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Ronald Van Der Wilk
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Eindhoven, NL
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Patents Grants
last 30 patents
Information
Patent Grant
Color selection electrode implementing a temperature based tension...
Patent number
6,686,684
Issue date
Feb 3, 2004
Koninklijke Philips Electronics N.V.
Ronald Van der Wilk
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
CRT electron gun with reduced stray electron flow between electrodes
Patent number
6,653,772
Issue date
Nov 25, 2003
Koninklijke Philips Electronics N.V.
Ronald Van der Wilk
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Display tube comprising a mask with vibration damping means
Patent number
6,646,369
Issue date
Nov 11, 2003
Koninklijke Philips Electronics N.V.
Ronald Van der Wilk
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cathode ray tube with narrowed neck portion
Patent number
6,441,547
Issue date
Aug 27, 2002
Koninklijke Philips Electronics N.V.
Willem M. Van Alphen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cathode ray tube provided with an electron gun, and electrostatic l...
Patent number
6,259,195
Issue date
Jul 10, 2001
U.S. Philips Corporation
Edwin A. Montie
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vacuum device having a getter device
Patent number
6,071,080
Issue date
Jun 6, 2000
U.S. Philips Corporation
Ronald Van Der Wilk
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Picture display device provided with an electron gun, and electron...
Patent number
5,668,448
Issue date
Sep 16, 1997
U.S. Philips Corporation
Edwin A. Montie
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vacuum tube comprising a ceramic element and a method of interconne...
Patent number
5,573,173
Issue date
Nov 12, 1996
U.S. Philips Corporation
Ronald van der Wilk
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Vacuum tube comprising a ceramic element and a method of interconne...
Patent number
5,479,067
Issue date
Dec 26, 1995
U.S. Philips Corporation
Ronald van der Wilk
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Cathode ray tube
Patent number
5,460,559
Issue date
Oct 24, 1995
U.S. Philips Corporation
Ronald Van Der Wilk
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Display tube including a convergence correction device
Patent number
5,436,536
Issue date
Jul 25, 1995
U.S. Philips Corporation
Ronald Van Der Wilk
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Display device and methods of manufacturing such a display device
Patent number
5,087,854
Issue date
Feb 11, 1992
U.S. Philips Corporation
Maria C. van Uden
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron tube device and electron tube
Patent number
5,010,275
Issue date
Apr 23, 1991
U.S. Philips Corporation
Ronald Van Der Wilk
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Color display tube having asymmetric deflection electrodes
Patent number
4,950,949
Issue date
Aug 21, 1990
U.S. Philips Corporation
Ronald Van Der Wilk
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Display device comprising a flat display window and low-microphonic...
Patent number
4,950,946
Issue date
Aug 21, 1990
U.S. Philips Corporation
Ronald Van Der Wilk
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a cathode ray tube
Patent number
4,669,994
Issue date
Jun 2, 1987
U.S. Philips Corporation
Ronald Van Der Wilk
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a cathode ray tube and device for carrying...
Patent number
4,578,661
Issue date
Mar 25, 1986
U.S. Philips Corporation
Lambertus J. J. van Rijsewijk
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Display tube comprising a mask with vibration damping means
Publication number
20020021072
Publication date
Feb 21, 2002
Koninklijke Philips Electronics N.V.
Ronald Van Der Wilk
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Color cathode ray tube and electron gun
Publication number
20010052747
Publication date
Dec 20, 2001
Koninklijke Philips Electronics N.V.
Reiner Maria Jungbult
H01 - BASIC ELECTRIC ELEMENTS