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Harm A. Wierenga
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Eindhoven, NL
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Patents Grants
last 30 patents
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Patent Grant
Multilayer record carrier with shifted recording start and stop pos...
Patent number
6,904,011
Issue date
Jun 7, 2005
Koninklijke Philips Electronics N.V.
Roel Van Woudenberg
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of recording a multi-layer optically recordable information...
Patent number
6,711,110
Issue date
Mar 23, 2004
Koninklijke Philips Electronics N.V.
Harm A. Wierenga
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of recording a multi-layer optically recordable information...
Patent number
6,552,985
Issue date
Apr 22, 2003
Koninklijke Philips Electronics N.V.
Harm A. Wierenga
G11 - INFORMATION STORAGE
Information
Patent Grant
Rewritable optical information medium
Patent number
6,190,750
Issue date
Feb 20, 2001
U.S. Philips Corporation
Harm A. Wierenga
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Multilayer record carrier with shifted recording start and stop pos...
Publication number
20050163032
Publication date
Jul 28, 2005
Roel Van Woudenberg
G11 - INFORMATION STORAGE
Information
Patent Application
Method of recording a multi-layer optically recordable information...
Publication number
20040156295
Publication date
Aug 12, 2004
Harm A. Wierenga
G11 - INFORMATION STORAGE
Information
Patent Application
Method of recording a multi-layer optically recordable information...
Publication number
20030123368
Publication date
Jul 3, 2003
Koninklijke Philips Electronics N.V.
Harm A. Wierenga
G11 - INFORMATION STORAGE
Information
Patent Application
Multilayer record carrier with shifted recording start and stop pos...
Publication number
20020186637
Publication date
Dec 12, 2002
Roel Van Woudenberg
G11 - INFORMATION STORAGE