Cornelis Zeger Van Doorn

Follow

Person

Eindhoven, NL

People

Patents Grantslast 30 patents

Information Patent Grant
Matrix excitation circuit for an oscilloscope display screen compri...
- Patent number 4,468,661
- Issue date Aug 28, 1984
- U.S. Philips Corporation
- Cornelis Z. Van Doorn
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Liquid crystal display for large time multiplexing factors
- Patent number 4,231,035
- Issue date Oct 28, 1980
- U.S. Philips Corporation
- Cornelis Z. van Doorn
- G02 - OPTICS
Information Patent Grant
Device for displaying characters having a twisted nematic liquid cr...
- Patent number 3,994,565
- Issue date Nov 30, 1976
- U.S. Philips Corporation
- Cornelis Zeger Van Doorn
- G02 - OPTICS