Joannes Terheijden

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
Electric lamp
- Patent number 5,541,471
- Issue date Jul 30, 1996
- U.S. Philips Corporation
- Joannes Terheijden
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electric incandescent lamp with a quartz glass lamp vessel and quar...
- Patent number 5,523,650
- Issue date Jun 4, 1996
- U.S. Philips Corporation
- Joannes Terheijden
- C03 - GLASS MINERAL OR SLAG WOOL