Willem Lodewijk VAN Hoorn

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
Electric incandescent lamp
- Patent number 4,311,940
- Issue date Jan 19, 1982
- U.S. Philips Corporation
- John Fitzgerald
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-pressure discharge lamp
- Patent number 4,117,367
- Issue date Sep 26, 1978
- U.S. Philips Corporation
- Jan Rudolf DE Bie
- H01 - BASIC ELECTRIC ELEMENTS