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G11B5/23

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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

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Patents Grantslast 30 patents

Information Patent Grant
Method to enhance spin torque layer performance in a spintronic device
- Patent number 12,230,298
- Issue date Feb 18, 2025
- Western Digital Technologies, Inc.
- Muhammad Asif Bashir
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with multilayer configuration between magnetic poles...
- Patent number 12,190,917
- Issue date Jan 7, 2025
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Dual FGL and dual SPL spintronic device to reduce perpendicular fie...
- Patent number 12,190,919
- Issue date Jan 7, 2025
- Western Digital Technologies, Inc.
- Muhammad Asif Bashir
- G11 - INFORMATION STORAGE
Information Patent Grant
Spintronic device comprising dual FGL and dual SPL to reduce perpen...
- Patent number 12,190,920
- Issue date Jan 7, 2025
- Western Digital Technologies, Inc.
- Muhammad Asif Bashir
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with multilayer configuration between magnetic poles...
- Patent number 12,170,101
- Issue date Dec 17, 2024
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with stacked body configurations and magnetic recordi...
- Patent number 12,165,677
- Issue date Dec 10, 2024
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with conductive non-magnetic layer contact configurat...
- Patent number 12,148,453
- Issue date Nov 19, 2024
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optimizing a current distribution in write heads for efficient ener...
- Patent number 12,094,497
- Issue date Sep 17, 2024
- Headway Technologies, Inc.
- Shehrin Sayed
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic flux guiding device with spin torque oscillator (STO) film...
- Patent number 12,068,008
- Issue date Aug 20, 2024
- Headway Technologies, Inc.
- Wenyu Chen
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording heads having one or more dusting layers for magn...
- Patent number 12,057,145
- Issue date Aug 6, 2024
- Western Digital Technologies, Inc.
- Muhammad Asif Bashir
- G11 - INFORMATION STORAGE
Information Patent Grant
Cobalt-boron (CoB) layer for magnetic recording devices, memory dev...
- Patent number 12,033,675
- Issue date Jul 9, 2024
- Western Digital Technologies, Inc.
- Susumu Okamura
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Glass for magnetic recording medium substrate or for glass spacer t...
- Patent number 11,999,652
- Issue date Jun 4, 2024
- Hoya Corporation
- Koichi Sato
- 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 recording head with assisting electric current in trailing...
- Patent number 11,900,971
- Issue date Feb 13, 2024
- Western Digital Technologies, Inc.
- Alexander Goncharov
- G11 - INFORMATION STORAGE
Information Patent Grant
Spin torque oscillator with enhanced spin polarizer
- Patent number 11,881,236
- Issue date Jan 23, 2024
- Western Digital Technologies, Inc.
- James Mac Freitag
- 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
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
Magnetic head and magnetic recording/reproducing device
- Patent number 11,817,135
- Issue date Nov 14, 2023
- Kabushiki Kaisha Toshiba
- Gaku Koizumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head including multiple magnetic layers and magnetic recor...
- Patent number 11,810,601
- Issue date Nov 7, 2023
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
MAMR recording head with SAF trailing shield notch and/or bump
- Patent number 11,769,522
- Issue date Sep 26, 2023
- Western Digital Technologies, Inc.
- Alexander Goncharov
- 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
Areal density capability improvement with a main pole skin
- Patent number 11,682,418
- Issue date Jun 20, 2023
- Western Digital Technologies, Inc.
- Suping Song
- 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 devices having negative polarization layer to en...
- Patent number 11,657,836
- Issue date May 23, 2023
- Western Digital Technologies, Inc.
- James Mac Freitag
- 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
Spin-torque oscillator with multilayer seed layer between the write...
- Patent number 11,646,052
- Issue date May 9, 2023
- Western Digital Technologies, Inc.
- James Mac Freitag
- 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 recording head having a magnetic pole and a write shield
- Patent number 11,636,874
- Issue date Apr 25, 2023
- TDK Corporation
- Zhenyao Tang
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with stacked body having specified compositions of ma...
- Patent number 11,626,130
- Issue date Apr 11, 2023
- Kabushiki Kaisha Toshiba
- Naoyuki Narita
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Magnetic Flux Guiding Device With Spin Torque Oscillator (STO) Film...
- Publication number 20240371402
- Publication date Nov 7, 2024
- HEADWAY TECHNOLOGIES, INC.
- Wenyu Chen
- 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 HEAD WITH MULTILAYER CONFIGURATION BETWEEN MAGNETIC POLES...
- Publication number 20240296863
- Publication date Sep 5, 2024
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
Perpendicular Magnetic Recording Writer with Tunable Two Bias Branches
- Publication number 20240296860
- Publication date Sep 5, 2024
- HEADWAY TECHNOLOGIES, INC.
- Yue Liu
- G11 - INFORMATION STORAGE
Information Patent Application
GLASS FOR MAGNETIC RECORDING MEDIUM SUBSTRATE OR FOR GLASS SPACER T...
- Publication number 20240286946
- Publication date Aug 29, 2024
- HOYA CORPORATION
- Koichi SATO
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Magnetic Recording Head With Assisting Electric Current In Trailing...
- Publication number 20240144964
- Publication date May 2, 2024
- Western Digital Technologies, Inc.
- Alexander GONCHAROV
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING/REPRODUCING DEVICE
- Publication number 20230245678
- Publication date Aug 3, 2023
- Kabushiki Kaisha Toshiba
- Gaku Koizumi
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK DEVICE
- Publication number 20230245679
- Publication date Aug 3, 2023
- Kabushiki Kaisha Toshiba
- Hiroshi ISOKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
GLASS FOR MAGNETIC RECORDING MEDIUM SUBSTRATE OR FOR GLASS SPACER T...
- Publication number 20230192530
- Publication date Jun 22, 2023
- Hoya Corporation
- Koichi SATO
- 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 HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20230062839
- Publication date Mar 2, 2023
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- 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
AREAL DENSITY CAPABILITY IMPROVEMENT WITH A MAIN POLE SKIN
- Publication number 20220358957
- Publication date Nov 10, 2022
- Western Digital Technologies, Inc.
- Suping SONG
- 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 AND MAGNETIC RECORDING DEVICE
- Publication number 20220335968
- Publication date Oct 20, 2022
- Kabushiki Kaisha Toshiba
- Naoyuki NARITA
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic Recording Head Having Same-Gap Read-After-Write
- Publication number 20220319540
- Publication date Oct 6, 2022
- Western Digital Technologies, Inc.
- Robert G. BISKEBORN
- G11 - INFORMATION STORAGE
Information Patent Application
Writer with Laterally Graded Spin Layer MsT
- Publication number 20220199113
- Publication date Jun 23, 2022
- HEADWAY TECHNOLOGIES, INC.
- Ying Liu
- G11 - INFORMATION STORAGE
Information Patent Application
WRITER WITH ADAPTIVE SIDE GAP
- Publication number 20220165300
- Publication date May 26, 2022
- HEADWAY TECHNOLOGIES, INC.
- Ying Liu
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic Recording Devices Having Negative Polarization Layer To En...
- Publication number 20220148619
- Publication date May 12, 2022
- Western Digital Technologies, Inc.
- James Mac FREITAG
- G11 - INFORMATION STORAGE
Information Patent Application
Energy Assisted Magnetic Recording Head Having Improved Areal Densi...
- Publication number 20220108715
- Publication date Apr 7, 2022
- Western Digital Technologies, Inc.
- Suping SONG
- 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
ENERGY-ASSISTED MAGNETIC RECORDING HEAD WITH PROTECTIVE CAP
- Publication number 20210407535
- Publication date Dec 30, 2021
- Western Digital Technologies, Inc.
- John Pierre Herber
- G11 - INFORMATION STORAGE
Information Patent Application
Dual Writer For Advanced Magnetic Recording
- Publication number 20210390976
- Publication date Dec 16, 2021
- Western Digital Technologies, Inc.
- Thao A. NGUYEN
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20210375308
- Publication date Dec 2, 2021
- Kabushiki Kaisha Toshiba
- Tazumi NAGASAWA
- G11 - INFORMATION STORAGE
Information Patent Application
Areal Density Capability Improvement With A Main Pole Skin
- Publication number 20210280208
- Publication date Sep 9, 2021
- Western Digital Technologies, Inc.
- Suping SONG
- G11 - INFORMATION STORAGE
Information Patent Application
Spin-Torque Oscillator With Multilayer Seed Layer Between The Write...
- Publication number 20210233560
- Publication date Jul 29, 2021
- Western Digital Technologies, Inc.
- James Mac FREITAG
- G11 - INFORMATION STORAGE
Information Patent Application
SERVO SIGNAL VERIFYING DEVICE, SERVO WRITER, METHOD OF PRODUCING MA...
- Publication number 20210233558
- Publication date Jul 29, 2021
- SONY CORPORATION
- Hiroshi MORITA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING DEVICE
- Publication number 20210166724
- Publication date Jun 3, 2021
- Kabushiki Kaisha Toshiba
- Masayuki TAKAGISHI
- G11 - INFORMATION STORAGE
Information Patent Application
DUAL WRITER FOR ADVANCED MAGNETIC RECORDING
- Publication number 20210158839
- Publication date May 27, 2021
- Western Digital Technologies, Inc.
- Thao A. NGUYEN
- G11 - INFORMATION STORAGE
Information Patent Application
Writer with Narrower High Moment Trailing Shield
- Publication number 20210090594
- Publication date Mar 25, 2021
- HEADWAY TECHNOLOGIES, INC.
- Yuhui Tang
- G11 - INFORMATION STORAGE

Gap features

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method to enhance spin torque layer performance in a spintronic device

Magnetic head with multilayer configuration between magnetic poles...

Dual FGL and dual SPL spintronic device to reduce perpendicular fie...

Spintronic device comprising dual FGL and dual SPL to reduce perpen...

Magnetic head with multilayer configuration between magnetic poles...

Magnetic head with stacked body configurations and magnetic recordi...

Magnetic head with conductive non-magnetic layer contact configurat...

Optimizing a current distribution in write heads for efficient ener...

Magnetic flux guiding device with spin torque oscillator (STO) film...

Magnetic recording heads having one or more dusting layers for magn...

Cobalt-boron (CoB) layer for magnetic recording devices, memory dev...

Glass for magnetic recording medium substrate or for glass spacer t...

Magnetic disk device with magnetic disk overwrite characteristics a...

Magnetic recording head with assisting electric current in trailing...

Spin torque oscillator with enhanced spin polarizer

Cross track current design for energy assisted magnetic recording

Magnetic recording devices using virtual side shields for improved...

Magnetic head and magnetic recording/reproducing device

Magnetic head including multiple magnetic layers and magnetic recor...

MAMR recording head with SAF trailing shield notch and/or bump

Magnetic recording devices using virtual side shields for improved...

Areal density capability improvement with a main pole skin

Tape head design having a null shield for same gap verify

Magnetic recording devices having negative polarization layer to en...

Magnetic disk device with magnetic head size arrangement

Spin-torque oscillator with multilayer seed layer between the write...

Tape head design having an antiferromagnetic coupling (AFC) null sh...

Tape head design having same gap verify capabilities

Magnetic recording head having a magnetic pole and a write shield

Magnetic head with stacked body having specified compositions of ma...

Patents Applicationslast 30 patents

Magnetic Flux Guiding Device With Spin Torque Oscillator (STO) Film...

MAGNETIC DISK DEVICE WITH RECORDING CURRENT ARRANGEMENT

MAGNETIC HEAD WITH MULTILAYER CONFIGURATION BETWEEN MAGNETIC POLES...

Perpendicular Magnetic Recording Writer with Tunable Two Bias Branches

GLASS FOR MAGNETIC RECORDING MEDIUM SUBSTRATE OR FOR GLASS SPACER T...

Magnetic Recording Head With Assisting Electric Current In Trailing...

MAGNETIC HEAD AND MAGNETIC RECORDING/REPRODUCING DEVICE

MAGNETIC DISK DEVICE

GLASS FOR MAGNETIC RECORDING MEDIUM SUBSTRATE OR FOR GLASS SPACER T...

Magnetic Flux Guiding Device With Spin Torque Oscillator (STO) Film...

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

Tape Head Design Having Same Gap Verify Capabilities

AREAL DENSITY CAPABILITY IMPROVEMENT WITH A MAIN POLE SKIN

Magnetic Recording Devices Using Virtual Side Shields for Improved...

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

Magnetic Recording Head Having Same-Gap Read-After-Write

Writer with Laterally Graded Spin Layer MsT

WRITER WITH ADAPTIVE SIDE GAP

Magnetic Recording Devices Having Negative Polarization Layer To En...

Energy Assisted Magnetic Recording Head Having Improved Areal Densi...

Method to Reduce Baseline Shift for a SOT Differential Reader

ENERGY-ASSISTED MAGNETIC RECORDING HEAD WITH PROTECTIVE CAP

Dual Writer For Advanced Magnetic Recording

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

Areal Density Capability Improvement With A Main Pole Skin

Spin-Torque Oscillator With Multilayer Seed Layer Between The Write...

SERVO SIGNAL VERIFYING DEVICE, SERVO WRITER, METHOD OF PRODUCING MA...

MAGNETIC RECORDING DEVICE

DUAL WRITER FOR ADVANCED MAGNETIC RECORDING

Writer with Narrower High Moment Trailing Shield