Adriaan J. Groothoff

Person

Eindhoven, NL

People

Patents Grantslast 30 patents

Information Patent Grant
Picture tube having an electro-magnetic deflection unit
- Patent number 5,023,510
- Issue date Jun 11, 1991
- U.S. Philips Corporation
- Adriaan J. Groothoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Picture display device having means for compensating line stray fields
- Patent number 4,922,167
- Issue date May 1, 1990
- U.S. Philips Corporation
- Albertus A. S. Sluyterman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing an electromagnetic deflection unit
- Patent number 4,823,460
- Issue date Apr 25, 1989
- U.S. Philips Corp.
- Adriaan J. Groothoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing an electro-magnetic deflection unit for a c...
- Patent number 4,819,323
- Issue date Apr 11, 1989
- U.S. Philips Corporation
- Adriaan J. Groothoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Deflection coil system for a picture display tube
- Patent number 4,612,524
- Issue date Sep 16, 1986
- U.S. Philips Corporation
- Adriaan J. Groothoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Coil support for an electromagnetic deflection unit
- Patent number 4,484,166
- Issue date Nov 20, 1984
- U.S. Philips Corporation
- Halbe Osinga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color display tube having a deflection device and deflection device...
- Patent number 4,431,940
- Issue date Feb 14, 1984
- U.S. Philips Corporation
- Adrianus M. Habraken
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Deflection unit for color television display tubes
- Patent number 3,991,392
- Issue date Nov 9, 1976
- U.S. Philips Corporation
- Adriaan Jacob Groothoff
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Picture display device and deflection coil both having self-alignin...
- Patent number 3,934,169
- Issue date Jan 20, 1976
- U.S. Philips Corporation
- Adriaan Jacob Groothoff
- H01 - BASIC ELECTRIC ELEMENTS

Adriaan J. Groothoff

Person

Patents Grantslast 30 patents

Picture tube having an electro-magnetic deflection unit

Picture display device having means for compensating line stray fields

Method of manufacturing an electromagnetic deflection unit

Method of manufacturing an electro-magnetic deflection unit for a c...

Deflection coil system for a picture display tube

Coil support for an electromagnetic deflection unit

Color display tube having a deflection device and deflection device...

Deflection unit for color television display tubes

Picture display device and deflection coil both having self-alignin...