Arne L. Duwaer

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Ossining, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Light valve projection system with improved illumination
- Patent number 5,146,248
- Issue date Sep 8, 1992
- North American Philips Corporation
- Arne L. Duwaer
- G02 - OPTICS
Information Patent Grant
Cathode ray tube including a magnetic focusing lens
- Patent number 5,117,152
- Issue date May 26, 1992
- U.S. Philips Corporation
- Arne L. Duwaer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thin film active matrix and addressing circuitry therefor
- Patent number 4,922,240
- Issue date May 1, 1990
- North American Philips Corp.
- Arne L. Duwaer
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Color projection television system with apparatus for correcting mi...
- Patent number 4,835,602
- Issue date May 30, 1989
- North American Philips Corporation
- Arne L. Duwaer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Three tube color projection television system having multispot blue...
- Patent number 4,807,014
- Issue date Feb 21, 1989
- U.S. Philips Corporation
- Aart A. Van Gorkum
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Faceplate cooling system for display tube
- Patent number 4,775,817
- Issue date Oct 4, 1988
- U.S. Philips Corporation
- Arne L. Duwaer
- H01 - BASIC ELECTRIC ELEMENTS