Yusuke Toma

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Niigata-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Perpendicular magnetic recording head with the return yoke layer ha...
- Patent number 8,045,292
- Issue date Oct 25, 2011
- TDK Corporation
- Yusuke Toma
- G11 - INFORMATION STORAGE
Information Patent Grant
Vertical magnetic recording head device with the return yoke layer...
- Patent number 8,018,680
- Issue date Sep 13, 2011
- TDK Corporation
- Yusuke Toma
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording head and perpendicular magnetic re...
- Patent number 7,983,010
- Issue date Jul 19, 2011
- TDK Corporation
- Yusuke Toma
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording head and perpendicular magnetic re...
- Patent number 7,903,371
- Issue date Mar 8, 2011
- TDK Corporation
- Yusuke Toma
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording head having a main magnetic pole l...
- Patent number 7,859,791
- Issue date Dec 28, 2010
- TDK Corporation
- Yusuke Toma
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
PERPENDICULAR MAGNETIC RECORDING HEAD
- Publication number 20080174911
- Publication date Jul 24, 2008
- Yusuke Toma
- G11 - INFORMATION STORAGE
Information Patent Application
VERTICAL MAGNETIC RECORDING HEAD DEVICE
- Publication number 20080152951
- Publication date Jun 26, 2008
- Yusuke Toma
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular Magnetic Recording Head and Perpendicular Magnetic Re...
- Publication number 20080019042
- Publication date Jan 24, 2008
- Alps Electric Company, Ltd.
- Yusuke TOMA
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular Magnetic Recording Head and Perpendicular Magnetic Re...
- Publication number 20080019043
- Publication date Jan 24, 2008
- Alps Electric Company, Ltd.
- Yusuke TOMA
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR MAGNETIC RECORDING HEAD HAVING FLARED PART
- Publication number 20070236834
- Publication date Oct 11, 2007
- Alps Electric Co., Ltd.
- Yusuke Toma
- G11 - INFORMATION STORAGE