Andreas S. G. Geven

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
Discharged lamp with multiple electron emissive electrode bodies
- Patent number 6,541,899
- Issue date Apr 1, 2003
- Koninklijke Philips Electronics N.V.
- Marco Haverlag
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low-pressure discharge lamp with filament having protective coating
- Patent number 6,137,225
- Issue date Oct 24, 2000
- U.S. Philips Corporation
- Jean J. Heuvelmans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low-pressure discharge lamp having hollow electrodes
- Patent number 5,675,214
- Issue date Oct 7, 1997
- U.S. Philips Corporation
- Andreas S. G. Geven
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-pressure discharge lamp
- Patent number 5,424,609
- Issue date Jun 13, 1995
- U.S. Philips Corporation
- Andreas S. G. Geven
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-pressure sodium discharge lamp comprising a discharge arc shie...
- Patent number 4,935,667
- Issue date Jun 19, 1990
- U.S. Philips Corporation
- Andreas S. G. Geven
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-pressure discharge lamp with shielded electrode
- Patent number 4,621,216
- Issue date Nov 4, 1986
- U.S. Philips Corporation
- Johan Liebe
- H01 - BASIC ELECTRIC ELEMENTS