

Circuit system for lighting a discharge lamp or lamps

Rapid starter switch for a fluorescent lamp

Fluorescent light unit with dual light levels

Discharge lamp lighting device

Discharge lamp lighting device with a delayed-output oscillation ci...

Discharge lamp operating system

Discharge lamp lighting system using series connected starters

Patents Applicationslast 30 patents

CIRCUIT AND METHOD FOR PREHEATING FILAMENTS AND BALLAST

START AUXILIARY DEVICE, BALLAST AND ILLUMINATION DEVICE

Low-power wireless network beacon for turning off and on fluorescen...

Safety starter for fluorescent lamps