providing interaction by induced or exchange coupling

Industry

CPC
G11B5/3156

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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B5/00Recording by magnetisation or demagnetisation of a record carrier Reproducing by magnetic means Record carriers therefor

Current Industry

G11B5/3156providing interaction by induced or exchange coupling

Industries

Patents Grantslast 30 patents

Information Patent Grant
Sampled-data polydyne feedforward position control
- Patent number 11,676,629
- Issue date Jun 13, 2023
- Western Digital Technologies, Inc.
- Takehiko Eguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording device with stacked body mater...
- Patent number 11,437,059
- Issue date Sep 6, 2022
- Kabushiki Kaisha Toshiba
- Hitoshi Iwasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording and reproducing device
- Patent number 10,950,259
- Issue date Mar 16, 2021
- Kabushiki Kaisha Toshiba
- Naoyuki Narita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording and reproducing device
- Patent number 10,734,017
- Issue date Aug 4, 2020
- Kabushiki Kaisha Toshiba
- Naoyuki Narita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic sensor with extended pinned layer and partial wrap around...
- Patent number 8,941,954
- Issue date Jan 27, 2015
- HGST Netherlands B.V.
- Quang Le
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording head with layered structure in write gap
- Patent number 8,289,648
- Issue date Oct 16, 2012
- Seagate Technology LLC
- Mark Thomas Kief
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for producing multiple magnetic layers of materials with kno...
- Patent number 7,569,131
- Issue date Aug 4, 2009
- International Business Machines Corporation
- April Dawn Hixon-Goldsmith
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head for perpendicular recording with suppressed side writ...
- Patent number 7,554,765
- Issue date Jun 30, 2009
- Seagate Technology LLC
- Alexander M. Shukh
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin film magnetic head having magnetic pole with controlled dimens...
- Patent number 7,508,626
- Issue date Mar 24, 2009
- TDK Corporation
- Shigeru Ichihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with rectangular-shaped planar spiral coil and leadin...
- Patent number 7,457,079
- Issue date Nov 25, 2008
- Sony Corporation
- Kazushi Ogawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin laminated single pole perpendicular write head
- Patent number 7,420,780
- Issue date Sep 2, 2008
- Headay Technologies, Inc.
- Kochan Ju
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin laminated single pole perpendicular write head
- Patent number 7,064,924
- Issue date Jun 20, 2006
- Headway Technologies, Inc.
- Kochan Ju
- G11 - INFORMATION STORAGE
Information Patent Grant
Flux closed single pole perpendicular head for ultra narrow track
- Patent number 7,057,837
- Issue date Jun 6, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Hardayal Singh Gill
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic storage apparatus
- Patent number 7,054,106
- Issue date May 30, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Kazue Kudo
- G11 - INFORMATION STORAGE
Information Patent Grant
High-efficiency single-turn write head for high-speed recording
- Patent number 6,972,932
- Issue date Dec 6, 2005
- Seagate Technology LLC
- Alexander M. Shukh
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording head with a multilayered main writ...
- Patent number 6,822,829
- Issue date Nov 23, 2004
- Seagate Technology LLC
- Michael K. Minor
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetoresistive sensor, magnetic head and magnetic disk apparatus
- Patent number 6,636,391
- Issue date Oct 21, 2003
- Hitachi, Ltd.
- Katsuro Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetoresistive head having improved hard biasing characteristics...
- Patent number 6,636,400
- Issue date Oct 21, 2003
- International Business Machines Corporation
- Mustafa Pinarbasi
- G11 - INFORMATION STORAGE
Information Patent Grant
Write head with all metallic laminated pole pieces with thickness d...
- Patent number 6,628,478
- Issue date Sep 30, 2003
- Hitachi Global Storage Technologies Netherlands B.V.
- Hardayal Singh Gill
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing thin-film magnetic head
- Patent number 6,604,275
- Issue date Aug 12, 2003
- TDK Corporation
- Tetsuya Mino
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin film magnetic head including a protrusion structure and an ins...
- Patent number 6,510,025
- Issue date Jan 21, 2003
- Hitachi, Ltd.
- Shun-ichi Narumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head including an inductive magnetic head having a lower m...
- Patent number 6,490,129
- Issue date Dec 3, 2002
- Hitachi, Ltd.
- Shun-ichi Narumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of making a keeper layer for a spin valve sensor with low in...
- Patent number 6,315,839
- Issue date Nov 13, 2001
- International Business Machines Corporation
- Mustafa Pinarbasi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Exchange coupling film having a plurality of local magnetic regions...
- Patent number 6,307,708
- Issue date Oct 23, 2001
- Kabushiki Kaisha Toshiba
- Hiroaki Yoda
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Thin film magnetic head comprising shield layer having stabilized m...
- Patent number 6,292,334
- Issue date Sep 18, 2001
- Alps Electric Co., Ltd.
- Fumihito Koike
- G11 - INFORMATION STORAGE
Information Patent Grant
Dual-element thin-film magnetic head including a composite lower core
- Patent number 6,278,579
- Issue date Aug 21, 2001
- Hitachi, Ltd.
- Shun-ichi Narumi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method for manufacturing a magnetoresistive effect composite having...
- Patent number 6,267,824
- Issue date Jul 31, 2001
- NEC Corporation
- Nobuyuki Ishiwata
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Laminated yoke head with a domain control element
- Patent number 6,259,583
- Issue date Jul 10, 2001
- International Business Machines, Corporation
- Robert Edward Fontana
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin film write head with improved laminated flux carrying structur...
- Patent number 6,233,116
- Issue date May 15, 2001
- Read-Rite Corporation
- Yingjian Chen
- G11 - INFORMATION STORAGE
Information Patent Grant
Laminated magnetic structures with ultra-thin transition metal spac...
- Patent number 6,197,439
- Issue date Mar 6, 2001
- International Business Machines Corporation
- Stuart Stephen Papworth Parkin
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20210142821
- Publication date May 13, 2021
- Kabushiki Kaisha Toshiba
- Hitoshi IWASAKI
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING AND REPRODUCING DEVICE
- Publication number 20200327901
- Publication date Oct 15, 2020
- Kabushiki Kaisha Toshiba
- Naoyuki NARITA
- G11 - INFORMATION STORAGE
Information Patent Application
RECESSED ANTIFERROMAGNETIC DESIGN WITH ANTIPARALLEL PINNED STITCH L...
- Publication number 20150179195
- Publication date Jun 25, 2015
- HGST NETHERLANDS B.V.
- James M. Freitag
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC SENSOR WITH EXTENDED PINNED LAYER AND PARTIAL WRAP AROUND...
- Publication number 20140168822
- Publication date Jun 19, 2014
- HGST NETHERLANDS B.V.
- Quang Le
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC RECORDING HEAD WITH LAYERED STRUCTURE IN WRITE GAP
- Publication number 20100214692
- Publication date Aug 26, 2010
- Seagate Technology LLC
- Mark Thomas Kief
- G11 - INFORMATION STORAGE
Information Patent Application
Thin laminated single pole perpendicular write head
- Publication number 20060203382
- Publication date Sep 14, 2006
- HEADWAY TECHNOLOGIES, INC.
- Kochan Ju
- G11 - INFORMATION STORAGE
Information Patent Application
Thin laminated single pole perpendicular write head
- Publication number 20040264047
- Publication date Dec 30, 2004
- HEADWAY TECHNOLOGIES, INC.
- Kochan Ju
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic head for perpendicular recording with suppressed side writ...
- Publication number 20040252415
- Publication date Dec 16, 2004
- Seagate Technology LLC
- Alexander M. Shukh
- G11 - INFORMATION STORAGE
Information Patent Application
Disk drive and magnetic head for perpendicular magnetic recording
- Publication number 20040228031
- Publication date Nov 18, 2004
- Kabushiki Kaisha Toshiba
- Akihiko Takeo
- G11 - INFORMATION STORAGE
Information Patent Application
Thin film magnetic head
- Publication number 20040184191
- Publication date Sep 23, 2004
- TDK Corporation
- Shigeru Ichihara
- G11 - INFORMATION STORAGE
Information Patent Application
Flux closed single pole perpendicular head for ultra narrow track
- Publication number 20040075927
- Publication date Apr 22, 2004
- International Business Machines Corporation
- Hardayal Singh Gill
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic head assembly and magnetic tape drive unit and magnetic di...
- Publication number 20040070871
- Publication date Apr 15, 2004
- Kazushi Ogawa
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic head and magnetic storage apparatus
- Publication number 20040037002
- Publication date Feb 26, 2004
- Hitachi, Ltd.
- Kazue Kudo
- G11 - INFORMATION STORAGE
Information Patent Application
Method for producing multiple magnetic layers of materials with kno...
- Publication number 20040027715
- Publication date Feb 12, 2004
- International Business Machines.
- April Dawn Hixson-Goldsmith
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Perpendicular magnetic recording head with a multilayered main writ...
- Publication number 20030076627
- Publication date Apr 24, 2003
- Michael K. Minor
- G11 - INFORMATION STORAGE
Information Patent Application
Methods and apparatus for improved hard magnet properties in magnet...
- Publication number 20030058586
- Publication date Mar 27, 2003
- Mustafa Pinarbasi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Write head with all metallic laminated pole pieces
- Publication number 20020149886
- Publication date Oct 17, 2002
- International Business Machines Corporation
- Hardayal Singh Gill
- G11 - INFORMATION STORAGE
Information Patent Application
High-efficiency single-turn write head for high-speed recording
- Publication number 20020027750
- Publication date Mar 7, 2002
- Seagate Technology LLC
- Alexander M. Shukh
- G11 - INFORMATION STORAGE
Information Patent Application
Thin-film magnetic head
- Publication number 20020006018
- Publication date Jan 17, 2002
- Hitachi, Ltd
- Shun-Ichi Narumi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Magnetoresistive sensor, magnetic head and magnetic disk apparatus
- Publication number 20010040777
- Publication date Nov 15, 2001
- Katsuro Watanabe
- B82 - NANO-TECHNOLOGY

providing interaction by induced or exchange coupling

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Sampled-data polydyne feedforward position control

Magnetic head and magnetic recording device with stacked body mater...

Magnetic head and magnetic recording and reproducing device

Magnetic head and magnetic recording and reproducing device

Magnetic sensor with extended pinned layer and partial wrap around...

Magnetic recording head with layered structure in write gap

Method for producing multiple magnetic layers of materials with kno...

Magnetic head for perpendicular recording with suppressed side writ...

Thin film magnetic head having magnetic pole with controlled dimens...

Magnetic head with rectangular-shaped planar spiral coil and leadin...

Thin laminated single pole perpendicular write head

Thin laminated single pole perpendicular write head

Flux closed single pole perpendicular head for ultra narrow track

Magnetic head and magnetic storage apparatus

High-efficiency single-turn write head for high-speed recording

Perpendicular magnetic recording head with a multilayered main writ...

Magnetoresistive sensor, magnetic head and magnetic disk apparatus

Magnetoresistive head having improved hard biasing characteristics...

Write head with all metallic laminated pole pieces with thickness d...

Method of manufacturing thin-film magnetic head

Thin film magnetic head including a protrusion structure and an ins...

Magnetic head including an inductive magnetic head having a lower m...

Method of making a keeper layer for a spin valve sensor with low in...

Exchange coupling film having a plurality of local magnetic regions...

Thin film magnetic head comprising shield layer having stabilized m...

Dual-element thin-film magnetic head including a composite lower core

Method for manufacturing a magnetoresistive effect composite having...

Laminated yoke head with a domain control element

Thin film write head with improved laminated flux carrying structur...

Laminated magnetic structures with ultra-thin transition metal spac...

Patents Applicationslast 30 patents

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

MAGNETIC HEAD AND MAGNETIC RECORDING AND REPRODUCING DEVICE

RECESSED ANTIFERROMAGNETIC DESIGN WITH ANTIPARALLEL PINNED STITCH L...

MAGNETIC SENSOR WITH EXTENDED PINNED LAYER AND PARTIAL WRAP AROUND...

MAGNETIC RECORDING HEAD WITH LAYERED STRUCTURE IN WRITE GAP

Thin laminated single pole perpendicular write head

Thin laminated single pole perpendicular write head

Magnetic head for perpendicular recording with suppressed side writ...

Disk drive and magnetic head for perpendicular magnetic recording

Thin film magnetic head

Flux closed single pole perpendicular head for ultra narrow track

Magnetic head assembly and magnetic tape drive unit and magnetic di...

Magnetic head and magnetic storage apparatus

Method for producing multiple magnetic layers of materials with kno...

Perpendicular magnetic recording head with a multilayered main writ...

Methods and apparatus for improved hard magnet properties in magnet...

Write head with all metallic laminated pole pieces

High-efficiency single-turn write head for high-speed recording

Thin-film magnetic head

Magnetoresistive sensor, magnetic head and magnetic disk apparatus