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Dieter Leers
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Stolberg, DE
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Patents Grants
last 30 patents
Information
Patent Grant
High-pressure gas-discharge lamp with improved temperature resistance
Patent number
7,514,871
Issue date
Apr 7, 2009
Koninklijke Philips Electronics, N.V.
Robert Peter Scholl
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High-pressure mercury vapor discharge lamp with a space
Patent number
7,291,980
Issue date
Nov 6, 2007
Koninklijke Philips Electronics, N.V.
Hanns Ernst Fischer
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High-pressure gas discharge lamp, and method of manufacturing same
Patent number
6,552,499
Issue date
Apr 22, 2003
Koninklijke Philips Electronics N.V.
Guenther Hans Derra
H01 - BASIC ELECTRIC ELEMENTS
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
Information
Patent Grant
Piezo-electric transformer
Patent number
5,962,954
Issue date
Oct 5, 1999
U.S. Philips Corporation
Dieter Leers
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
High-pressure mercury vapor discharge lamp
Publication number
20060152160
Publication date
Jul 13, 2006
Koninklijke Philips Electronics N.V.
Hanns Ernst Fischer
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
High-pressure gas discharge lamp, and method of manufacturing same
Publication number
20020117968
Publication date
Aug 29, 2002
Guenther Hans Derra
H01 - BASIC ELECTRIC ELEMENTS