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Shielding of head against electric or magnetic fields
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G11B5/11
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Parent Industries
G
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
G11B5/11
Shielding of head against electric or magnetic fields
Industries
Overview
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Electroplating of high damping material for trailing shield in a pe...
Patent number
11,978,488
Issue date
May 7, 2024
Headway Technologies, Inc.
Xiaomin Liu
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording head with trailing shield having multiple throat...
Patent number
11,894,028
Issue date
Feb 6, 2024
Western Digital Technologies, Inc.
Quan-Chiu Harry Lam
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording head having leads over the trailing shield for a...
Patent number
11,894,026
Issue date
Feb 6, 2024
Western Digital Technologies, Inc.
Alexander Goncharov
G11 - INFORMATION STORAGE
Information
Patent Grant
Cross track current design for energy assisted magnetic recording
Patent number
11,881,237
Issue date
Jan 23, 2024
Western Digital Technologies, Inc.
Muhammad Asif Bashir
G11 - INFORMATION STORAGE
Information
Patent Grant
Perpendicular magnetic recording writer with double driving coil
Patent number
11,875,825
Issue date
Jan 16, 2024
Headway Technologies, Inc.
Yue Liu
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
Spin torque oscillator with multilayer seed for improved performanc...
Patent number
11,862,205
Issue date
Jan 2, 2024
Western Digital Technologies, Inc.
James Mac Freitag
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording devices using virtual side shields for improved...
Patent number
11,854,581
Issue date
Dec 26, 2023
Western Digital Technologies, Inc.
Suping Song
G11 - INFORMATION STORAGE
Information
Patent Grant
Built-in resistance sensor for measuring slider level pole width at...
Patent number
11,823,712
Issue date
Nov 21, 2023
Headway Technologies, Inc.
Yan Wu
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording head and magnetic disk drive
Patent number
11,817,134
Issue date
Nov 14, 2023
TDK Corporation
Zhenyao Tang
G11 - INFORMATION STORAGE
Information
Patent Grant
Topological insulator based spin torque oscillator reader
Patent number
11,783,853
Issue date
Oct 10, 2023
Western Digital Technologies, Inc.
Xiaoyong Liu
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape head with side-shielded writers and process for making same
Patent number
11,776,565
Issue date
Oct 3, 2023
Western Digital Technologies, Inc.
Quang Le
G11 - INFORMATION STORAGE
Information
Patent Grant
SOT film stack for differential reader
Patent number
11,776,567
Issue date
Oct 3, 2023
Western Digital Technologies, Inc.
Cherngye Hwang
G11 - INFORMATION STORAGE
Information
Patent Grant
Spin injection assisted magnetic recording
Patent number
11,756,577
Issue date
Sep 12, 2023
Headway Technologies, Inc.
Yan Wu
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording devices using virtual side shields for improved...
Patent number
11,749,299
Issue date
Sep 5, 2023
Western Digital Technologies, Inc.
Suping Song
G11 - INFORMATION STORAGE
Information
Patent Grant
Perpendicular magnetic recording (PMR) writer with recessed leading...
Patent number
11,699,460
Issue date
Jul 11, 2023
Headway Technologies, Inc.
Ying Liu
G11 - INFORMATION STORAGE
Information
Patent Grant
BiSb topological insulator with novel buffer layer that promotes a...
Patent number
11,694,713
Issue date
Jul 4, 2023
Western Digital Technologies, Inc.
Quang Le
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Asymmetric write head shields compatible with dual-free-layer (DFL)...
Patent number
11,682,417
Issue date
Jun 20, 2023
Western Digital Technologies, Inc.
Quan-Chiu Harry Lam
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape head design having a null shield for same gap verify
Patent number
11,682,421
Issue date
Jun 20, 2023
Western Digital Technologies, Inc.
David J. Seagle
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording head with stable magnetization of shields
Patent number
11,676,627
Issue date
Jun 13, 2023
Western Digital Technologies, Inc.
Quan-Chiu Harry Lam
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk device
Patent number
11,670,331
Issue date
Jun 6, 2023
Kabushiki Kaisha Toshiba
Kaori Kimura
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head with assisted magnetic recording comprising an electr...
Patent number
11,657,835
Issue date
May 23, 2023
Western Digital Technologies, Inc.
Zhigang Bai
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording head with trailing shield having multiple throat...
Patent number
11,657,837
Issue date
May 23, 2023
Western Digital Technologies, Inc.
Quan-Chiu Harry Lam
G11 - INFORMATION STORAGE
Information
Patent Grant
Two layer leading shield design with non-conformal shapes for magne...
Patent number
11,651,783
Issue date
May 16, 2023
Western Digital Technologies, Inc.
Alexander Goncharov
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape head design having an antiferromagnetic coupling (AFC) null sh...
Patent number
11,646,054
Issue date
May 9, 2023
Western Digital Technologies, Inc.
Quang Le
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape head design having same gap verify capabilities
Patent number
11,646,053
Issue date
May 9, 2023
Western Digital Technologies, Inc.
David J. Seagle
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head and method for manufacturing the same, and magnetic r...
Patent number
11,626,131
Issue date
Apr 11, 2023
Kabushiki Kaisha Toshiba
Kan Takahashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head with assisted magnetic recording
Patent number
11,615,806
Issue date
Mar 28, 2023
Western Digital Technologies, Inc.
Zhigang Bai
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic flux guiding device with spin torque oscillator (STO) film...
Patent number
11,568,891
Issue date
Jan 31, 2023
Headway Technologies, Inc.
Wenyu Chen
G11 - INFORMATION STORAGE
Information
Patent Grant
Soft bias shape anisotropy stabilization read head design and metho...
Patent number
11,514,932
Issue date
Nov 29, 2022
Western Digital Technologies, Inc.
Quang Le
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Two-Dimensional Magnetic Recording Read Head with TaOx Layer for Fl...
Publication number
20240153533
Publication date
May 9, 2024
Western Digital Technologies, Inc.
Hongquan JIANG
G11 - INFORMATION STORAGE
Information
Patent Application
TDMR SOT Read Heads Having Recessed Topological Insulator Materials
Publication number
20240144960
Publication date
May 2, 2024
Western Digital Technologies, Inc.
Quang LE
G11 - INFORMATION STORAGE
Information
Patent Application
SOT READER WITH RECESSED SOT TOPOLOGICAL INSULATOR MATERIAL
Publication number
20240144965
Publication date
May 2, 2024
Western Digital Technologies, Inc.
Quang LE
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC SENSOR, MAGNETIC HEAD, AND MAGNETIC RECORDING DEVICE
Publication number
20240135961
Publication date
Apr 25, 2024
Kabushiki Kaisha Toshiba
Tazumi NAGASAWA
G11 - INFORMATION STORAGE
Information
Patent Application
Dual Free Layer TMR Reader With Shaped Rear Bias and Methods of For...
Publication number
20240071413
Publication date
Feb 29, 2024
Western Digital Technologies, Inc.
Ming MAO
G11 - INFORMATION STORAGE
Information
Patent Application
Perpendicular Magnetic Recording Writer With Double Driving Coil
Publication number
20240029758
Publication date
Jan 25, 2024
HEADWAY TECHNOLOGIES, INC.
Yue Liu
G11 - INFORMATION STORAGE
Information
Patent Application
Dual-Spin Torque Oscillator Designs in Microwave Assisted Magnetic...
Publication number
20240029759
Publication date
Jan 25, 2024
HEADWAY TECHNOLOGIES, INC.
Wenyu Chen
G11 - INFORMATION STORAGE
Information
Patent Application
Topological Insulator Based Spin Torque Oscillator Reader
Publication number
20230419990
Publication date
Dec 28, 2023
Western Digital Technologies, Inc.
Xiaoyong LIU
G11 - INFORMATION STORAGE
Information
Patent Application
Spin Torque Oscillator with Multilayer Seed for Improved Performanc...
Publication number
20230410840
Publication date
Dec 21, 2023
Western Digital Technologies, Inc.
James Mac FREITAG
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC RECORDING HEAD WITH STABLE MAGNETIZATION OF SHIELDS
Publication number
20230274761
Publication date
Aug 31, 2023
Western Digital Technologies, Inc.
Quan-Chiu Harry LAM
G11 - INFORMATION STORAGE
Information
Patent Application
Tape Head With Side-Shielded Writers And Process For Making Same
Publication number
20230223043
Publication date
Jul 13, 2023
Western Digital Technologies, Inc.
Quang LE
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic Flux Guiding Device With Spin Torque Oscillator (STO) Film...
Publication number
20230178103
Publication date
Jun 8, 2023
HEADWAY TECHNOLOGIES, INC.
Wenyu Chen
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC RECORDING HEAD AND MAGNETIC DISK DRIVE
Publication number
20230125878
Publication date
Apr 27, 2023
TDK Corporation
Zhenyao TANG
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic Recording Head with Trailing Shield Having Multiple Throat...
Publication number
20230118634
Publication date
Apr 20, 2023
Western Digital Technologies, Inc.
Quan-Chiu Harry LAM
G11 - INFORMATION STORAGE
Information
Patent Application
SHIELDING STRUCTURE FOR A MAGNETIC STORAGE READER
Publication number
20230122220
Publication date
Apr 20, 2023
SEAGATE TECHNOLOGY LLC
Victor B Sapozhnikov
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE
Publication number
20230074588
Publication date
Mar 9, 2023
Kabushiki Kaisha Toshiba
Kaori KIMURA
G11 - INFORMATION STORAGE
Information
Patent Application
Tape Head Design Having An Antiferromagnetic Coupling (AFC) Null Sh...
Publication number
20230040698
Publication date
Feb 9, 2023
Western Digital Technologies, Inc.
Quang LE
G11 - INFORMATION STORAGE
Information
Patent Application
Tape Head Design Having Same Gap Verify Capabilities
Publication number
20220415355
Publication date
Dec 29, 2022
Western Digital Technologies, Inc.
David J. SEAGLE
G11 - INFORMATION STORAGE
Information
Patent Application
Tape Head Design Having A Null Shield For Same Gap Verify
Publication number
20220415344
Publication date
Dec 29, 2022
Western Digital Technologies, Inc.
David J. SEAGLE
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic Recording Head with Trailing Shield Having Multiple Throat...
Publication number
20220375495
Publication date
Nov 24, 2022
Western Digital Technologies, Inc.
Quan-Chiu Harry LAM
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic Recording Devices Using Virtual Side Shields for Improved...
Publication number
20220343944
Publication date
Oct 27, 2022
Western Digital Technologies, Inc.
Suping SONG
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD WITH ASSISTED MAGNETIC RECORDING AND METHOD OF MAKING...
Publication number
20220238135
Publication date
Jul 28, 2022
Western Digital Technologies, Inc.
Zhigang BAI
G11 - INFORMATION STORAGE
Information
Patent Application
Perpendicular Magnetic Recording (PMR) Writer with Recessed Leading...
Publication number
20220223176
Publication date
Jul 14, 2022
HEADWAY TECHNOLOGIES, INC.
Ying Liu
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD WITH ASSISTED MAGNETIC RECORDING AND METHOD OF MAKING...
Publication number
20220208220
Publication date
Jun 30, 2022
Western Digital Technologies, Inc.
Zhigang BAI
G11 - INFORMATION STORAGE
Information
Patent Application
Spin Injection Assisted Magnetic Recording
Publication number
20220084545
Publication date
Mar 17, 2022
HEADWAY TECHNOLOGIES, INC.
Yan Wu
G11 - INFORMATION STORAGE
Information
Patent Application
Built-In Resistance Sensor for Measuring Slider Level Pole Width at...
Publication number
20220059131
Publication date
Feb 24, 2022
HEADWAY TECHNOLOGIES, INC.
Yan Wu
G11 - INFORMATION STORAGE
Information
Patent Application
SOT Film Stack For Differential Reader
Publication number
20220013138
Publication date
Jan 13, 2022
Western Digital Technologies, Inc.
Cherngye HWANG
G11 - INFORMATION STORAGE
Information
Patent Application
Method to Reduce Baseline Shift for a SOT Differential Reader
Publication number
20220013139
Publication date
Jan 13, 2022
Western Digital Technologies, Inc.
Quang LE
G11 - INFORMATION STORAGE
Information
Patent Application
SPLIT BAND MULTICHANNEL MAGNETIC RECORDING HEAD HAVING SCALED READE...
Publication number
20210366519
Publication date
Nov 25, 2021
International Business Machines Corporation
Robert Biskeborn
G11 - INFORMATION STORAGE
Information
Patent Application
BiSb Topological Insulator with Novel Buffer Layer that Promotes a...
Publication number
20210249038
Publication date
Aug 12, 2021
Western Digital Technologies, Inc.
Quang LE
G11 - INFORMATION STORAGE