Toshihiro Yoshida

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Fujisawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thin film magnetic head with mixed crystal structures
- Patent number 5,051,856
- Issue date Sep 24, 1991
- Hitachi, Ltd.
- Shinji Narishige
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Quarternary amorphous magnetic alloy thin film and magnetic head in...
- Patent number 4,943,883
- Issue date Jul 24, 1990
- Hitachi, Ltd.
- Masaaki Sano
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin film magnetic head having magnetic core including a thin film...
- Patent number 4,939,610
- Issue date Jul 3, 1990
- Hitachi, Ltd.
- Shinji Narishige
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin film magnetic head having magnetic film of Co-Ni-Fe alloy
- Patent number 4,780,781
- Issue date Oct 25, 1988
- Hitachi, Ltd.
- Masaaki Sano
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin film magnetic head
- Patent number 4,626,947
- Issue date Dec 2, 1986
- Computer Basic Technology Research Association
- Shinji Narishige
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin film magnetic head
- Patent number 4,516,180
- Issue date May 7, 1985
- Computer Basic Technology Research Assoc.
- Shinji Narishige
- G11 - INFORMATION STORAGE