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Hanover Park, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Ballast circuit
Patent number
6,452,343
Issue date
Sep 17, 2002
Koninklijke Philips Electronics N.V.
Ludovicus F. J. Oostvogels
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
ELECTRONIC BALLAST FOR A FLUORESCENT LAMP
Publication number
20100327759
Publication date
Dec 30, 2010
Koninklijke Philips Electronics N.V.
Hendrik Jan ZWERVER
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Ballast circuit
Publication number
20020017877
Publication date
Feb 14, 2002
Ludovicus F. J. Oostvogels
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC