US Patent 7977894 Programmed start ballast for gas discharge lamps
Patent 7977894 was granted and assigned to Universal Lighting Technologies on July, 2011 by the United States Patent and Trademark Office.
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Patent abstract
An electronic ballast has control circuitry to provide a pre-heating signal to the filaments of a gas discharge lamp for a predetermined length of time before the lamp is ignited and, further, cease providing the pre-heating signal after the lamp has been ignited.
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Patent Inventor Names
Christopher Radzinski0
Wei Xiong0
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US Patent 07977894 Programmed start ballast for gas discharge lamps US Patent 7977894 Programmed start ballast for gas discharge lamps
Infobox
Patent Number
079778940
Patent Number
79778940
Edits on 23 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
079778940
Date of Patent
July 12, 2011
0Patent Application Number
123493710
Date Filed
January 6, 2009
0Patent Primary Examiner
Edits on 8 Dec, 2021
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Infobox (+8 properties)
US Patent 07977894 Programmed start ballast for gas discharge lamps
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07977894
Date of patent
July 12, 2011
Patent application number
12349371
Date Filed
January 6, 2009
Patent primary examiner
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