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Recording on, or reproducing or erasing from, magnetic discs
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G11B5/012
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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
G11B5/012
Recording on, or reproducing or erasing from, magnetic discs
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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic disk apparatus and method
Patent number
11,984,142
Issue date
May 14, 2024
Kabushiki Kaisha Toshiba
Kenji Ogawa
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
Write signal interference cancellation across data/servo clock boun...
Patent number
11,967,341
Issue date
Apr 23, 2024
MARVELL ASIA PTE. LTD.
Supaket Katchmart
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk device and method
Patent number
11,955,146
Issue date
Apr 9, 2024
Kabushiki Kaisha Toshiba
Naoki Tagami
G11 - INFORMATION STORAGE
Information
Patent Grant
Zero skew elevator system
Patent number
11,948,612
Issue date
Apr 2, 2024
Seagate Technology LLC
Riyan Alex Mendonsa
G11 - INFORMATION STORAGE
Information
Patent Grant
Offset spiral data track format for data storage devices
Patent number
11,948,602
Issue date
Apr 2, 2024
Western Digital Technologies, Inc.
Weldon M. Hanson
G11 - INFORMATION STORAGE
Information
Patent Grant
Information processing device, magnetic recording and reproducing d...
Patent number
11,942,120
Issue date
Mar 26, 2024
Kabushiki Kaisha Toshiba
Susumu Takeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk device and method for suppressing time required for r...
Patent number
11,935,566
Issue date
Mar 19, 2024
Kabushiki Kaisha Toshiba
Syosuke Maruyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Circuit for controlling a resistive circuit
Patent number
11,922,979
Issue date
Mar 5, 2024
STMicroelectronics S.r.l.
Marco Mazzini
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk device and control method of magnetic disk device
Patent number
11,907,113
Issue date
Feb 20, 2024
Kabushiki Kaisha Toshiba
Takeshi Shibasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Magnetic disk apparatus and method
Patent number
11,899,968
Issue date
Feb 13, 2024
Kabushiki Kaisha Toshiba
Masahisa Miyake
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
High temperature lubricants for magnetic media
Patent number
11,898,117
Issue date
Feb 13, 2024
Western Digital Technologies, Inc.
Xingliang He
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Data storage device managing low endurance semiconductor memory wri...
Patent number
11,893,277
Issue date
Feb 6, 2024
Western Digital Technologies, Inc.
David R. Hall
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Disk writing mode providing main pole relaxation
Patent number
11,894,025
Issue date
Feb 6, 2024
MARVELL ASIA PTE. LTD.
Kai Wu
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk device
Patent number
11,887,633
Issue date
Jan 30, 2024
Kabushiki Kaisha Toshiba
Takayuki Kawabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Sector mapout of low coercivity media for enhancing aerial density
Patent number
11,881,238
Issue date
Jan 23, 2024
Western Digital Technologies, Inc.
Zarko Popov
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk device
Patent number
11,875,821
Issue date
Jan 16, 2024
Kabushiki Kaisha Toshiba
Masafumi Iwashiro
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk device
Patent number
11,875,824
Issue date
Jan 16, 2024
Kabushiki Kaisha Toshiba
Yosuke Kondo
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk device, RW parameter adjustment method of the magneti...
Patent number
11,869,547
Issue date
Jan 9, 2024
Kabushiki Kaisha Toshiba
Daisuke Watanabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Adaptive dual heater mode for hard disk drive
Patent number
11,869,546
Issue date
Jan 9, 2024
Western Digital Technologies, Inc.
Qinghua Zeng
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk device and method
Patent number
11,862,204
Issue date
Jan 2, 2024
Kabushiki Kaisha Toshiba
Kana Furuhashi
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
HAMR read-write head with coupler and waveguide
Patent number
11,837,256
Issue date
Dec 5, 2023
Seagate Technology LLC
Christopher Neil Harvey
G11 - INFORMATION STORAGE
Information
Patent Grant
Operating condition determining device, magnetic recording / reprod...
Patent number
11,817,138
Issue date
Nov 14, 2023
Kabushiki Kaisha Toshiba
Yousuke Isowaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Heat-assisted magnetic recording head with a laser heater
Patent number
11,798,580
Issue date
Oct 24, 2023
Seagate Technology LLC
Nils Jan Gokemeijer
G11 - INFORMATION STORAGE
Information
Patent Grant
Electronic device having metal member and screw that attaches conne...
Patent number
11,790,956
Issue date
Oct 17, 2023
Kabushiki Kaisha Toshiba
Masahide Takazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Heat-assisted magnetic recording head near-field transducer with a...
Patent number
11,769,527
Issue date
Sep 26, 2023
Seagate Technology LLC
Michael A Seigler
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
Position and risk reconstruction in shingled magnetic recording dat...
Patent number
11,756,581
Issue date
Sep 12, 2023
Western Digital Technologies, Inc.
Weldon M. Hanson
G11 - INFORMATION STORAGE
Information
Patent Grant
Storing data in slices of different sizes within different storage...
Patent number
11,755,224
Issue date
Sep 12, 2023
EMC IP Holding Company LLC
Nickolay Alexandrovich Dalmatov
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
AROMATIC AND AROMATIC-LIKE CONTAINING MEDIA LUBRICANTS FOR DATA STO...
Publication number
20240158711
Publication date
May 16, 2024
Western Digital Technologies, Inc.
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
MAGNETIC DISK DEVICE AND CONTROL METHOD
Publication number
20240105216
Publication date
Mar 28, 2024
Kabushiki Kaisha Toshiba
Daisuke SUDO
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE AND METHOD OF ADJUSTING PREHEAT TIME
Publication number
20240096349
Publication date
Mar 21, 2024
Kabushiki Kaisha Toshiba
Hiroshi Isokawa
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE
Publication number
20240096357
Publication date
Mar 21, 2024
Kabushiki Kaisha Toshiba
Shinichi Kobatake
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE AND REFERENCE PATTERN WRITING METHOD OF THE SAME
Publication number
20240079028
Publication date
Mar 7, 2024
Kabushiki Kaisha Toshiba
Hiroyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE AND CONTROL METHOD
Publication number
20240062784
Publication date
Feb 22, 2024
Kabushiki Kaisha Toshiba
Takuya MORI
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE AND METHOD
Publication number
20240046958
Publication date
Feb 8, 2024
Kabushiki Kaisha Toshiba
Naoki Tagami
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SECTOR MAPOUT OF LOW COERCIVITY MEDIA FOR ENHANCING AERIAL DENSITY
Publication number
20240046961
Publication date
Feb 8, 2024
Western Digital Technologies, Inc.
Zarko Popov
G11 - INFORMATION STORAGE
Information
Patent Application
PRINTED CIRCUIT BOARD AND DISK DEVICE
Publication number
20240040696
Publication date
Feb 1, 2024
Kabushiki Kaisha Toshiba
Yoshihiro AMEMIYA
G11 - INFORMATION STORAGE
Information
Patent Application
ADAPTIVE DUAL HEATER MODE FOR HARD DISK DRIVE
Publication number
20240038260
Publication date
Feb 1, 2024
Western Digital Technologies, Inc.
Qinghua Zeng
G11 - INFORMATION STORAGE
Information
Patent Application
Offset Spiral Data Track Format for Data Storage Devices
Publication number
20240005959
Publication date
Jan 4, 2024
Western Digital Technologies, Inc.
Weldon M. Hanson
G11 - INFORMATION STORAGE
Information
Patent Application
ELECTRONIC DEVICE HAVING METAL MEMBER AND SCREW THAT ATTACHES CONNE...
Publication number
20230420002
Publication date
Dec 28, 2023
Kabushiki Kaisha Toshiba
Masahide TAKAZAWA
G11 - INFORMATION STORAGE
Information
Patent Application
Full Disk Serpentine Write Path For Tamper-Proof Disk Drive
Publication number
20230367506
Publication date
Nov 16, 2023
Western Digital Technologies, Inc.
Erhard SCHRECK
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MAGNETIC DISK DEVICE AND METHOD
Publication number
20230306987
Publication date
Sep 28, 2023
Kabushiki Kaisha Toshiba
Kana FURUHASHI
G11 - INFORMATION STORAGE
Information
Patent Application
POSITION AND RISK RECONSTRUCTION IN SHINGLED MAGNETIC RECORDING DAT...
Publication number
20230306994
Publication date
Sep 28, 2023
Western Digital Technologies, Inc.
Weldon M. Hanson
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK APPARATUS AND METHOD
Publication number
20230306989
Publication date
Sep 28, 2023
Kabushiki Kaisha Toshiba
Kenji OGAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE
Publication number
20230306988
Publication date
Sep 28, 2023
Kabushiki Kaisha Toshiba
Yosuke Kondo
G11 - INFORMATION STORAGE
Information
Patent Application
DISK DEVICE
Publication number
20230307001
Publication date
Sep 28, 2023
Kabushiki Kaisha Toshiba
Masafumi Iwashiro
G11 - INFORMATION STORAGE
Information
Patent Application
INFORMATION PROCESSING DEVICE, MAGNETIC RECORDING AND REPRODUCING D...
Publication number
20230298619
Publication date
Sep 21, 2023
Kabushiki Kaisha Toshiba
Susumu TAKEDA
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE, RW PARAMETER ADJUSTMENT METHOD OF THE MAGNETI...
Publication number
20230298620
Publication date
Sep 21, 2023
Kabushiki Kaisha Toshiba
Daisuke WATANABE
G11 - INFORMATION STORAGE
Information
Patent Application
DATA STORAGE DEVICE PRE-BIASING WRITE CURRENT FOR ENERGY ASSISTED M...
Publication number
20230298621
Publication date
Sep 21, 2023
Western Digital Technologies, Inc.
JOEY M. POSS
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE
Publication number
20230282228
Publication date
Sep 7, 2023
Kabushiki Kaisha Toshiba
Takayuki Kawabe
G11 - INFORMATION STORAGE
Information
Patent Application
OPERATING CONDITION DETERMINING DEVICE, MAGNETIC RECORDING / REPROD...
Publication number
20230274763
Publication date
Aug 31, 2023
Kabushiki Kaisha Toshiba
Yousuke ISOWAKI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
HIGH TEMPERATURE LUBRICANTS FOR MAGNETIC MEDIA
Publication number
20230250351
Publication date
Aug 10, 2023
Western Digital Technologies, Inc.
Xingliang He
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CIRCUIT FOR CONTROLLING A RESISTIVE CIRCUIT
Publication number
20230245676
Publication date
Aug 3, 2023
S T Microelectronics S.r.I
Marco Mazzini
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE AND CONTROL METHOD OF MAGNETIC DISK DEVICE
Publication number
20230244597
Publication date
Aug 3, 2023
Kabushiki Kaisha Toshiba
Takeshi Shibasaki
G06 - COMPUTING CALCULATING COUNTING
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
Data Protection During Concurrent Operations for Multiple Actuator...
Publication number
20230126110
Publication date
Apr 27, 2023
Western Digital Technologies, Inc.
Shravankumar Bhat
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MAGNETIC RECORDING DISK WITH HIGH INTERNAL STRESS TO REDUCE DISK DE...
Publication number
20230110894
Publication date
Apr 13, 2023
Western Digital Technologies, Inc.
Shoji Suzuki
G11 - INFORMATION STORAGE
Information
Patent Application
OXIDIZING OR REDUCING ATMOSPHERE FOR HEAT-ASSISTED MAGNETIC RECORDING
Publication number
20230114979
Publication date
Apr 13, 2023
SEAGATE TECHNOLOGY LLC
Robert D. Turner
G11 - INFORMATION STORAGE