Yukari Yamada

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium and method for producing same
- Patent number 5,968,609
- Issue date Oct 19, 1999
- Sony Corporation
- Yukari Yamada
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and method for producing same
- Patent number 5,945,219
- Issue date Aug 31, 1999
- Sony Corporation
- Yukari Yamada
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 5,906,880
- Issue date May 25, 1999
- Sony Corporation
- Kazunobu Chiba
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital signal recording on a magnetic recording medium having a no...
- Patent number 5,835,673
- Issue date Nov 10, 1998
- Sony Corporation
- Yukari Yamada
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and a method of fabricating the same
- Patent number 5,672,425
- Issue date Sep 30, 1997
- Sony Corporation
- Kenichi Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and method for production thereof
- Patent number 5,571,595
- Issue date Nov 5, 1996
- Sony Corporation
- Kazunobu Chiba
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for magnetically recording digital video signals with specif...
- Patent number 5,247,397
- Issue date Sep 21, 1993
- Sony Corporation
- Kenichi Sato
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC RECORDING MEDIUM
- Publication number 20020004150
- Publication date Jan 10, 2002
- YUKARI YAMADA
- G11 - INFORMATION STORAGE