Yumiko YOKOYAMA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Perpendicular magnetic recording head and magnetic recording unit h...
- Patent number 9,153,253
- Issue date Oct 6, 2015
- TDK Corporation
- Atsushi Yamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin film magnetic head, head gimbal assembly, and magnetic recordi...
- Patent number 9,082,432
- Issue date Jul 14, 2015
- TDK Corporation
- Yuji Matsuura
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
PERPENDICULAR MAGNETIC RECORDING HEAD AND MAGNETIC RECORDING UNIT
- Publication number 20150194169
- Publication date Jul 9, 2015
- TDK Corporation
- Atsushi YAMAGUCHI
- G11 - INFORMATION STORAGE