the active elements being arranged on several parallel planes

Industry

CPC
G11B5/3951

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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

G11B5/3951the active elements being arranged on several parallel planes

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Vertical junction to provide optimal transverse bias for dual free...
- Patent number 11,532,324
- Issue date Dec 20, 2022
- Western Digital Technologies, Inc.
- Ming Mao
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic read sensors having stabilized upper readers, and related...
- Patent number 11,514,935
- Issue date Nov 29, 2022
- Western Digital Technologies, Inc.
- Xiaoyong Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Hard magnetic stabilized shield for double (2DMR) or triple (3DMR)...
- Patent number 11,217,274
- Issue date Jan 4, 2022
- Headway Technologies, Inc.
- Junjie Quan
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic read head structure with improved bottom shield design for...
- Patent number 11,024,333
- Issue date Jun 1, 2021
- Headway Technologies, Inc.
- Yan Wu
- G11 - INFORMATION STORAGE
Information Patent Grant
Shorting tolerant tunnel valve head and circuit
- Patent number 10,818,315
- Issue date Oct 27, 2020
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Unified dual free layer reader with shared reference layer to enabl...
- Patent number 10,714,131
- Issue date Jul 14, 2020
- Headway Technologies, Inc.
- Yan Wu
- G11 - INFORMATION STORAGE
Information Patent Grant
Hard magnet stabilized shield for double (2DMR) or triple (3DMR) di...
- Patent number 10,593,357
- Issue date Mar 17, 2020
- Headway Technologies, Inc.
- Junjie Quan
- G11 - INFORMATION STORAGE
Information Patent Grant
Read head having sensors with conflicting design characteristics
- Patent number 10,586,562
- Issue date Mar 10, 2020
- Seagate Technology LLC
- Victor Sapozhnikov
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head having arrays of tunnel valve read transducers with d...
- Patent number 10,580,442
- Issue date Mar 3, 2020
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic read head structure with improved bottom shield design for...
- Patent number 10,522,173
- Issue date Dec 31, 2019
- Headway Technologies, Inc.
- Yan Wu
- G11 - INFORMATION STORAGE
Information Patent Grant
Multi-sensor reader having oppositely biased sensing layers
- Patent number 10,468,055
- Issue date Nov 5, 2019
- Seagate Technology LLC
- Victor Sapozhnikov
- G11 - INFORMATION STORAGE
Information Patent Grant
Selectable readers for improvements in yield, reliability and perfo...
- Patent number 10,453,480
- Issue date Oct 22, 2019
- Seagate Technology LLC
- Victor Sapozhnikov
- G11 - INFORMATION STORAGE
Information Patent Grant
Shorting tolerant tunnel valve head and circuit
- Patent number 10,229,705
- Issue date Mar 12, 2019
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Multi-track reader for improved signal to noise ratio
- Patent number 10,127,933
- Issue date Nov 13, 2018
- Western Digital Technologies, Inc.
- Sharat Batra
- G11 - INFORMATION STORAGE
Information Patent Grant
Hard magnet stabilized shield for double (2DMR) or triple (3DMR) di...
- Patent number 10,115,418
- Issue date Oct 30, 2018
- Headway Technologies, Inc.
- Junjie Quan
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head having arrays of tunnel valve read transducers
- Patent number 10,062,398
- Issue date Aug 28, 2018
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Differing magnetic read sensors on a magnetic head
- Patent number 9,911,440
- Issue date Mar 6, 2018
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Multi reader head having a varying gap layer laminated between readers
- Patent number 9,792,934
- Issue date Oct 17, 2017
- TDK Corporation
- Tetsuya Hiraki
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatuses and methods for providing thin shields in a multiple se...
- Patent number 9,786,301
- Issue date Oct 10, 2017
- Western Digital (Fremont), LLC
- Shaoping Li
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic read apparatus having multiple read sensors with reduced s...
- Patent number 9,786,305
- Issue date Oct 10, 2017
- Western Digital (Fremont), LLC
- Shaoping Li
- G11 - INFORMATION STORAGE
Information Patent Grant
Multi-track reader for improved signal to noise ratio
- Patent number 9,741,369
- Issue date Aug 22, 2017
- Western Digital Technologies, Inc.
- Sharat Batra
- G11 - INFORMATION STORAGE
Information Patent Grant
Spin-signal enhancement in a lateral spin valve reader
- Patent number 9,711,171
- Issue date Jul 18, 2017
- Seagate Technology LLC
- David A. Deen
- G11 - INFORMATION STORAGE
Information Patent Grant
Bias layer and shield biasing design
- Patent number 9,601,138
- Issue date Mar 21, 2017
- Headway Technologies, Inc.
- Glen Garfunkel
- G11 - INFORMATION STORAGE
Information Patent Grant
Stabilization of one or more upper sensors in multi-sensor readers
- Patent number 9,552,834
- Issue date Jan 24, 2017
- Seagate Technology LLC
- Victor Boris Sapozhnikov
- G11 - INFORMATION STORAGE
Information Patent Grant
Spin-signal enhancement in a lateral spin valve reader
- Patent number 9,478,240
- Issue date Oct 25, 2016
- Seagate Technology LLC
- David A. Deen
- G11 - INFORMATION STORAGE
Information Patent Grant
Differing magnetic read sensors on a magnetic head
- Patent number 9,449,622
- Issue date Sep 20, 2016
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Grant
Dual free layer magnetic reader having a rear bias structure having...
- Patent number 9,449,621
- Issue date Sep 20, 2016
- Western Digital (Fremont), LLC
- Daniele Mauri
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and method having TDMR reader to reader shunts
- Patent number 9,437,251
- Issue date Sep 6, 2016
- Western Digital (Fremont), LLC
- Steven C. Rudy
- G11 - INFORMATION STORAGE
Information Patent Grant
Multiple sensor array usable in two-dimensional magnetic recording
- Patent number 9,431,039
- Issue date Aug 30, 2016
- Western Digital (Fremont), LLC
- Shaoping Li
- G11 - INFORMATION STORAGE
Information Patent Grant
Multi-sensor reader with different readback sensitivities
- Patent number 9,396,745
- Issue date Jul 19, 2016
- Seagate Technology LLC
- Declan Macken
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Hard Magnetic Stabilized Shield for Double (2DMR) or Triple (3DMR)...
- Publication number 20200176024
- Publication date Jun 4, 2020
- HEADWAY TECHNOLOGIES, INC.
- Junjie Quan
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic Read Head Structure with Improved Bottom Shield Design for...
- Publication number 20200118588
- Publication date Apr 16, 2020
- HEADWAY TECHNOLOGIES, INC.
- Yan Wu
- G11 - INFORMATION STORAGE
Information Patent Application
SHORTING TOLERANT TUNNEL VALVE HEAD AND CIRCUIT
- Publication number 20190164572
- Publication date May 30, 2019
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
Hard Magnet Stabilized Shield for Double (2DMR) or Triple (3DMR) Di...
- Publication number 20190051321
- Publication date Feb 14, 2019
- HEADWAY TECHNOLOGIES, INC.
- Junjie Quan
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD HAVING ARRAYS OF TUNNEL VALVE READ TRANSDUCERS
- Publication number 20180277149
- Publication date Sep 27, 2018
- International Business Machines Corporation
- Robert G. Biskeborn
- G11 - INFORMATION STORAGE
Information Patent Application
MULTI-TRACK READER FOR IMPROVED SIGNAL TO NOISE RATIO
- Publication number 20170365280
- Publication date Dec 21, 2017
- WESTERN DIGITAL TECHNOLOGIES, INC.
- SHARAT BATRA
- G11 - INFORMATION STORAGE
Information Patent Application
CPP-type thin film magnetic head provided with side shields
- Publication number 20110051291
- Publication date Mar 3, 2011
- TDK Corporation
- Daisuke Miyauchi
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording/reproducing head with head elements displaced in...
- Publication number 20070109682
- Publication date May 17, 2007
- SONY CORPORATION
- Tadashi Ozue
- G11 - INFORMATION STORAGE
Information Patent Application
Ferromagnetic tunnel magnetoresistive devices and magnetic head
- Publication number 20060256480
- Publication date Nov 16, 2006
- Hitachi Global Storage Technologies Japan Ltd.
- Jun Hayakawa
- G01 - MEASURING TESTING
Information Patent Application
Ferromagnetic tunnel magnetoresistive devices and magnetic head
- Publication number 20060126232
- Publication date Jun 15, 2006
- Hitachi Global Storage Technologies Japan Ltd.
- Jun Hayakawa
- G01 - MEASURING TESTING
Information Patent Application
Magnetic recording head, magnetic reproducing head, magnetic head,...
- Publication number 20050174688
- Publication date Aug 11, 2005
- Sony Corporation
- Tadashi Ozue
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording head, magnetic reproducing head, magnetic head,...
- Publication number 20050174689
- Publication date Aug 11, 2005
- Sony Corporation
- Tadashi Ozue
- G11 - INFORMATION STORAGE
Information Patent Application
Ferromagnetic tunnel magnetoresistive devices and magnetic head
- Publication number 20050052790
- Publication date Mar 10, 2005
- Hitachi, Ltd.
- Jun Hayakawa
- G01 - MEASURING TESTING
Information Patent Application
Magnetic recording head, rotary drum unit, and magnetic recording/r...
- Publication number 20040196583
- Publication date Oct 7, 2004
- Kyoko Suzuki
- G11 - INFORMATION STORAGE
Information Patent Application
Spin-valve magnetoresistive thin film element
- Publication number 20040141259
- Publication date Jul 22, 2004
- Masamichi Saito
- G01 - MEASURING TESTING
Information Patent Application
Magnetic recording and reproducing apparatus and method and thin fi...
- Publication number 20040080855
- Publication date Apr 29, 2004
- Toshio Tsuchiya
- G11 - INFORMATION STORAGE
Information Patent Application
Recording/reproducing head and recording/reproducing apparatus inco...
- Publication number 20040047080
- Publication date Mar 11, 2004
- Matsushita Electric Industrial Co. Ltd.
- Hiroshi Sakakima
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording head, magnetic reproducing head, magnetic head,...
- Publication number 20040021982
- Publication date Feb 5, 2004
- Tadashi Ozue
- G11 - INFORMATION STORAGE
Information Patent Application
DUAL SPIN-VALVE MAGNETORESISTIVE THIN FILM ELEMENT
- Publication number 20030169538
- Publication date Sep 11, 2003
- Masamichi Saito
- G01 - MEASURING TESTING
Information Patent Application
DUAL SPIN-VALVE MAGNETORESISTIVE THIN FILM ELEMENT
- Publication number 20030107847
- Publication date Jun 12, 2003
- Masamichi Saito
- G01 - MEASURING TESTING
Information Patent Application
Recording/reproducing head and recording/reproducing apparatus inco...
- Publication number 20030072221
- Publication date Apr 17, 2003
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Hiroshi Sakakima
- G11 - INFORMATION STORAGE
Information Patent Application
SPIN-VALVE MAGNETORESISTIVE THIN FILM ELEMENT
- Publication number 20020167769
- Publication date Nov 14, 2002
- Masamichi Saito
- B82 - NANO-TECHNOLOGY
Information Patent Application
Ferromagnetic tunnel magnetoresistive devices and magnetic head
- Publication number 20020085319
- Publication date Jul 4, 2002
- Hitachi, Ltd.
- Jun Hayakawa
- B82 - NANO-TECHNOLOGY
Information Patent Application
Manufacturing method of spin-valve magnetoresistive thin film element
- Publication number 20020039266
- Publication date Apr 4, 2002
- Masamichi Saito
- B82 - NANO-TECHNOLOGY
Information Patent Application
MAGNETORESISTIVE DEVICE HAVING A HIGHLY SMOOTH METAL REFLECTIVE LAYER
- Publication number 20010046110
- Publication date Nov 29, 2001
- YASUHIRO KAWAWAKE
- B82 - NANO-TECHNOLOGY
Information Patent Application
Manufacturing method of spin-valve magnetoresistive thin film element
- Publication number 20010043447
- Publication date Nov 22, 2001
- Masamichi Saito
- B82 - NANO-TECHNOLOGY

the active elements being arranged on several parallel planes

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Vertical junction to provide optimal transverse bias for dual free...

Magnetic read sensors having stabilized upper readers, and related...

Hard magnetic stabilized shield for double (2DMR) or triple (3DMR)...

Magnetic read head structure with improved bottom shield design for...

Shorting tolerant tunnel valve head and circuit

Unified dual free layer reader with shared reference layer to enabl...

Hard magnet stabilized shield for double (2DMR) or triple (3DMR) di...

Read head having sensors with conflicting design characteristics

Magnetic head having arrays of tunnel valve read transducers with d...

Magnetic read head structure with improved bottom shield design for...

Multi-sensor reader having oppositely biased sensing layers

Selectable readers for improvements in yield, reliability and perfo...

Shorting tolerant tunnel valve head and circuit

Multi-track reader for improved signal to noise ratio

Hard magnet stabilized shield for double (2DMR) or triple (3DMR) di...

Magnetic head having arrays of tunnel valve read transducers

Differing magnetic read sensors on a magnetic head

Multi reader head having a varying gap layer laminated between readers

Apparatuses and methods for providing thin shields in a multiple se...

Magnetic read apparatus having multiple read sensors with reduced s...

Multi-track reader for improved signal to noise ratio

Spin-signal enhancement in a lateral spin valve reader

Bias layer and shield biasing design

Stabilization of one or more upper sensors in multi-sensor readers

Spin-signal enhancement in a lateral spin valve reader

Differing magnetic read sensors on a magnetic head

Dual free layer magnetic reader having a rear bias structure having...

Apparatus and method having TDMR reader to reader shunts

Multiple sensor array usable in two-dimensional magnetic recording

Multi-sensor reader with different readback sensitivities

Patents Applicationslast 30 patents

Hard Magnetic Stabilized Shield for Double (2DMR) or Triple (3DMR)...

Magnetic Read Head Structure with Improved Bottom Shield Design for...

SHORTING TOLERANT TUNNEL VALVE HEAD AND CIRCUIT

Hard Magnet Stabilized Shield for Double (2DMR) or Triple (3DMR) Di...

MAGNETIC HEAD HAVING ARRAYS OF TUNNEL VALVE READ TRANSDUCERS

MULTI-TRACK READER FOR IMPROVED SIGNAL TO NOISE RATIO

CPP-type thin film magnetic head provided with side shields

Magnetic recording/reproducing head with head elements displaced in...

Ferromagnetic tunnel magnetoresistive devices and magnetic head

Ferromagnetic tunnel magnetoresistive devices and magnetic head

Magnetic recording head, magnetic reproducing head, magnetic head,...

Magnetic recording head, magnetic reproducing head, magnetic head,...

Ferromagnetic tunnel magnetoresistive devices and magnetic head

Magnetic recording head, rotary drum unit, and magnetic recording/r...

Spin-valve magnetoresistive thin film element

Magnetic recording and reproducing apparatus and method and thin fi...

Recording/reproducing head and recording/reproducing apparatus inco...

Magnetic recording head, magnetic reproducing head, magnetic head,...

DUAL SPIN-VALVE MAGNETORESISTIVE THIN FILM ELEMENT

DUAL SPIN-VALVE MAGNETORESISTIVE THIN FILM ELEMENT

Recording/reproducing head and recording/reproducing apparatus inco...

SPIN-VALVE MAGNETORESISTIVE THIN FILM ELEMENT

Ferromagnetic tunnel magnetoresistive devices and magnetic head

Manufacturing method of spin-valve magnetoresistive thin film element

MAGNETORESISTIVE DEVICE HAVING A HIGHLY SMOOTH METAL REFLECTIVE LAYER

Manufacturing method of spin-valve magnetoresistive thin film element