Hideaki Maeda

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic head and magnetic disk apparatus
- Patent number 8,717,708
- Issue date May 6, 2014
- HGST Netherlands B.V.
- Mao Nishiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording head, magnetic head, and magnetic...
- Patent number 8,339,749
- Issue date Dec 25, 2012
- Hitachi Global Storage Technologies Netherlands B.V.
- Masafumi Mochizuki
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Energy-assisted magnetic-recording head having a magnetic-recording...
- Patent number 8,248,893
- Issue date Aug 21, 2012
- Hitachi Global Storage Tecnologies, Netherlands B.V.
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive and method of re-injecting low density gas in a hermetic...
- Patent number 8,248,724
- Issue date Aug 21, 2012
- Hitachi Global Storage Technologies, Netherlands B.V.
- Takako Hayakawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Hard-disk drive and control method for magnetic recording on a patt...
- Patent number 8,107,180
- Issue date Jan 31, 2012
- Hitachi Global Storage Technologies, Netherlands, B.V.
- Shuji Nishida
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Hard-disk drive
- Patent number 8,089,720
- Issue date Jan 3, 2012
- Hitachi Global Storage Technologies, Netherlands B.V.
- Yosuke Urakami
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Magnetic recording device and magnetic recording method thereof
- Patent number 8,018,672
- Issue date Sep 13, 2011
- Hitachi Global Storage Technologies Netherlands B.V.
- Hideaki Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive having assisted recording and methods of record...
- Patent number 7,969,678
- Issue date Jun 28, 2011
- Hitachi Global Storage Technologies Netherlands B.V.
- Hiroyasu Tanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive
- Patent number 7,852,589
- Issue date Dec 14, 2010
- Hitachi Global Storage Technologies, Netherlands, B.V.
- Masaomi Ikeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular hard disk drive resistive against external magnetic f...
- Patent number 7,486,485
- Issue date Feb 3, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Alternative DC-burst servo pattern for perpendicular recording
- Patent number 7,474,493
- Issue date Jan 6, 2009
- Hitachi Global Storage Technologies Japan, Ltd.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Servo information recording method, magnetic recording media, and m...
- Patent number 7,365,933
- Issue date Apr 29, 2008
- Hitachi Global Storage Technologies Netherlands B.V.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Stray field detector, magnetic disk drive, and method of head escaping
- Patent number 7,289,284
- Issue date Oct 30, 2007
- Hitachi Global Storage Technologies Netherlands B.V.
- Reiko Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Signal processing technique for preventing delay in read time from...
- Patent number 6,972,917
- Issue date Dec 6, 2005
- Hitachi, Ltd.
- Hideaki Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording and reproducing apparatus
- Patent number 6,731,441
- Issue date May 4, 2004
- Hitachi, Ltd.
- Hideaki Maeda
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
HEAD-SLIDER INCLUDING A MAGNETIC-RECORDING ASSISTANCE ELEMENT, HEAD...
- Publication number 20110096638
- Publication date Apr 28, 2011
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Application
HARD-DISK DRIVE
- Publication number 20110069414
- Publication date Mar 24, 2011
- Yosuke URAKAMI
- G11 - INFORMATION STORAGE
Information Patent Application
HARD-DISK DRIVE AND CONTROL METHOD FOR MAGNETIC RECORDING ON A PATT...
- Publication number 20110058274
- Publication date Mar 10, 2011
- Shuji NISHIDA
- G11 - INFORMATION STORAGE
Information Patent Application
DISK DRIVE AND METHOD OF RE-INJECTING LOW DENSITY GAS IN A HERMETIC...
- Publication number 20110038076
- Publication date Feb 17, 2011
- Takako Hayakawa
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING DEVICE AND MAGNETIC RECORDING METHOD THEREOF
- Publication number 20100128382
- Publication date May 27, 2010
- Hideaki Maeda
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK DRIVE HAVING ASSISTED RECORDING AND METHODS OF RECORD...
- Publication number 20100128376
- Publication date May 27, 2010
- Hiroyasu Tanabe
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk drive
- Publication number 20090168241
- Publication date Jul 2, 2009
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic head and magnetic disk apparatus
- Publication number 20090161263
- Publication date Jun 25, 2009
- Mao Nishiyama
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording head, magnetic head, and magnetic...
- Publication number 20090154012
- Publication date Jun 18, 2009
- Masafumi Mochizuki
- G11 - INFORMATION STORAGE
Information Patent Application
Method of producing a magnetic disk device with servo data recorded...
- Publication number 20080186629
- Publication date Aug 7, 2008
- Hitachi Global Storage Technologies Inc.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Disk drive
- Publication number 20070263310
- Publication date Nov 15, 2007
- Hitachi Global Storage Technologies Netherlands B.V.
- Masaomi Ikeda
- G11 - INFORMATION STORAGE
Information Patent Application
Nuclear magnetic resonance device
- Publication number 20060202694
- Publication date Sep 14, 2006
- Hideaki Maeda
- G01 - MEASURING TESTING
Information Patent Application
Servo information recording method, magnetic recording media, and m...
- Publication number 20060152843
- Publication date Jul 13, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular hard disk drive resistive against external magnetic f...
- Publication number 20060092556
- Publication date May 4, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Stray field detector, magnetic disk drive, and method of head escaping
- Publication number 20060028747
- Publication date Feb 9, 2006
- Hitachi Global Storage Technologies
- Reiko Arai
- G11 - INFORMATION STORAGE
Information Patent Application
Altermatove DC-burstservo pattern for perpendicular recording
- Publication number 20040252394
- Publication date Dec 16, 2004
- Hitachi., Ltd.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for data reproducing in information storage sy...
- Publication number 20040252399
- Publication date Dec 16, 2004
- Hideaki Maeda
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording and reproducing apparatus
- Publication number 20030067696
- Publication date Apr 10, 2003
- Hideaki Maeda
- G11 - INFORMATION STORAGE
Information Patent Application
Information write/read device and data read method
- Publication number 20020135916
- Publication date Sep 26, 2002
- Hitachi, Ltd
- Hideaki Maeda
- G11 - INFORMATION STORAGE

Hideaki Maeda

Person

Patents Grantslast 30 patents

Magnetic head and magnetic disk apparatus

Perpendicular magnetic recording head, magnetic head, and magnetic...

Energy-assisted magnetic-recording head having a magnetic-recording...

Disk drive and method of re-injecting low density gas in a hermetic...

Hard-disk drive and control method for magnetic recording on a patt...

Hard-disk drive

Magnetic recording device and magnetic recording method thereof

Magnetic disk drive having assisted recording and methods of record...

Disk drive

Perpendicular hard disk drive resistive against external magnetic f...

Alternative DC-burst servo pattern for perpendicular recording

Servo information recording method, magnetic recording media, and m...

Stray field detector, magnetic disk drive, and method of head escaping

Signal processing technique for preventing delay in read time from...

Information recording and reproducing apparatus

Patents Applicationslast 30 patents

HEAD-SLIDER INCLUDING A MAGNETIC-RECORDING ASSISTANCE ELEMENT, HEAD...

HARD-DISK DRIVE

HARD-DISK DRIVE AND CONTROL METHOD FOR MAGNETIC RECORDING ON A PATT...

DISK DRIVE AND METHOD OF RE-INJECTING LOW DENSITY GAS IN A HERMETIC...

MAGNETIC RECORDING DEVICE AND MAGNETIC RECORDING METHOD THEREOF

MAGNETIC DISK DRIVE HAVING ASSISTED RECORDING AND METHODS OF RECORD...

Magnetic disk drive

Magnetic head and magnetic disk apparatus

Perpendicular magnetic recording head, magnetic head, and magnetic...

Method of producing a magnetic disk device with servo data recorded...

Disk drive

Nuclear magnetic resonance device

Servo information recording method, magnetic recording media, and m...

Perpendicular hard disk drive resistive against external magnetic f...

Stray field detector, magnetic disk drive, and method of head escaping

Altermatove DC-burstservo pattern for perpendicular recording

Method and apparatus for data reproducing in information storage sy...

Information recording and reproducing apparatus

Information write/read device and data read method