Masato Nagasa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical disk recording medium and optical disk drive apparatus
- Patent number 6,337,839
- Issue date Jan 8, 2002
- Mitsubishi Denki Kabushiki Kaisha
- Kazuhiko Nakane
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium having the physical address of sectors mon...
- Patent number 6,163,522
- Issue date Dec 19, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Kazuhiko Nakane
- G11 - INFORMATION STORAGE