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Martin Ossmann
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Aachen, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Resonant switched mode power supply system
Patent number
6,683,800
Issue date
Jan 27, 2004
Koninklijke Philips Electronics N.V.
Christoph Loef
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Short-arc discharge lamp with a starting antenna
Patent number
6,380,679
Issue date
Apr 30, 2002
U.S. Philips Corporation
Dieter Leers
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Circuit arrangement including a self-oscillator circuit
Patent number
6,304,154
Issue date
Oct 16, 2001
U.S. Philips Corporation
Martin Ossmann
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Circuit arrangement for igniting and operating a lamp having piezoe...
Patent number
6,184,634
Issue date
Feb 6, 2001
U.S. Philips Corporation
Martin Ossmann
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Discharge lamp
Patent number
6,157,129
Issue date
Dec 5, 2000
U.S. Philips Corporation
Bernd Rausenberger
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Discharge lamp operating circuit using piezoelectric transformer an...
Patent number
6,111,765
Issue date
Aug 29, 2000
U.S. Philips Corporation
Hans G. Ganser
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Inventer-ballast using a piezoelectric transformer
Patent number
6,104,141
Issue date
Aug 15, 2000
U.S. Philips Corporation
Hans G. Ganser
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
Power supply system
Publication number
20030021127
Publication date
Jan 30, 2003
Christoph Loef
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...