Mamoru Oosato

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Patents Grantslast 30 patents

Information Patent Grant
Recording disk with round spindle hole in magnetic hub and prerecor...
- Patent number 6,297,931
- Issue date Oct 2, 2001
- Sony Corporation
- Yasushi Tomita
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
RECORDING DISK WITH ROUND SPINDLE HOLE IN MAGNETIC HUB AND PRERECOR...
- Publication number 20010012180
- Publication date Aug 9, 2001
- YASUSHI TOMITA
- G11 - INFORMATION STORAGE