Johannes M. Kerkhof

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
Magneto-optical recording medium
- Patent number 5,952,094
- Issue date Sep 14, 1999
- U.S. Philips Corporation
- Hans W. Van Kesteren
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic-optical recording medium
- Patent number 5,756,202
- Issue date May 26, 1998
- U.S. Philips Corporation
- Hans W. Van Kesteren
- G11 - INFORMATION STORAGE