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Wolfgang Daub
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Anroechte, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Headlamp for vehicles
Patent number
7,513,648
Issue date
Apr 7, 2009
Hella KGaA Hueck & Co.,
Gerhard Rotgeri
F21 - LIGHTING
Information
Patent Grant
Circuit for driving an alternating current high pressure gas discha...
Patent number
6,624,581
Issue date
Sep 23, 2003
Hella KG Hueck & Co.
Wolfgang Daub
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Device for receiving a gas discharge lamp of a vehicle headlight
Patent number
6,364,515
Issue date
Apr 2, 2002
Hella KG Hueck & Co.
Wolfgang Daub
F21 - LIGHTING
Information
Patent Grant
Diagnostic system for a ballast of a high-pressure gas discharge la...
Patent number
6,329,754
Issue date
Dec 11, 2001
Hella KG Hueck & Co.
Wolfgang Daub
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Ballast for high-pressure gas discharge lamp
Patent number
6,300,726
Issue date
Oct 9, 2001
Hella KG Hueck & Co.
Wolfgang Daub
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Power-supply apparatus for starting and operating a high-pressure g...
Patent number
5,268,617
Issue date
Dec 7, 1993
Hella KG Hueck & Co.
Wolfgang Daub
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Power-supply circuit apparatus for high pressure gas discharge lamp...
Patent number
5,241,242
Issue date
Aug 31, 1993
Hella KG Hueck & Co.
Wolfgang Daub
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Crack detector and heating circuit for motor vehicle headlight ligh...
Patent number
5,182,432
Issue date
Jan 26, 1993
Hella KG Hueck & Co.
Ulrich V. Lange
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Process and apparatus for starting a high pressure gas discharge la...
Patent number
5,103,143
Issue date
Apr 7, 1992
Hella KG Hueck & Co.
Wolfgang Daub
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Circuit arrangement for ignition and operation of a high pressure g...
Patent number
5,103,142
Issue date
Apr 7, 1992
Hella KG Hueck & Co.
Wolfgang Daub
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
Headlamp for vehicles
Publication number
20070064436
Publication date
Mar 22, 2007
Gerhard Rotgeri
F21 - LIGHTING