Kimitoshi Etoh

Person

Hachioji-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Microwave-assisted magnetic recording (MAMR) head with an inclined...
- Patent number 9,390,733
- Issue date Jul 12, 2016
- HGST Netherlans B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic capping layer structure for a spin torque oscillator
- Patent number 9,355,655
- Issue date May 31, 2016
- HGST Netherlands B.V.
- Yuta Udo
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording head with non-magnetic bump structure formed on...
- Patent number 9,230,573
- Issue date Jan 5, 2016
- HGST Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Microwave assisted magnetic recording (MAMR) write head and system
- Patent number 9,142,227
- Issue date Sep 22, 2015
- HGST Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head having a short yoke with a tapered coil structure
- Patent number 9,076,462
- Issue date Jul 7, 2015
- HGST Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular recording head with leading bump in the main pole hav...
- Patent number 8,941,948
- Issue date Jan 27, 2015
- HGST Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Microwave-assisted magnetic recording (MAMR) head with a current co...
- Patent number 8,837,088
- Issue date Sep 16, 2014
- HGST Netherlands B.V.
- Hisashi Kimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Shield structure for reducing the magnetic induction rate of the tr...
- Patent number 8,830,623
- Issue date Sep 9, 2014
- HGST Netherlands B.V.
- Tomoaki Hamasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with electro lapping guide
- Patent number 8,351,162
- Issue date Jan 8, 2013
- HGST Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular recording magnetic head with a varying interval betwe...
- Patent number 8,351,154
- Issue date Jan 8, 2013
- Hitachi Global Storage Technologies Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording head having a magnetic layer overh...
- Patent number 8,335,051
- Issue date Dec 18, 2012
- Hitachi Global Storage Technologies Netherlands B.V.
- Isao Nunokawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head having write pole, first soft magnetic films separate...
- Patent number 8,300,358
- Issue date Oct 30, 2012
- Hitachi Global Storage Technologies Netherlands B.V.
- Yohji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Optically assisted magnetic recording head having a waveguide core...
- Patent number 8,270,260
- Issue date Sep 18, 2012
- Hitachi Global Storage Technologies Netherlands B.V.
- Tomohiro Okada
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording head with domain controlled side s...
- Patent number 8,254,059
- Issue date Aug 28, 2012
- Hitachi Global Storage Technologies Netherlands B.V.
- Tomoya Horide
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head having an asymmetrical shape and systems thereof
- Patent number 8,223,458
- Issue date Jul 17, 2012
- Hitachi Global Storage Technologies Netherlands B.V.
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording head for perpendicular recording with wrap aroun...
- Patent number 8,203,803
- Issue date Jun 19, 2012
- HGST Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular recording magnetic head with a main magnetic pole pie...
- Patent number 7,990,653
- Issue date Aug 2, 2011
- Hitachi Global Storage Technologies Netherland B.V.
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for manufacturing a perpendicular magnetic recording head
- Patent number 7,895,732
- Issue date Mar 1, 2011
- Hitachi Global Storage Technologies Netherlands B.V.
- Tomohiro Okada
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic disk storage apparatus mounting the head
- Patent number 7,881,012
- Issue date Feb 1, 2011
- Hitachi Global Storage Technologies Netherlands B.V.
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic disk storage apparatus mounting the head
- Patent number 7,848,053
- Issue date Dec 7, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for manufacturing a magnetic head
- Patent number 7,788,795
- Issue date Sep 7, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic disk storage apparatus mounting the same
- Patent number 7,684,149
- Issue date Mar 23, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for manufacturing a magnetic head slider
- Patent number 7,681,303
- Issue date Mar 23, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Akira Kondo
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular recording head with reduced thermal protrusion
- Patent number 7,679,862
- Issue date Mar 16, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Kazuhiro Nakamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Silicon-made magnetic head slider and method of producing the same
- Patent number 7,619,857
- Issue date Nov 17, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Masayuki Kurita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording head and magnetic disk storage apparatus mountin...
- Patent number 7,606,006
- Issue date Oct 20, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording head with shaped pole
- Patent number 7,535,675
- Issue date May 19, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Hisashi Kimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Silicon-made magnetic head slider
- Patent number 7,508,631
- Issue date Mar 24, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Manufacturing method of a perpendicular recording magnetic head
- Patent number 7,389,578
- Issue date Jun 24, 2008
- Hitachi Global Storage Technologies Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording head and method for manufacturing
- Patent number 7,333,301
- Issue date Feb 19, 2008
- Hitachi Global Storage Technologies Japan, Ltd.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC HEAD HAVING A SHORT YOKE WITH A TAPERED COIL STRUCTURE
- Publication number 20150154987
- Publication date Jun 4, 2015
- HGST NETHERLANDS B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Application
MICROWAVE-ASSISTED MAGNETIC RECORDING (MAMR) HEAD WITH AN INCLINED...
- Publication number 20150103434
- Publication date Apr 16, 2015
- HGST NETHERLANDS B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR RECORDING HEAD WITH LEADING BUMP IN THE MAIN POLE HAV...
- Publication number 20130335854
- Publication date Dec 19, 2013
- HGST NETHERLANDS B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Application
SHIELD STRUCTURE FOR REDUCING THE MAGNETIC INDUCTION RATE OF THE TR...
- Publication number 20130155544
- Publication date Jun 20, 2013
- Hitachi Global Storage Technologies Netherlands B.V.
- Tomoaki Hamasaki
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD HAVING AN ASYMMETRICAL SHAPE AND SYSTEMS THEREOF
- Publication number 20110249359
- Publication date Oct 13, 2011
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR RECORDING MAGNETIC HEAD, MANUFACTURING METHOD THEREOF...
- Publication number 20110222188
- Publication date Sep 15, 2011
- Hitachi, Ltd.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR RECORDING MAGNETIC HEAD WITH A VARYING INTERVAL BETWE...
- Publication number 20100157484
- Publication date Jun 24, 2010
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR MAGNETIC RECORDING HEAD HAVING A MAGNETIC LAYER OVERH...
- Publication number 20100149697
- Publication date Jun 17, 2010
- Isao Nunokawa
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic head and method of manufacturing the same
- Publication number 20080198507
- Publication date Aug 21, 2008
- Yoji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Application
Method for manufacturing a magnetic head slider
- Publication number 20080072418
- Publication date Mar 27, 2008
- Hitachi Global Storage Technologies Netherlands B.V.
- Akira Kondo
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular recording magnetic head
- Publication number 20070253107
- Publication date Nov 1, 2007
- Hitachi Global Storage Technologies Netherlands B.V.
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording head and method of manufacturing t...
- Publication number 20070217069
- Publication date Sep 20, 2007
- Hitachi Global Storage Technologies Netherlands B.V.
- Tomohiro Okada
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic head and magnetic disk storage apparatus mounting the head
- Publication number 20070211382
- Publication date Sep 13, 2007
- Hitachi Global Storage Technologies Netherlands B.V.
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Application
Manufacturing method of a perpendicular recording magnetic head
- Publication number 20070186409
- Publication date Aug 16, 2007
- Hitachi Global Storage Technologies Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic head and magnetic disk storage apparatus mounting the head
- Publication number 20070188921
- Publication date Aug 16, 2007
- Hitachi Global Storage Technologies Netherlands, B.V.
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic head with coil insulator and method for manufacturing the...
- Publication number 20070064344
- Publication date Mar 22, 2007
- Hitachi Global Storage Technologies Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording head and magnetic disk storage apparatus mountin...
- Publication number 20060262453
- Publication date Nov 23, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Application
Silicon-made magnetic head slider and method of producing the same
- Publication number 20060209464
- Publication date Sep 21, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Masayuki Kurita
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording head for perpendicular recording, fabrication pr...
- Publication number 20060203381
- Publication date Sep 14, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Tomohiro Okada
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular recording head with reduced thermal protrusion
- Publication number 20060103982
- Publication date May 18, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Kazuhiro Nakamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic head and magnetic disk storage apparatus mounting the same
- Publication number 20060092575
- Publication date May 4, 2006
- Hitachi Global Storage Technologies Netherlands, B.V.
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording head for perpendicular recording with wrap aroun...
- Publication number 20060082924
- Publication date Apr 20, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Application
Silicon-made magnetic head slider
- Publication number 20060077592
- Publication date Apr 13, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic head with electro lapping guide and manufacturing method
- Publication number 20060028770
- Publication date Feb 9, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic heads for perpendicular recording and magnetic recording d...
- Publication number 20050185335
- Publication date Aug 25, 2005
- Atsushi Nakamura
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording head with shaped pole and fabrication process
- Publication number 20050162778
- Publication date Jul 28, 2005
- Hitachi Global Storage Technologies Netherlands, B.V.
- Hisashi Kimura
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording head and magnetic disk storage apparatus mountin...
- Publication number 20050141142
- Publication date Jun 30, 2005
- Hitachi Global Storage Technologies Netherlands, B.V.
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEADS FOR PERPENDICULAR RECORDING AND MAGNETIC RECORDING D...
- Publication number 20050057853
- Publication date Mar 17, 2005
- Atsushi Nakamura
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording head and method for manufacturing
- Publication number 20040240121
- Publication date Dec 2, 2004
- Kimitoshi Etoh
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording head and magnetic disc storage apparatus mountin...
- Publication number 20040228030
- Publication date Nov 18, 2004
- Hitachi, Ltd.
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE

Kimitoshi Etoh

Person

Patents Grantslast 30 patents

Microwave-assisted magnetic recording (MAMR) head with an inclined...

Magnetic capping layer structure for a spin torque oscillator

Magnetic recording head with non-magnetic bump structure formed on...

Microwave assisted magnetic recording (MAMR) write head and system

Magnetic head having a short yoke with a tapered coil structure

Perpendicular recording head with leading bump in the main pole hav...

Microwave-assisted magnetic recording (MAMR) head with a current co...

Shield structure for reducing the magnetic induction rate of the tr...

Magnetic head with electro lapping guide

Perpendicular recording magnetic head with a varying interval betwe...

Perpendicular magnetic recording head having a magnetic layer overh...

Magnetic head having write pole, first soft magnetic films separate...

Optically assisted magnetic recording head having a waveguide core...

Perpendicular magnetic recording head with domain controlled side s...

Magnetic head having an asymmetrical shape and systems thereof

Magnetic recording head for perpendicular recording with wrap aroun...

Perpendicular recording magnetic head with a main magnetic pole pie...

Method for manufacturing a perpendicular magnetic recording head

Magnetic head and magnetic disk storage apparatus mounting the head

Magnetic head and magnetic disk storage apparatus mounting the head

Method for manufacturing a magnetic head

Magnetic head and magnetic disk storage apparatus mounting the same

Method for manufacturing a magnetic head slider

Perpendicular recording head with reduced thermal protrusion

Silicon-made magnetic head slider and method of producing the same

Magnetic recording head and magnetic disk storage apparatus mountin...

Magnetic recording head with shaped pole

Silicon-made magnetic head slider

Manufacturing method of a perpendicular recording magnetic head

Magnetic recording head and method for manufacturing

Patents Applicationslast 30 patents

MAGNETIC HEAD HAVING A SHORT YOKE WITH A TAPERED COIL STRUCTURE

MICROWAVE-ASSISTED MAGNETIC RECORDING (MAMR) HEAD WITH AN INCLINED...

PERPENDICULAR RECORDING HEAD WITH LEADING BUMP IN THE MAIN POLE HAV...

SHIELD STRUCTURE FOR REDUCING THE MAGNETIC INDUCTION RATE OF THE TR...

MAGNETIC HEAD HAVING AN ASYMMETRICAL SHAPE AND SYSTEMS THEREOF

PERPENDICULAR RECORDING MAGNETIC HEAD, MANUFACTURING METHOD THEREOF...

PERPENDICULAR RECORDING MAGNETIC HEAD WITH A VARYING INTERVAL BETWE...

PERPENDICULAR MAGNETIC RECORDING HEAD HAVING A MAGNETIC LAYER OVERH...

Magnetic head and method of manufacturing the same

Method for manufacturing a magnetic head slider

Perpendicular recording magnetic head

Perpendicular magnetic recording head and method of manufacturing t...

Magnetic head and magnetic disk storage apparatus mounting the head

Manufacturing method of a perpendicular recording magnetic head

Magnetic head and magnetic disk storage apparatus mounting the head

Magnetic head with coil insulator and method for manufacturing the...

Magnetic recording head and magnetic disk storage apparatus mountin...

Silicon-made magnetic head slider and method of producing the same

Magnetic recording head for perpendicular recording, fabrication pr...

Perpendicular recording head with reduced thermal protrusion

Magnetic head and magnetic disk storage apparatus mounting the same

Magnetic recording head for perpendicular recording with wrap aroun...

Silicon-made magnetic head slider

Magnetic head with electro lapping guide and manufacturing method

Magnetic heads for perpendicular recording and magnetic recording d...

Magnetic recording head with shaped pole and fabrication process

Magnetic recording head and magnetic disk storage apparatus mountin...

MAGNETIC HEADS FOR PERPENDICULAR RECORDING AND MAGNETIC RECORDING D...

Magnetic recording head and method for manufacturing

Magnetic recording head and magnetic disc storage apparatus mountin...