Johannes A. T. Schellen

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
High pressure discharge lamp
- Patent number 5,339,006
- Issue date Aug 16, 1994
- U.S. Philips Corporation
- Johannes A. T. Schellen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-pressure metal vapor discharge lamp
- Patent number 4,521,716
- Issue date Jun 4, 1985
- U.S. Philips Corporation
- Cornelis A. J. Jacobs
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method vapor discharge lamp having specific range of xenon pressures
- Patent number 4,314,175
- Issue date Feb 2, 1982
- U.S. Philips Corporation
- Cornelis A. J. Jacobs
- H01 - BASIC ELECTRIC ELEMENTS