Masayuki Nakayama

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Recording/reproducing method and recording/reproducing apparatus
- Patent number 6,411,457
- Issue date Jun 25, 2002
- Sony Corporation
- Keitaro Yamashita
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording/reproducing method and recording/reproducing apparatus
- Patent number 6,215,609
- Issue date Apr 10, 2001
- Sony Corporation
- Keitaro Yamashita
- G11 - INFORMATION STORAGE
Information Patent Grant
Position detecting apparatus
- Patent number 5,861,876
- Issue date Jan 19, 1999
- Sony Corporation
- Masayuki Nakayama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Magnetic transducer combination with formatting, data, and servo heads
- Patent number 4,729,048
- Issue date Mar 1, 1988
- Sony Corporation
- Shigeyoshi Imakoshi
- G11 - INFORMATION STORAGE
Information Patent Grant
Tracking servo system for disc memory
- Patent number 4,701,815
- Issue date Oct 20, 1987
- Sony Corporation
- Hiroaki Yada
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of and apparatus for indicating length and remaining recordi...
- Patent number 4,280,159
- Issue date Jul 21, 1981
- Sony Corporation
- Masayuki Nakayama
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Recording/reproducing method and recording/reproducing apparatus
- Publication number 20010000982
- Publication date May 10, 2001
- Sony Corporation
- Keitaro Yamashita
- G11 - INFORMATION STORAGE