for protecting the circuit against abnormal operating conditions

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CPC
H05B41/2921

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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

H05B41/2921for protecting the circuit against abnormal operating conditions

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Patents Grantslast 30 patents

Information Patent Grant
Long life, fail safe traffic light
- Patent number 9,578,728
- Issue date Feb 21, 2017
- Dialight Corporation
- Kevin A. Hebborn
- G08 - SIGNALLING
Information Patent Grant
Projector and method for controlling a projector discharge lamp
- Patent number 9,152,027
- Issue date Oct 6, 2015
- Seiko Epson Corporation
- Tetsuo Terashima
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lamp assembly and circuits for protection against miswiring in a la...
- Patent number 8,547,019
- Issue date Oct 1, 2013
- General Electric Company
- Gang Yao
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Illumination lighting device, discharge lamp lighting device, and v...
- Patent number 8,482,940
- Issue date Jul 9, 2013
- Panasonic Corporation
- Toshiaki Nakamura
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Arc discharge detecting circuit, light source driving apparatus hav...
- Patent number 8,436,551
- Issue date May 7, 2013
- Samsung Display Co., Ltd.
- Jong-Jae Lee
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp lighting circuit
- Patent number 8,314,573
- Issue date Nov 20, 2012
- Koito Manufacturing Co., Ltd.
- Tomoyuki Ichikawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit arrangement and method of driving a high-pressure gas disch...
- Patent number 8,063,580
- Issue date Nov 22, 2011
- Koniklijke Philips Electronics N.V.
- Anatoli Saveliev
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
System and method for projector lamp safety interlock
- Patent number 7,670,010
- Issue date Mar 2, 2010
- Dell Products L.P.
- Subramanian Jayaram
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit designs and control techniques for high frequency electroni...
- Patent number 7,521,873
- Issue date Apr 21, 2009
- City University of Hong Kong
- Shu Yuen Ron Hui
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp ballast with detection of abnormal discharge outside...
- Patent number 7,482,762
- Issue date Jan 27, 2009
- Matsushita Electric Works, Ltd.
- Kenichi Fukuda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ballast power supply
- Patent number 7,312,586
- Issue date Dec 25, 2007
- Charles J. Montante
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for protecting an integrated circuit and method thereof
- Patent number 7,215,523
- Issue date May 8, 2007
- Benq Corporation
- Chih-Yuan Lin
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lighting apparatus for discharge lamp
- Patent number 7,196,912
- Issue date Mar 27, 2007
- Koito Manufacturing Co., Ltd.
- Shinji Ohta
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit designs and control techniques for high frequency electroni...
- Patent number 7,119,494
- Issue date Oct 10, 2006
- City University of Hong Kong
- Shu Yuen Ron Hui
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit for lighting HID lamp
- Patent number 6,836,078
- Issue date Dec 28, 2004
- Iwasaki Electric Co., Ltd.
- Minoru Matsumoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Surge protection and reset circuit
- Patent number 6,707,658
- Issue date Mar 16, 2004
- Delta Electronics, Inc.
- Yung-Hsiang Chao
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electric lights
- Patent number 6,552,500
- Issue date Apr 22, 2003
- Microlights Limited
- Lawrence Samuel Tyson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Illumination device having an inverter and an igniter disposed in a...
- Patent number 6,550,935
- Issue date Apr 22, 2003
- Matsushita Electric Works, Ltd.
- Masatoshi Ueno
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Discharge lamp lighting circuit
- Patent number 6,472,829
- Issue date Oct 29, 2002
- Koito Manufacturing Co., Ltd.
- Masayasu Ito
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp operating device
- Patent number 6,452,345
- Issue date Sep 17, 2002
- Mitsubishi Denki Kabushiki Kaisha
- Susumu Okura
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp apparatus
- Patent number 6,441,713
- Issue date Aug 27, 2002
- Denso Corporation
- Hiroaki Okuchi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electronic high intensity discharge ballast
- Patent number 6,259,215
- Issue date Jul 10, 2001
- Romlight International, Inc.
- Daniel Roman
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp apparatus
- Patent number 6,232,728
- Issue date May 15, 2001
- Denso Corporation
- Noboru Yamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge-lamp lighting circuit
- Patent number 6,175,190
- Issue date Jan 16, 2001
- Koito Manufacturing Co., Ltd.
- Masayasu Yamashita
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ignition scheme for a high intensity discharge lamp
- Patent number 6,160,362
- Issue date Dec 12, 2000
- Philips Electronics North America Corporation
- Michael Shone
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lighting circuit for discharge lamp
- Patent number 6,002,215
- Issue date Dec 14, 1999
- Koito Manufacturing Co., Ltd.
- Masayasu Yamashita
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp lighting device with power system, control system an...
- Patent number 5,939,835
- Issue date Aug 17, 1999
- Koito Manufacturing Co., Ltd.
- Hitoshi Takeda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Light circuit for discharge lamp
- Patent number 5,828,177
- Issue date Oct 27, 1998
- Koito Manufacturing Co., Ltd.
- Atsushi Toda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lighting circuit wherein the abnormality detection circuit gets its...
- Patent number 5,783,908
- Issue date Jul 21, 1998
- Koito Manufacturing Co., Ltd.
- Atsushi Toda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Control apparatus for a lighting system of a discharge lamp used in...
- Patent number 5,706,185
- Issue date Jan 6, 1998
- Nippondenso Co., Ltd.
- Koichi Toyama
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
DISCHARGE LAMP LIGHTING DEVICE
- Publication number 20160192462
- Publication date Jun 30, 2016
- USHIO DENKI KABUSHIKI KAISHA
- Yoichi KONO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PROJECTOR
- Publication number 20130088687
- Publication date Apr 11, 2013
- SEIKO EPSON CORPORATION
- Tetsuo TERASHIMA
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LAMP ASSEMBLY AND CIRCUITS FOR PROTECTION AGAINST MISWIRING IN A LA...
- Publication number 20130033181
- Publication date Feb 7, 2013
- Gang Yao
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ILLUMINATION LIGHTING DEVICE, DISCHARGE LAMP LIGHTING DEVICE, AND V...
- Publication number 20110193481
- Publication date Aug 11, 2011
- Panasonic Electric Works Co., Ltd.
- Toshiaki Nakamura
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
ARC DISCHARGE DETECTING CIRCUIT, LIGHT SOURCE DRIVING APPARATUS HAV...
- Publication number 20110175541
- Publication date Jul 21, 2011
- Samsung Electronics Co., Ltd.
- Jong-Jae LEE
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
DISCHARGE LAMP LIGHTING CIRCUIT
- Publication number 20100109573
- Publication date May 6, 2010
- Koito Manufacturing Co., Ltd.
- Tomoyuki Ichikawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CIRCUIT ARRANGEMENT AND METHOD OF DRIVING A HIGH-PRESSURE GAS DISCH...
- Publication number 20090174330
- Publication date Jul 9, 2009
- Koninklijke Philips Electronics N.V.
- Anatoli Saveliev
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Electronic Control Gear and Method of its Use
- Publication number 20080252235
- Publication date Oct 16, 2008
- Neil Dudley
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
System and Method for Projector Lamp Safety Interlock
- Publication number 20080074622
- Publication date Mar 27, 2008
- Subramanian Jayaram
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Discharge lamp ballast with detection of abnormal discharge outside...
- Publication number 20070052371
- Publication date Mar 8, 2007
- Kenichi Fukuda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Novel circuit designs and control techniques for high frequency ele...
- Publication number 20070052373
- Publication date Mar 8, 2007
- City University of Hong Kong
- Shu Yuen Ron Hui
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Ballast power supply
- Publication number 20060082330
- Publication date Apr 20, 2006
- Charles J. Montante
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Method and apparatus for monitoring signals of a projector
- Publication number 20060055893
- Publication date Mar 16, 2006
- Coretronic Corporation
- Chih-Neng Tseng
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Lighting apparatus for discharge lamp
- Publication number 20060055346
- Publication date Mar 16, 2006
- Shinji Ohta
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Peak detecting circuit and discharge lamp lighting device
- Publication number 20060049774
- Publication date Mar 9, 2006
- Tomoyuki Ichikawa
- G01 - MEASURING TESTING
Information Patent Application
Apparatus for protecting an integrated circuit and method thereof
- Publication number 20050117266
- Publication date Jun 2, 2005
- Chih-Yuan Lin
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Lighting device
- Publication number 20050001561
- Publication date Jan 6, 2005
- Viktor Vasilevich Sumarokov
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Circuit for lighting hid lamp
- Publication number 20030184240
- Publication date Oct 2, 2003
- Minoru Matsumoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Novel circuit designs and control techniques for high frequency ele...
- Publication number 20020145393
- Publication date Oct 10, 2002
- City University of Hong Kong
- Shu Yuen Ron Hui
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Surge protection and reset circuit
- Publication number 20020057547
- Publication date May 16, 2002
- Yung-Hsiang Chao
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Discharge lamp apparatus
- Publication number 20020047639
- Publication date Apr 25, 2002
- DENSO Corporation
- Hiroaki Okuchi
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Discharge lamp lighting circuit
- Publication number 20020047640
- Publication date Apr 25, 2002
- Masayasu Ito
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

for protecting the circuit against abnormal operating conditions

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Long life, fail safe traffic light

Projector and method for controlling a projector discharge lamp

Lamp assembly and circuits for protection against miswiring in a la...

Illumination lighting device, discharge lamp lighting device, and v...

Arc discharge detecting circuit, light source driving apparatus hav...

Discharge lamp lighting circuit

Circuit arrangement and method of driving a high-pressure gas disch...

System and method for projector lamp safety interlock

Circuit designs and control techniques for high frequency electroni...

Discharge lamp ballast with detection of abnormal discharge outside...

Ballast power supply

Apparatus for protecting an integrated circuit and method thereof

Lighting apparatus for discharge lamp

Circuit designs and control techniques for high frequency electroni...

Circuit for lighting HID lamp

Surge protection and reset circuit

Electric lights

Illumination device having an inverter and an igniter disposed in a...

Discharge lamp lighting circuit

Discharge lamp operating device

Discharge lamp apparatus

Electronic high intensity discharge ballast

Discharge lamp apparatus

Discharge-lamp lighting circuit

Ignition scheme for a high intensity discharge lamp

Lighting circuit for discharge lamp

Discharge lamp lighting device with power system, control system an...

Light circuit for discharge lamp

Lighting circuit wherein the abnormality detection circuit gets its...

Control apparatus for a lighting system of a discharge lamp used in...

Patents Applicationslast 30 patents

DISCHARGE LAMP LIGHTING DEVICE

PROJECTOR

LAMP ASSEMBLY AND CIRCUITS FOR PROTECTION AGAINST MISWIRING IN A LA...

ILLUMINATION LIGHTING DEVICE, DISCHARGE LAMP LIGHTING DEVICE, AND V...

ARC DISCHARGE DETECTING CIRCUIT, LIGHT SOURCE DRIVING APPARATUS HAV...

DISCHARGE LAMP LIGHTING CIRCUIT

CIRCUIT ARRANGEMENT AND METHOD OF DRIVING A HIGH-PRESSURE GAS DISCH...

Electronic Control Gear and Method of its Use

System and Method for Projector Lamp Safety Interlock

Discharge lamp ballast with detection of abnormal discharge outside...

Novel circuit designs and control techniques for high frequency ele...

Ballast power supply

Method and apparatus for monitoring signals of a projector

Lighting apparatus for discharge lamp

Peak detecting circuit and discharge lamp lighting device

Apparatus for protecting an integrated circuit and method thereof

Lighting device

Circuit for lighting hid lamp

Novel circuit designs and control techniques for high frequency ele...

Surge protection and reset circuit

Discharge lamp apparatus

Discharge lamp lighting circuit