Wilhelmus A. A. A. Martens

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
Electric lamp having a current conductor with a kinked longitudinal...
- Patent number 5,777,435
- Issue date Jul 7, 1998
- U.S. Philips Corporation
- Wilhelmus C. M. Claassen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electric lamp provided with a getter including palladium
- Patent number 4,894,584
- Issue date Jan 16, 1990
- U.S. Philips Corporation
- Maarten W. Steinmann
- H01 - BASIC ELECTRIC ELEMENTS