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Akira Morinaga
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Chigasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Magnetization control for magnetic shield in magnetic recording head
Patent number
9,263,086
Issue date
Feb 16, 2016
HGST Netherlands B.V.
Satoshi Tabata
G11 - INFORMATION STORAGE
Information
Patent Grant
Perpendicular magnetic recording write head with plate having coil...
Patent number
9,070,384
Issue date
Jun 30, 2015
HGST Netherlands B.V.
Wataru Kimura
G11 - INFORMATION STORAGE
Information
Patent Grant
Hard disk drive with write assist based on detected conditions
Patent number
8,982,502
Issue date
Mar 17, 2015
HGST Netherlands B.V.
Akira Morinaga
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head slider having shared heater and contact sensor termin...
Patent number
8,879,189
Issue date
Nov 4, 2014
HGST Netherlands B.V.
Norifumi Miyamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium for high density recording
Patent number
7,704,613
Issue date
Apr 27, 2010
Hitachi Global Storage Technologies Netherlands B.V.
Hiroyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk drive with control of sense current of magnetic head
Patent number
7,636,212
Issue date
Dec 22, 2009
Hitachi Global Storage Technologies Netherlands B.V.
Akira Morinaga
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk drive having a function for using a thermal protrusio...
Patent number
7,330,324
Issue date
Feb 12, 2008
Hitachi Global Storage Technologies Netherlands B.V.
Akira Morinaga
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head with magnetic domain control structure having anti-fe...
Patent number
7,230,803
Issue date
Jun 12, 2007
Hitachi, Ltd.
Akira Morinaga
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetoresistive head having defined relationships between the trac...
Patent number
7,206,175
Issue date
Apr 17, 2007
Hitachi Global Storage Technologies Japan, Ltd.
Akira Morinaga
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetoresistive sensor with random crystal orientation underlayer...
Patent number
7,177,121
Issue date
Feb 13, 2007
Hitachi Global Storage Technologies Japan, Ltd.
Shuichi Kojima
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head with a lamination stack to control the magnetic domain
Patent number
6,903,906
Issue date
Jun 7, 2005
Hitachi, Ltd.
Akira Morinaga
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head with magnetic domain control structure having antifer...
Patent number
6,704,177
Issue date
Mar 9, 2004
Hitachi, Ltd.
Akira Morinaga
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Magnetization Control For Magnetic Shield In Magnetic Recording Head
Publication number
20150279416
Publication date
Oct 1, 2015
HGST NETHERLANDS B.V.
Satoshi Tabata
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD SLIDER HAVING SHARED HEATER AND CONTACT SENSOR TERMIN...
Publication number
20130188273
Publication date
Jul 25, 2013
Hitachi Global Storage Technologies Netherlands B.V.
Norifumi Miyamoto
G11 - INFORMATION STORAGE
Information
Patent Application
HARD DISK DRIVE WITH WRITE ASSIST BASED ON DETECTED CONDITIONS
Publication number
20130148234
Publication date
Jun 13, 2013
Hitachi Global Storage Technologies Netherlands B.V.
Akira Morinaga
G11 - INFORMATION STORAGE
Information
Patent Application
THIN-FILM MAGNETIC-RECORDING HEAD INCLUDING BUILT-IN ACOUSTIC-EMISS...
Publication number
20100157477
Publication date
Jun 24, 2010
Akira MORINAGA
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic recording medium for high density recording
Publication number
20060292401
Publication date
Dec 28, 2006
Hitachi Global Storage Technologies Netherlands B.V.
Hiroyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic disk drive with control of sense current of magnetic head
Publication number
20060132963
Publication date
Jun 22, 2006
Hitachi Global Storage Technologies Netherlands B.V.
Akira Morinaga
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic disk drive having a function for using a thermal protrusio...
Publication number
20050046985
Publication date
Mar 3, 2005
Hitachi Global Storage Technologies Netherlands, B.V.
Akira Morinaga
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic head with magnetic domain control structure having antifer...
Publication number
20040223263
Publication date
Nov 11, 2004
Akira Morinaga
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetoresistive head
Publication number
20040174640
Publication date
Sep 9, 2004
Hitachi Global Storage Technologies Japan, Ltd.
Akira Morinaga
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetoresistive sensor and magnetoresistive head, and manufacturin...
Publication number
20040145836
Publication date
Jul 29, 2004
Hitachi Global Storage Technologies Japan, Ltd.
Shuichi Kojima
G01 - MEASURING TESTING
Information
Patent Application
Magnetic head
Publication number
20030189802
Publication date
Oct 9, 2003
Hitachi, Ltd
Akira Morinaga
G01 - MEASURING TESTING
Information
Patent Application
Magnetoresistive head and a method for manufacturing of the same
Publication number
20030189799
Publication date
Oct 9, 2003
Yasunobu Yanagisawa
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetoresistive effect head
Publication number
20030076635
Publication date
Apr 24, 2003
Akira Morinaga
G11 - INFORMATION STORAGE