Hiroyuki Katada

Person

Odawara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Perpendicular magnetic recording media with lateral exchange contro...
- Patent number 9,672,856
- Issue date Jun 6, 2017
- HGST Netherlands B.V.
- Shun Tonooka
- G11 - INFORMATION STORAGE
Information Patent Grant
Graded side shield gap reader
- Patent number 9,406,322
- Issue date Aug 2, 2016
- HGST Netherlands B.V.
- Jun Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Two dimensional magnetic read head having asymmetrical secondary re...
- Patent number 9,396,744
- Issue date Jul 19, 2016
- HGST Netherlands B.V.
- Masato Yamashita
- G11 - INFORMATION STORAGE
Information Patent Grant
Hard disk drive with contact detection using a spin torque oscillator
- Patent number 9,355,668
- Issue date May 31, 2016
- HGST Netherlands B.V.
- Yasutaka Nishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head using a synthetic ferri free structure
- Patent number 9,245,548
- Issue date Jan 26, 2016
- HGST Netherlands B.V.
- Masato Shiimoto
- B82 - NANO-TECHNOLOGY
Information Patent Grant
AF-coupled dual side shield reader with AF-coupled USL
- Patent number 9,190,081
- Issue date Nov 17, 2015
- HGST Netherlands B.V.
- Jun Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Microwave-assisted magnetic recording head with high saturation mag...
- Patent number 9,099,102
- Issue date Aug 4, 2015
- HGST Netherlands B.V.
- Hiroyuki Katada
- G11 - INFORMATION STORAGE
Information Patent Grant
Asymmetric sensitivity reader
- Patent number 9,082,434
- Issue date Jul 14, 2015
- HGST Netherlands B.V.
- Jun Aoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
MAMR head adapted for high speed switching
- Patent number 9,047,888
- Issue date Jun 2, 2015
- HGST Netherlands B.V.
- Hiroyuki Katada
- G11 - INFORMATION STORAGE
Information Patent Grant
Microwave-assisted magnetic recording head with asymmetric side gap...
- Patent number 8,964,332
- Issue date Feb 24, 2015
- HGST Netherlands B.V.
- Hiroyuki Katada
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic data recording system with mirror image asymmetric magneti...
- Patent number 8,848,317
- Issue date Sep 30, 2014
- HGST Netherlands B.V.
- Masato Shiimoto
- 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
Spin-torque oscillator for microwave assisted magnetic recording
- Patent number 8,773,822
- Issue date Jul 8, 2014
- Hitachi, Ltd.
- Masato Matsubara
- G11 - INFORMATION STORAGE
Information Patent Grant
Microwave assisted magnetic recording (MAMR) head having an offset...
- Patent number 8,705,206
- Issue date Apr 22, 2014
- HGST Netherlands B.V.
- Maki Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive and microwave assisted recording method
- Patent number 8,643,967
- Issue date Feb 4, 2014
- Hitachi, Ltd.
- Hiroyuki Katada
- G11 - INFORMATION STORAGE
Information Patent Grant
Current perpendicular to plane magnetoresistive head having suppres...
- Patent number 8,547,666
- Issue date Oct 1, 2013
- HGST Netherlands B.V.
- Hiroyuki Katada
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Magnetic head and magnetic disk drive to be used for shingled recor...
- Patent number 8,462,468
- Issue date Jun 11, 2013
- Hitachi, Ltd.
- Hiroyuki Katada
- G11 - INFORMATION STORAGE
Information Patent Grant
Sensor shape of a CPP magnetic head for improving the MR ratio
- Patent number 8,355,224
- Issue date Jan 15, 2013
- Hitachi Global Storage Technologies Netherlands B.V.
- Satoru Okamoto
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Magnetic recording and reproducing device including a differential...
- Patent number 8,270,122
- Issue date Sep 18, 2012
- Hitachi, Ltd.
- Masato Shiimoto
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Differential head having a balanced output and method of manufactur...
- Patent number 8,223,464
- Issue date Jul 17, 2012
- Hitachi Global Storage Technologies Netherlands B.V.
- Kan Yasui
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic read head
- Patent number 8,223,463
- Issue date Jul 17, 2012
- Hitachi Global Storage Technologies Netherlands B.V.
- Hiroyuki Katada
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Differential magnetoresistive magnetic head
- Patent number 8,174,799
- Issue date May 8, 2012
- Hitachi Global Storage Technologies Netherlands B.V.
- Hiroyuki Hoshiya
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Magneto-resistive head having a stable response property without lo...
- Patent number 7,733,614
- Issue date Jun 8, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Kenichi Meguro
- G11 - INFORMATION STORAGE
Information Patent Grant
CPP-GMR magnetic head having GMR-screen layer
- Patent number 7,697,245
- Issue date Apr 13, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Hiroyuki Hoshiya
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetoresistive head using longitudinal biasing method with 90-deg...
- Patent number 7,440,241
- Issue date Oct 21, 2008
- Hitachi Global Storage Technologies Netherlands B.V.
- Katsumi Hoshino
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
PERPENDICULAR MAGNETIC RECORDING MEDIA WITH LATERAL EXCHANGE CONTRO...
- Publication number 20170148477
- Publication date May 25, 2017
- HGST NETHERLANDS B.V.
- Shun Tonooka
- G11 - INFORMATION STORAGE
Information Patent Application
GRADED SIDE SHIELD GAP READER
- Publication number 20160005428
- Publication date Jan 7, 2016
- HGST NETHERLANDS B.V.
- Jun AOYAMA
- G11 - INFORMATION STORAGE
Information Patent Application
AF-COUPLED DUAL SIDE SHIELD READER WITH AF-COUPLED USL
- Publication number 20150248903
- Publication date Sep 3, 2015
- HGST NETHERLANDS B.V.
- Jun AOYAMA
- G11 - INFORMATION STORAGE
Information Patent Application
MICROWAVE-ASSISTED MAGNETIC RECORDING HEAD WITH HIGH SATURATION MAG...
- Publication number 20150131183
- Publication date May 14, 2015
- HGST NETHERLANDS B.V.
- Hiroyuki Katada
- G11 - INFORMATION STORAGE
Information Patent Application
ASYMMETRIC SENSITIVITY READER
- Publication number 20150116869
- Publication date Apr 30, 2015
- HGST NETHERLANDS B.V.
- Jun AOYAMA
- G11 - INFORMATION STORAGE
Information Patent Application
GRADED SIDE SHIELD GAP READER
- Publication number 20150092303
- Publication date Apr 2, 2015
- HGST NETHERLANDS B.V.
- Jun AOYAMA
- G11 - INFORMATION STORAGE
Information Patent Application
Hard Disk Drive With Contact Detection Using a Spin Torque Oscillator
- Publication number 20140347969
- Publication date Nov 27, 2014
- HGST NETHERLANDS B.V.
- Yasutaka Nishida
- G11 - INFORMATION STORAGE
Information Patent Application
MAMR HEAD ADAPTED FOR HIGH SPEED SWITCHING
- Publication number 20140177092
- Publication date Jun 26, 2014
- HGST NETHERLANDS B.V.
- Hiroyuki Katada
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DATA RECORDING SYSTEM WITH MIRROR IMAGE ASYMMETRIC MAGNETI...
- Publication number 20140177105
- Publication date Jun 26, 2014
- HGST NETHERLANDS B.V.
- Masato Shiimoto
- 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 DISK DRIVE AND MICROWAVE ASSISTED RECORDING METHOD
- Publication number 20130050865
- Publication date Feb 28, 2013
- Hitachi, Ltd.
- Hiroyuki KATADA
- G11 - INFORMATION STORAGE
Information Patent Application
SPIN-TORQUE OSCILLATOR FOR MICROWAVE ASSISTED MAGNETIC RECORDING
- Publication number 20120120518
- Publication date May 17, 2012
- Hitachi, Ltd.
- Masato Matsubara
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND MAGNETIC DISK DRIVE TO BE USED FOR SHINGLED RECOR...
- Publication number 20110292545
- Publication date Dec 1, 2011
- Hitachi, Ltd.
- Hiroyuki Katada
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING/REPRODUCTION HEAD
- Publication number 20110181987
- Publication date Jul 28, 2011
- Hitachi, Ltd
- Masato Shiimoto
- G11 - INFORMATION STORAGE
Information Patent Application
DIFFERENTIAL HEAD HAVING A BALANCED OUTPUT AND METHOD OF MANUFACTUR...
- Publication number 20100118448
- Publication date May 13, 2010
- Kan Yasui
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC READ HEAD
- Publication number 20100091416
- Publication date Apr 15, 2010
- Hiroyuki Katada
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC RECORDING AND REPRODUCING HEAD AND MAGNETIC RECORDING AND...
- Publication number 20090207531
- Publication date Aug 20, 2009
- Masato SHIIMOTO
- G11 - INFORMATION STORAGE
Information Patent Application
Sensor shape and etching process of CPP magnetic head for reduce pr...
- Publication number 20090046394
- Publication date Feb 19, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Satoru Okamoto
- G01 - MEASURING TESTING
Information Patent Application
Differential magnetoresistive magnetic head
- Publication number 20090034135
- Publication date Feb 5, 2009
- Hitachi Global Storage Technologies
- Hiroyuki Hoshiya
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic head
- Publication number 20080182133
- Publication date Jul 31, 2008
- Masato Shiimoto
- G11 - INFORMATION STORAGE
Information Patent Application
Current perpendicular to plane magnetoresistive head
- Publication number 20080055791
- Publication date Mar 6, 2008
- Hitachi Global Storage Technologies Netherlands B.V.
- Hiroyuki Katada
- G11 - INFORMATION STORAGE
Information Patent Application
Magneto-resistive head having a stable response property without lo...
- Publication number 20070188934
- Publication date Aug 16, 2007
- Hitachi Global Storage Technologies Netherlands B.V.
- Kenichi Meguro
- G01 - MEASURING TESTING
Information Patent Application
CPP-GMR magnetic head having GMR-screen layer
- Publication number 20070091511
- Publication date Apr 26, 2007
- Hitachi Global Storage Technologies Netherlands B.V.
- Hiroyuki Hoshiya
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetoresistive head using longitudinal biasing method with 90-deg...
- Publication number 20060103991
- Publication date May 18, 2006
- Hitachi Global Storage Technologies
- Katsumi Hoshino
- G11 - INFORMATION STORAGE

Hiroyuki Katada

Person

Patents Grantslast 30 patents

Perpendicular magnetic recording media with lateral exchange contro...

Graded side shield gap reader

Two dimensional magnetic read head having asymmetrical secondary re...

Hard disk drive with contact detection using a spin torque oscillator

Magnetic head using a synthetic ferri free structure

AF-coupled dual side shield reader with AF-coupled USL

Microwave-assisted magnetic recording head with high saturation mag...

Asymmetric sensitivity reader

MAMR head adapted for high speed switching

Microwave-assisted magnetic recording head with asymmetric side gap...

Magnetic data recording system with mirror image asymmetric magneti...

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

Spin-torque oscillator for microwave assisted magnetic recording

Microwave assisted magnetic recording (MAMR) head having an offset...

Magnetic disk drive and microwave assisted recording method

Current perpendicular to plane magnetoresistive head having suppres...

Magnetic head and magnetic disk drive to be used for shingled recor...

Sensor shape of a CPP magnetic head for improving the MR ratio

Magnetic recording and reproducing device including a differential...

Differential head having a balanced output and method of manufactur...

Magnetic read head

Differential magnetoresistive magnetic head

Magneto-resistive head having a stable response property without lo...

CPP-GMR magnetic head having GMR-screen layer

Magnetoresistive head using longitudinal biasing method with 90-deg...

Patents Applicationslast 30 patents

PERPENDICULAR MAGNETIC RECORDING MEDIA WITH LATERAL EXCHANGE CONTRO...

GRADED SIDE SHIELD GAP READER

AF-COUPLED DUAL SIDE SHIELD READER WITH AF-COUPLED USL

MICROWAVE-ASSISTED MAGNETIC RECORDING HEAD WITH HIGH SATURATION MAG...

ASYMMETRIC SENSITIVITY READER

GRADED SIDE SHIELD GAP READER

Hard Disk Drive With Contact Detection Using a Spin Torque Oscillator

MAMR HEAD ADAPTED FOR HIGH SPEED SWITCHING

MAGNETIC DATA RECORDING SYSTEM WITH MIRROR IMAGE ASYMMETRIC MAGNETI...

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

MAGNETIC DISK DRIVE AND MICROWAVE ASSISTED RECORDING METHOD

SPIN-TORQUE OSCILLATOR FOR MICROWAVE ASSISTED MAGNETIC RECORDING

MAGNETIC HEAD AND MAGNETIC DISK DRIVE TO BE USED FOR SHINGLED RECOR...

MAGNETIC RECORDING/REPRODUCTION HEAD

DIFFERENTIAL HEAD HAVING A BALANCED OUTPUT AND METHOD OF MANUFACTUR...

MAGNETIC READ HEAD

MAGNETIC RECORDING AND REPRODUCING HEAD AND MAGNETIC RECORDING AND...

Sensor shape and etching process of CPP magnetic head for reduce pr...

Differential magnetoresistive magnetic head

Magnetic head

Current perpendicular to plane magnetoresistive head

Magneto-resistive head having a stable response property without lo...

CPP-GMR magnetic head having GMR-screen layer

Magnetoresistive head using longitudinal biasing method with 90-deg...