Wolter F. Jager

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Groningen, NL

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Patents Grantslast 30 patents

Information Patent Grant
Method of writing, reading and erasing information
- Patent number 5,432,032
- Issue date Jul 11, 1995
- U.S. Philips Corporation
- Egbert W. Meijer
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium
- Patent number 5,322,750
- Issue date Jun 21, 1994
- U.S. Philips Corporation
- Egbert W. Meijer
- G11 - INFORMATION STORAGE