Hisashi Takano

Person

Kodaira-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus, signal-processing circuit and device for magnetic record...
- Patent number 8,144,415
- Issue date Mar 27, 2012
- Hitachi Global Storage Technologies Japan, Ltd.
- Hideki Sawaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of servo writing for magnetic recording system, magnetic rec...
- Patent number 7,839,590
- Issue date Nov 23, 2010
- Hitachi Global Storage Technologies Japan, Ltd.
- Yasutaka Nishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus, signal-processing circuit and device for magnetic record...
- Patent number 7,817,367
- Issue date Oct 19, 2010
- Hitachi Global Storage Technologies Japan, Ltd.
- Hideki Sawaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus, signal-processing circuit and device for magnetic record...
- Patent number 7,502,189
- Issue date Mar 10, 2009
- Hitachi Global Storage Technologies Japan, Ltd.
- Hideki Sawaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive
- Patent number 7,443,625
- Issue date Oct 28, 2008
- Hitachi Global Storage Technologies Japan Ltd.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of servo writing for magnetic recording system, magnetic rec...
- Patent number 7,436,611
- Issue date Oct 14, 2008
- Hitachi Global Storage Technologies Japan, Ltd.
- Yasutaka Nishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic apparatus with perpendicular recording medium and head hav...
- Patent number 7,292,417
- Issue date Nov 6, 2007
- Hitachi Global Storage Technologies Japan, Ltd.
- Ryoichi Nakatani
- G11 - INFORMATION STORAGE
Information Patent Grant
Device and signal processing circuit for magnetic recording, magnet...
- Patent number 7,259,929
- Issue date Aug 21, 2007
- Hitachi Global Storage Technologies Japan, Ltd.
- Hideki Sawaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic hard disk drive
- Patent number 7,184,236
- Issue date Feb 27, 2007
- Hitachi Global Storage Technologies Japan, Ltd.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for manufacturing magnetic head device
- Patent number 7,159,303
- Issue date Jan 9, 2007
- Hitachi Global Storage Technologies, Ltd.
- Ryoichi Nakatani
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording system
- Patent number 7,088,548
- Issue date Aug 8, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Yasutaka Nishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of servo writing for magnetic recording system, magnetic rec...
- Patent number 7,075,743
- Issue date Jul 11, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Yasutaka Nishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk device having a write head to write by shifting in a...
- Patent number 7,057,838
- Issue date Jun 6, 2006
- Hitachi, Ltd.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic apparatus with perpendicular recording medium and head hav...
- Patent number 7,054,120
- Issue date May 30, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Ryoichi Nakatani
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive having magnetic head conduction paths with arrangements...
- Patent number 7,016,156
- Issue date Mar 21, 2006
- Hitachi, Ltd.
- Yohji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Device and signal processing circuit for magnetic recording, magnet...
- Patent number 6,912,100
- Issue date Jun 28, 2005
- Hitachi, Ltd.
- Hideki Sawaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive
- Patent number 6,906,889
- Issue date Jun 14, 2005
- Hitachi, Ltd.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive having magnetic head conduction paths with arrangements...
- Patent number 6,894,874
- Issue date May 17, 2005
- Hitachi, Ltd.
- Yohji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording disk drive
- Patent number 6,879,460
- Issue date Apr 12, 2005
- Hitachi Global Storage Technologies Japan, Ltd.
- Futoshi Tomiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Combination perpendicular magnetic head having shield material form...
- Patent number 6,839,200
- Issue date Jan 4, 2005
- Hitachi, Ltd.
- Hisashi Takano
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic hard disk drive
- Patent number 6,822,818
- Issue date Nov 23, 2004
- Hitachi, Ltd.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Data recording/reproducing signal processing circuit for magnetic r...
- Patent number 6,741,412
- Issue date May 25, 2004
- Hitachi, Ltd.
- Hideki Sawaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive
- Patent number 6,717,760
- Issue date Apr 6, 2004
- Hitachi Global Storage Technologies, Japan, Ltd.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Single pole type recording head including tapered edges
- Patent number 6,710,973
- Issue date Mar 23, 2004
- Hitachi, Ltd.
- Tomohiro Okada
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with conductors formed on endlayers of a multilayer f...
- Patent number 6,687,099
- Issue date Feb 3, 2004
- Hitachi, Ltd.
- Ryoichi Nakatani
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head having track width defined by trench portions filled...
- Patent number 6,665,141
- Issue date Dec 16, 2003
- Hitachi, Ltd.
- Hisashi Takano
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive
- Patent number 6,661,613
- Issue date Dec 9, 2003
- Hitachi, Ltd.
- Yohji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk apparatus with magnetic head having upper and lower m...
- Patent number 6,661,606
- Issue date Dec 9, 2003
- Hitachi, Ltd.
- Masaaki Sano
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of controlling read write operation of a magnetic disk appar...
- Patent number 6,657,805
- Issue date Dec 2, 2003
- Hitachi, Ltd.
- Yasutaka Nishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording disk drive
- Patent number 6,657,804
- Issue date Dec 2, 2003
- Hitachi, Ltd.
- Futoshi Tomiyama
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Apparatus, signal-processing circuit and device for magnetic record...
- Publication number 20110013306
- Publication date Jan 20, 2011
- Hideki Sawaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Apparatus, signal-processing circuit and device for magnetic record...
- Publication number 20090021852
- Publication date Jan 22, 2009
- Hitachi Global Storage Technologies Japan, Ltd.
- Hideki Sawaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Method of servo writing for magnetic recording system, magnetic rec...
- Publication number 20090021854
- Publication date Jan 22, 2009
- Hitachi Global Storage Technologies Japan, Ltd.
- Yasutaka Nishida
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetoresistance effect elements, magnetic heads and magnetic stor...
- Publication number 20070030604
- Publication date Feb 8, 2007
- Ryoichi Nakatani
- G01 - MEASURING TESTING
Information Patent Application
Magnetic disk drive
- Publication number 20060187578
- Publication date Aug 24, 2006
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Method of servo writing for magnetic recording system, magnetic rec...
- Publication number 20060171052
- Publication date Aug 3, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Yasutaka Nishida
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetoresistance effect elements, magnetic heads and magnetic stor...
- Publication number 20060152862
- Publication date Jul 13, 2006
- Ryoichi Nakatani
- G01 - MEASURING TESTING
Information Patent Application
Device and signal processing circuit for magnetic recording, magnet...
- Publication number 20050237651
- Publication date Oct 27, 2005
- Hideki Sawaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk drive
- Publication number 20050063097
- Publication date Mar 24, 2005
- Yohji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic hard disk drive
- Publication number 20050036226
- Publication date Feb 17, 2005
- Hitachi, Ltd.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Device and signal processing circuit for magnetic recording, magnet...
- Publication number 20040190172
- Publication date Sep 30, 2004
- Hideki Sawaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Single pole type recording head and magnetic storage apparatus
- Publication number 20040150910
- Publication date Aug 5, 2004
- Hitachi, Ltd.
- Tomohiro Okada
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk drive
- Publication number 20040125489
- Publication date Jul 1, 2004
- Hitachi, Ltd.
- Yohji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetoresistance effect elements, magnetic heads and magnetic stor...
- Publication number 20040090850
- Publication date May 13, 2004
- Hitachi, Ltd.
- Ryoichi Nakatani
- G01 - MEASURING TESTING
Information Patent Application
Narrow track thin film magnetic head and fabrication method thereof
- Publication number 20040080865
- Publication date Apr 29, 2004
- Hitachi, Ltd.
- Hisashi Takano
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording disk drive
- Publication number 20040075937
- Publication date Apr 22, 2004
- Hitachi, Ltd.
- Futoshi Tomiyama
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular magnetic recording system
- Publication number 20040070869
- Publication date Apr 15, 2004
- Hitachi, Ltd
- Yasutaka Nishida
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk drive
- Publication number 20030189774
- Publication date Oct 9, 2003
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk apparatus
- Publication number 20030123186
- Publication date Jul 3, 2003
- Masaaki Sano
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetoresistance effect elements, magnetic heads and magnetic stor...
- Publication number 20030117750
- Publication date Jun 26, 2003
- Hitachi, Ltd.
- Ryoichi Nakatani
- G01 - MEASURING TESTING
Information Patent Application
Magnetic disk drive
- Publication number 20030103294
- Publication date Jun 5, 2003
- Hitachi, Ltd.
- Yohji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Application
Narrow track thin film magnetic head and fabrication method thereof
- Publication number 20030099063
- Publication date May 29, 2003
- Hitachi, Ltd.
- Hisashi Takano
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk drive
- Publication number 20020191328
- Publication date Dec 19, 2002
- Hitachi, Ltd.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Disk storage system, thin film magnetic head therefor and fabricati...
- Publication number 20020154444
- Publication date Oct 24, 2002
- Masaaki Sano
- B82 - NANO-TECHNOLOGY
Information Patent Application
Magnetic disk drive
- Publication number 20020131188
- Publication date Sep 19, 2002
- Hitachi, Ltd.
- Takehiko Hamaguchi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Magnetic disk drive
- Publication number 20020109944
- Publication date Aug 15, 2002
- Hitachi, Ltd.
- Yohji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Application
Narrow track thin film magnetic head and fabrication method thereof
- Publication number 20020080521
- Publication date Jun 27, 2002
- Hitachi, Ltd.
- Hisashi Takano
- G11 - INFORMATION STORAGE
Information Patent Application
Apparatus, signal-processing circuit and device for magnetic record...
- Publication number 20020060869
- Publication date May 23, 2002
- Hitachi, Ltd.
- Hideki Sawaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic hard disk drive
- Publication number 20020060871
- Publication date May 23, 2002
- Hitachi, Ltd.
- Takehiko Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Method of servo writing for magnetic recording system, magnetic rec...
- Publication number 20020057509
- Publication date May 16, 2002
- Hitachi, Ltd.
- Yasutaka Nishida
- G11 - INFORMATION STORAGE

Hisashi Takano

Person

Patents Grantslast 30 patents

Apparatus, signal-processing circuit and device for magnetic record...

Method of servo writing for magnetic recording system, magnetic rec...

Apparatus, signal-processing circuit and device for magnetic record...

Apparatus, signal-processing circuit and device for magnetic record...

Magnetic disk drive

Method of servo writing for magnetic recording system, magnetic rec...

Magnetic apparatus with perpendicular recording medium and head hav...

Device and signal processing circuit for magnetic recording, magnet...

Magnetic hard disk drive

Method for manufacturing magnetic head device

Perpendicular magnetic recording system

Method of servo writing for magnetic recording system, magnetic rec...

Magnetic disk device having a write head to write by shifting in a...

Magnetic apparatus with perpendicular recording medium and head hav...

Disk drive having magnetic head conduction paths with arrangements...

Device and signal processing circuit for magnetic recording, magnet...

Magnetic disk drive

Disk drive having magnetic head conduction paths with arrangements...

Magnetic recording disk drive

Combination perpendicular magnetic head having shield material form...

Magnetic hard disk drive

Data recording/reproducing signal processing circuit for magnetic r...

Magnetic disk drive

Single pole type recording head including tapered edges

Magnetic head with conductors formed on endlayers of a multilayer f...

Magnetic head having track width defined by trench portions filled...

Magnetic disk drive

Magnetic disk apparatus with magnetic head having upper and lower m...

Method of controlling read write operation of a magnetic disk appar...

Magnetic recording disk drive

Patents Applicationslast 30 patents

Apparatus, signal-processing circuit and device for magnetic record...

Apparatus, signal-processing circuit and device for magnetic record...

Method of servo writing for magnetic recording system, magnetic rec...

Magnetoresistance effect elements, magnetic heads and magnetic stor...

Magnetic disk drive

Method of servo writing for magnetic recording system, magnetic rec...

Magnetoresistance effect elements, magnetic heads and magnetic stor...

Device and signal processing circuit for magnetic recording, magnet...

Magnetic disk drive

Magnetic hard disk drive

Device and signal processing circuit for magnetic recording, magnet...

Single pole type recording head and magnetic storage apparatus

Magnetic disk drive

Magnetoresistance effect elements, magnetic heads and magnetic stor...

Narrow track thin film magnetic head and fabrication method thereof

Magnetic recording disk drive

Perpendicular magnetic recording system

Magnetic disk drive

Magnetic disk apparatus

Magnetoresistance effect elements, magnetic heads and magnetic stor...

Magnetic disk drive

Narrow track thin film magnetic head and fabrication method thereof

Magnetic disk drive

Disk storage system, thin film magnetic head therefor and fabricati...

Magnetic disk drive

Magnetic disk drive

Narrow track thin film magnetic head and fabrication method thereof

Apparatus, signal-processing circuit and device for magnetic record...

Magnetic hard disk drive

Method of servo writing for magnetic recording system, magnetic rec...