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Johan P.W.B. Duchateau
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Eindhoven, NL
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last 30 patents
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Patent Grant
Varying the process of rewriting to extend the life of a informatio...
Patent number
6,469,968
Issue date
Oct 22, 2002
Koninklijke Philips Electronics N.V.
Gijsbert J. Van Den Enden
G11 - INFORMATION STORAGE
Information
Patent Grant
Modifying the recording process to extend the life of a rewritable...
Patent number
6,115,340
Issue date
Sep 5, 2000
U.S. Philips Corporation
Gijsbert J. Van Den Enden
G11 - INFORMATION STORAGE
Information
Patent Grant
Reversible optical information medium
Patent number
5,935,672
Issue date
Aug 10, 1999
U.S. Philips Corporation
Guo-Fu Zhou
G11 - INFORMATION STORAGE
Information
Patent Grant
Reversible optical information medium
Patent number
5,876,822
Issue date
Mar 2, 1999
U.S. Philips Corporation
Guofu F. Zhou
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and device for recording a mark having a substantially const...
Patent number
5,802,032
Issue date
Sep 1, 1998
U.S. Philips Corporation
Bernardus A.J. Jacobs
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of manufacturing a semiconductor device whereby a self-align...
Patent number
5,302,552
Issue date
Apr 12, 1994
U.S. Philips Corporation
Johan P. W. B. Duchateau
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Device and method of manufacturing a device
Patent number
5,104,848
Issue date
Apr 14, 1992
U.S. Philips Corporation
Andries R. Miedema
H01 - BASIC ELECTRIC ELEMENTS