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G11B5/398
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PHYSICS
G11
Information storage
G11B
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B5/00
Recording by magnetisation or demagnetisation of a record carrier Reproducing by magnetic means Record carriers therefor
Current Industry
G11B5/398
Specially shaped layers
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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic head having multiple shields and magnetic recording device
Patent number
12,165,678
Issue date
Dec 10, 2024
Kabshiki Kaisha Toshiba
Satoshi Shirotori
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic sensor
Patent number
12,105,165
Issue date
Oct 1, 2024
TDK Corporation
Kazuya Watanabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk device with magnetic disk overwrite characteristics a...
Patent number
11,984,143
Issue date
May 14, 2024
Kabushiki Kaisha Toshiba
Hiroshi Isokawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic storage reader having a bridge to align magnetic moments
Patent number
11,875,828
Issue date
Jan 16, 2024
Seagate Technology LLC
Victor B Sapozhnikov
G11 - INFORMATION STORAGE
Information
Patent Grant
Reader noise reduction using spin hall effects
Patent number
11,804,242
Issue date
Oct 31, 2023
Headway Technologies, Inc.
Wenyu Chen
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic sensor
Patent number
11,754,645
Issue date
Sep 12, 2023
TDK Corporation
Kazuya Watanabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk device with magnetic head size arrangement
Patent number
11,651,782
Issue date
May 16, 2023
Kabushiki Kaisha Toshiba
Hiroshi Isokawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Reader noise reduction using spin hall effects
Patent number
11,587,582
Issue date
Feb 21, 2023
Headway Technologies, Inc.
Wenyu Chen
G11 - INFORMATION STORAGE
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
Method to enhance magnetic strength and robustness of rear hard bia...
Patent number
11,514,933
Issue date
Nov 29, 2022
Western Digital Technologies, Inc.
Chen-Jung Chien
G11 - INFORMATION STORAGE
Information
Patent Grant
Reader with wide synthetic antiferromagnetic structure optimized fo...
Patent number
11,423,929
Issue date
Aug 23, 2022
Seagate Technology LLC
Victor Sapozhnikov
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Reader with side shields decoupled from a top shield
Patent number
11,393,494
Issue date
Jul 19, 2022
Seagate Technology LLC
Victor Sapozhnikov
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic sensor
Patent number
11,237,228
Issue date
Feb 1, 2022
TDK Corporation
Kazuya Watanabe
G01 - MEASURING TESTING
Information
Patent Grant
Reader noise reduction using spin hall effects
Patent number
11,205,447
Issue date
Dec 21, 2021
Headway Technologies, Inc.
Wenyu Chen
G11 - INFORMATION STORAGE
Information
Patent Grant
Transverse bias strength enhancement in dual free layer tunnel magn...
Patent number
11,170,809
Issue date
Nov 9, 2021
Western Digital Technologies, Inc.
Ming Mao
G11 - INFORMATION STORAGE
Information
Patent Grant
Process for manufacturing magnetic head having a servo read transdu...
Patent number
11,114,117
Issue date
Sep 7, 2021
International Business Machines Corporation
David Seagle
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic write head with write-field enhancement structure includin...
Patent number
11,011,190
Issue date
May 18, 2021
Western Digital Technologies, Inc.
James Terrence Olson
G11 - INFORMATION STORAGE
Information
Patent Grant
Reader with shape optimized for higher SNR
Patent number
11,004,466
Issue date
May 11, 2021
Seagate Technology LLC
Victor Sapozhnikov
G11 - INFORMATION STORAGE
Information
Patent Grant
Tapered junction shield for self-compensation of asymmetry with inc...
Patent number
10,991,386
Issue date
Apr 27, 2021
Headway Technologies, Inc.
Urmimala Roy
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of forming tapered junction shield for self-compensation of...
Patent number
10,984,824
Issue date
Apr 20, 2021
Headway Technologies, Inc.
Urmimala Roy
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording devices and methods using a write-field-enhancem...
Patent number
10,957,346
Issue date
Mar 23, 2021
Western Digital Technologies, Inc.
Gonçalo Marcos Baião De Albuquerque
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic reader sensor with shield-to-shield spacing improvement an...
Patent number
10,950,262
Issue date
Mar 16, 2021
Headway Technologies, Inc.
Wenyu Chen
G11 - INFORMATION STORAGE
Information
Patent Grant
Supermalloy and MU metal side and top shields for magnetic read heads
Patent number
10,950,261
Issue date
Mar 16, 2021
Headway Technologies, Inc.
Yewhee Chye
G11 - INFORMATION STORAGE
Information
Patent Grant
Reader with side shields decoupled from a top shield
Patent number
10,943,612
Issue date
Mar 9, 2021
Seagate Technology LLC
Victor Sapozhnikov
G11 - INFORMATION STORAGE
Information
Patent Grant
Spintronic devices with narrow spin polarization layers
Patent number
10,943,611
Issue date
Mar 9, 2021
Western Digital Technologies, Inc.
James Mac Freitag
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetoresistance effect device with shaped high-frequency signal l...
Patent number
10,885,934
Issue date
Jan 5, 2021
TDK Corporation
Naomichi Degawa
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Spin transfer torque (STT) device with template layer for Heusler a...
Patent number
10,867,625
Issue date
Dec 15, 2020
Western Digital Technologies, Inc.
James Mac Freitag
G11 - INFORMATION STORAGE
Information
Patent Grant
Reader with bi-layered side shields
Patent number
10,783,907
Issue date
Sep 22, 2020
Seagate Technology LLC
Victor Sapozhnikov
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
Tapered junction shield for self-compensation of asymmetry with inc...
Patent number
10,706,878
Issue date
Jul 7, 2020
Headway Technologies, Inc.
Urmimala Roy
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
MAGNETIC SENSOR
Publication number
20240418804
Publication date
Dec 19, 2024
TDK Corporation
Kazuya WATANABE
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE WITH RECORDING CURRENT ARRANGEMENT
Publication number
20240304211
Publication date
Sep 12, 2024
Kabushiki Kaisha Toshiba
Hiroshi ISOKAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC SENSOR
Publication number
20240045003
Publication date
Feb 8, 2024
TDK Corporation
Kazuya WATANABE
G01 - MEASURING TESTING
Information
Patent Application
Reader Noise Reduction Using Spin Hall Effects
Publication number
20240013805
Publication date
Jan 11, 2024
HEADWAY TECHNOLOGIES, INC.
Wenyu Chen
G11 - INFORMATION STORAGE
Information
Patent Application
Reader Noise Reduction Using Spin Hall Effects
Publication number
20230087646
Publication date
Mar 23, 2023
HEADWAY TECHNOLOGIES, INC.
Wenyu Chen
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC SENSOR
Publication number
20220113359
Publication date
Apr 14, 2022
TDK Corporation
Kazuya WATANABE
G11 - INFORMATION STORAGE
Information
Patent Application
Reader Noise Reduction Using Spin Hall Effects
Publication number
20220108716
Publication date
Apr 7, 2022
HEADWAY TECHNOLOGIES, INC.
Wenyu Chen
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE
Publication number
20210358517
Publication date
Nov 18, 2021
Kabushiki Kaisha Toshiba
Hiroshi Isokawa
G11 - INFORMATION STORAGE
Information
Patent Application
READER WITH SIDE SHIELDS DECOUPLED FROM A TOP SHIELD
Publication number
20210151072
Publication date
May 20, 2021
SEAGATE TECHNOLOGY LLC
Victor Sapozhnikov
G11 - INFORMATION STORAGE
Information
Patent Application
Method of Forming Tapered Junction Shield for Self-Compensation of...
Publication number
20200357431
Publication date
Nov 12, 2020
HEADWAY TECHNOLOGIES, INC.
Urmimala Roy
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC RECORDING DEVICES AND METHODS USING A WRITE-FIELD-ENHANCEM...
Publication number
20200349967
Publication date
Nov 5, 2020
Western Digital Technologies, Inc.
Gonçalo Marcos Baião DE ALBUQUERQUE
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC WRITE HEAD WITH WRITE-FIELD ENHANCEMENT STRUCTURE INCLUDIN...
Publication number
20200342899
Publication date
Oct 29, 2020
Western Digital Technologies, Inc.
James Terrence OLSON
G11 - INFORMATION STORAGE
Information
Patent Application
Tapered Junction Shield for Self-Compensation of Asymmetry with Inc...
Publication number
20200321023
Publication date
Oct 8, 2020
HEADWAY TECHNOLOGIES, INC.
Urmimala Roy
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic Reader Sensor with Shield-to-Shield Spacing Improvement an...
Publication number
20200302957
Publication date
Sep 24, 2020
HEADWAY TECHNOLOGIES, INC.
Wenyu Chen
G11 - INFORMATION STORAGE
Information
Patent Application
APPARATUS WITH DATA READER SENSORS MORE RECESSED THAN SERVO READER...
Publication number
20200273487
Publication date
Aug 27, 2020
International Business Machines Corporation
Robert G. Biskeborn
G11 - INFORMATION STORAGE
Information
Patent Application
READER WITH SIDE SHIELDS DECOUPLED FROM A TOP SHIELD
Publication number
20200211586
Publication date
Jul 2, 2020
SEAGATE TECHNOLOGY LLC
Victor Sapozhnikov
G11 - INFORMATION STORAGE
Information
Patent Application
Tapered Junction Shield for Self-Compensation of Asymmetry with Inc...
Publication number
20190287556
Publication date
Sep 19, 2019
HEADWAY TECHNOLOGIES, INC.
Urmimala Roy
G11 - INFORMATION STORAGE
Information
Patent Application
Supermalloy and MU Metal Side and Top Shields for Magnetic Read Heads
Publication number
20190013041
Publication date
Jan 10, 2019
HEADWAY TECHNOLOGIES, INC.
Yewhee Chye
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC RECORDING APPARATUS AND MAGNETIC RECORDING HEAD
Publication number
20180268848
Publication date
Sep 20, 2018
Kabushiki Kaisha Toshiba
Naoyuki Narita
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC RECORDING MEDIUM AND MAGNETIC MEMORY DEVICE
Publication number
20170365279
Publication date
Dec 21, 2017
SHOWA DENKO K.K.
Takayuki FUKUSHIMA
G11 - INFORMATION STORAGE
Information
Patent Application
DATA READER WITH SPIN FILTER
Publication number
20170287512
Publication date
Oct 5, 2017
SEAGATE TECHNOLOGY, LLC
David A. Deen
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETORESISTIVE SENSOR WITH ENHANCED UNIAXIAL ANISOTROPY
Publication number
20170278529
Publication date
Sep 28, 2017
SEAGATE TECHNOLOGY LLC
Sameh Hassan
G01 - MEASURING TESTING
Information
Patent Application
PERPENDICULAR MAGNETIC RECORDING WITH MULTIPLE ANTIFERROMAGNETICALL...
Publication number
20170243605
Publication date
Aug 24, 2017
SEAGATE TECHNOLOGY LLC
Bin Lu
G11 - INFORMATION STORAGE
Information
Patent Application
Giant Magnetoresistive Sensor Having Horizontal Stabilizer
Publication number
20150348575
Publication date
Dec 3, 2015
Oracle International Corporation
Kevin D. McKinstry
G11 - INFORMATION STORAGE
Information
Patent Application
SCISSOR SENSOR WITH BACK EDGE BIAS STRUCTURE AND NOVEL DIELECTRIC L...
Publication number
20150154990
Publication date
Jun 4, 2015
HGST NETHERLANDS B.V.
Hongquan Jiang
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETORESISTIVE ELEMENT, MAGNETIC HEAD, AND MAGNETIC RECORDING AND...
Publication number
20150030886
Publication date
Jan 29, 2015
Kabushiki Kaisha Toshiba
Satoshi SHIROTORI
G11 - INFORMATION STORAGE
Information
Patent Application
NARROW READ-GAP HEAD WITH RECESSED AFM
Publication number
20140377589
Publication date
Dec 25, 2014
HGST NETHERLANDS B.V.
James Mac FREITAG
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETO-RESISTANCE EFFECT DEVICE, AND MAGNETIC RECORDER
Publication number
20140362477
Publication date
Dec 11, 2014
Yoshihiko FUJI
B82 - NANO-TECHNOLOGY
Information
Patent Application
SUPER SHALLOW LAMINATED HARD MASK STENCIL FOR MAGNETIC READ SENSOR...
Publication number
20140353276
Publication date
Dec 4, 2014
HGST NETHERLANDS B.V.
Guomin MAO
G11 - INFORMATION STORAGE
Information
Patent Application
STACK WITH WIDE SEED LAYER
Publication number
20140356648
Publication date
Dec 4, 2014
SEAGATE TECHNOLOGY LLC
Eric Walter Singleton
G01 - MEASURING TESTING