Ralf Schaefer

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Aachen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Lamp for a vehicle headlight with low-beam function
- Patent number 7,183,712
- Issue date Feb 27, 2007
- Koninklijke Philips Electronics, N.V.
- Klaus Schoeller
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Halogen incandescent lamp for motor vehicles
- Patent number 6,798,138
- Issue date Sep 28, 2004
- Koninklijke Philips Electronics N.V.
- Rolf Gervelmeyer
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
Lamp for a vehicle headlight with low-beam function
- Publication number 20050212434
- Publication date Sep 29, 2005
- Koninklijke Philips Electronics N.V.
- Klaus Schoeller
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Halogen incandescent lamp for motor vehicles
- Publication number 20020021065
- Publication date Feb 21, 2002
- Rolf Gervelmeyer
- H01 - BASIC ELECTRIC ELEMENTS