Herman F. Van Heek

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
Piezoelectric device with high, constant preload force
- Patent number 4,460,842
- Issue date Jul 17, 1984
- U.S. Philips Corporation
- Jan W. Waanders
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color display tube with shadow mask having elongated apertures therein
- Patent number 4,227,115
- Issue date Oct 7, 1980
- U.S. Philips Corporation
- Leonardus A. M. Elshof
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Exposure device for the manufacture of cathode-ray tubes for displa...
- Patent number 4,222,642
- Issue date Sep 16, 1980
- U.S. Philips Corporation
- Johannes C. A. van Nes
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color display tube, method of manufacturing such a display tube hav...
- Patent number 4,159,177
- Issue date Jun 26, 1979
- U.S. Philips Corporation
- Leonardus A. M. Elshof
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Exposure device for the manufacture of display screens of color tel...
- Patent number 4,132,470
- Issue date Jan 2, 1979
- U.S. Philips Corporation
- Herman F. van Heek
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY