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with dedicated cathode heating circuitry
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Y02B20/188
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GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y02
Climate change prevention
Y02B
INDEXING SCHEME RELATING TO CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS
Y02B20/00
Energy efficient lighting technologies
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Y02B20/188
with dedicated cathode heating circuitry
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Patents Grants
last 30 patents
Information
Patent Grant
Integrated circuit controller for ballast
Patent number
8,729,828
Issue date
May 20, 2014
System General Corp.
Gwo-Hwa Wang
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Ballast circuit for a gas discharge lamp with a control loop to red...
Patent number
8,378,579
Issue date
Feb 19, 2013
Universal Lighting Technologies, Inc.
Thomas Lunn
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Fixed-time, fixed-frequency, preheat-type ballast circuit for fluor...
Patent number
8,373,350
Issue date
Feb 12, 2013
Skynet Electronic Co., Ltd.
Jim-Hung Liang
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electronic ballast system having emergency lighting provisions and...
Patent number
7,084,582
Issue date
Aug 1, 2006
Nicolas Buonocunto
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electronic ballast system having emergency lighting provisions
Patent number
6,784,624
Issue date
Aug 31, 2004
Nicholas Buonocunto
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electronic ballast with two-step boost converter and method
Patent number
5,998,930
Issue date
Dec 7, 1999
Motorola Inc.
Anand K. Upadhyay
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electronic ballast with pulsing output voltage
Patent number
5,608,291
Issue date
Mar 4, 1997
Ole K. Nilssen
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electronic ballast having pulsating output voltage
Patent number
5,550,439
Issue date
Aug 27, 1996
Ole K. Nilssen
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Inverter for the supply of discharge lamps with heated electrodes,...
Patent number
5,479,334
Issue date
Dec 26, 1995
Magnetek S.p.A.
Antonio Canova
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electronic ballast with controlled operating voltage
Patent number
5,428,264
Issue date
Jun 27, 1995
Ole K. Nilssen
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Ballast circuit utilizing a boost to heat lamp filaments and to str...
Patent number
5,191,263
Issue date
Mar 2, 1993
Motorola Lighting, Inc.
John G. Konopka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Series-resonant parallel-loaded fluorescent lamp ballast
Patent number
4,644,228
Issue date
Feb 17, 1987
Ole K. Nilssen
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
Fixed-time, fixed-frequency, preheat-type ballast circuit for fluor...
Publication number
20120081026
Publication date
Apr 5, 2012
Skynet Electronic Co., Ltd.
Jim-Hung Liang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
INTEGRATED CIRCUIT CONTROLLER FOR BALLAST
Publication number
20080309256
Publication date
Dec 18, 2008
SYSTEM GENERAL CORP.
GWO-HWA WANG
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Electronic ballast system having emergency lighting provisions and...
Publication number
20050029966
Publication date
Feb 10, 2005
Nicholas Buonocunto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Electronic ballast system having emergency lighting provisions
Publication number
20030146714
Publication date
Aug 7, 2003
Nicholas Buonocunto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...