Henrikus J. H. Pragt

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
Electric lamp with containment sleeve having a helically coiled met...
- Patent number 5,729,078
- Issue date Mar 17, 1998
- U.S. Philips Corporation
- Henrikus J. H. Pragt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High density discharge lamp with pinched-on containment shield
- Patent number 5,532,543
- Issue date Jul 2, 1996
- Philips Electronics North America Corporation
- Bart Van Der Leeuw
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High pressure discharge lamp having filament electrodes
- Patent number 5,471,110
- Issue date Nov 28, 1995
- Philips Electronics North America Corporation
- Bart van der Leeuw
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High pressure discharge lamp having a containment sleeve fused to t...
- Patent number 5,406,165
- Issue date Apr 11, 1995
- U.S. Philips Corporation
- Henrikus J. H. Pragt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High pressure discharge lamp having clamped-on containment sleeve
- Patent number 5,402,033
- Issue date Mar 28, 1995
- Philips Electronics North America Corporation
- Bart van der Leeuw
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Halogen incandescent lamp and method of manufacturing a halogen inc...
- Patent number 5,008,592
- Issue date Apr 16, 1991
- U.S. Philips Corporation
- Henrikus J. H. Pragt
- H01 - BASIC ELECTRIC ELEMENTS