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Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure
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G11B2005/001
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G11
Information storage
G11B
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
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G11B2005/001
Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure
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Patents Grants
last 30 patents
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Patent Grant
Data storage device pre-biasing write current for energy assisted m...
Patent number
11,990,161
Issue date
May 21, 2024
Western Digital Technologies, Inc.
Joey M. Poss
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
Direct measurement of magnetoresistive head resistance in a storage...
Patent number
11,978,489
Issue date
May 7, 2024
International Business Machines Corporation
Jake Asmus
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetoresistive asymmetry compensation
Patent number
11,900,970
Issue date
Feb 13, 2024
Seagate Technology LLC
Jason Bellorado
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
Adaptive bias control for magnetic recording head
Patent number
11,887,635
Issue date
Jan 30, 2024
Headway Technologies, Inc.
Glen Garfunkel
G11 - INFORMATION STORAGE
Information
Patent Grant
Device lifetime improvement through constant temperature
Patent number
11,776,568
Issue date
Oct 3, 2023
Western Digital Technologies, Inc.
Yu Lo
G11 - INFORMATION STORAGE
Information
Patent Grant
Data storage device pre-biasing write current for energy assisted m...
Patent number
11,694,712
Issue date
Jul 4, 2023
Western Digital Technologies, Inc.
Joey M. Poss
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
SOT differential reader and method of making same
Patent number
11,615,809
Issue date
Mar 28, 2023
Western Digital Technologies, Inc.
Quang Le
G11 - INFORMATION STORAGE
Information
Patent Grant
Energy-assisted magnetic recording head with protective cap
Patent number
11,605,397
Issue date
Mar 14, 2023
Western Digital Technologies, Inc.
John Pierre Herber
G11 - INFORMATION STORAGE
Information
Patent Grant
Three terminal magnetic recording head
Patent number
11,600,293
Issue date
Mar 7, 2023
Western Digital Technologies, Inc.
Terence Lam
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic disk device having first and second assist elements and wr...
Patent number
11,568,892
Issue date
Jan 31, 2023
Kabushiki Kaisha Toshiba
Hiroyuki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Energy assisted magnetic recording head having improved areal densi...
Patent number
11,557,315
Issue date
Jan 17, 2023
Western Digital Technologies, Inc.
Suping Song
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and apparatus for magnetically recording data with three or...
Patent number
11,495,249
Issue date
Nov 8, 2022
Seagate Technology LLC
Ian James Gilbert
G11 - INFORMATION STORAGE
Information
Patent Grant
BiSb topological insulator with seed layer or interlayer to prevent...
Patent number
11,489,108
Issue date
Nov 1, 2022
Western Digital Technologies, Inc.
Quang Le
G11 - INFORMATION STORAGE
Information
Patent Grant
Data storage device with history dependent write boost
Patent number
11,482,247
Issue date
Oct 25, 2022
Western Digital Technologies, Inc.
Guoxiao Guo
G11 - INFORMATION STORAGE
Information
Patent Grant
Thermal spot-dependent write method and apparatus for a heat-assist...
Patent number
11,450,341
Issue date
Sep 20, 2022
Seagate Technology LLC
Xiong Liu
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head and magnetic recording device with stacked body mater...
Patent number
11,437,059
Issue date
Sep 6, 2022
Kabushiki Kaisha Toshiba
Hitoshi Iwasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
Patent number
11,437,063
Issue date
Sep 6, 2022
FUJIFILM Corporation
Norihito Kasada
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
Patent number
11,430,476
Issue date
Aug 30, 2022
FUJIFILM Corporation
Norihito Kasada
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
Patent number
11,423,932
Issue date
Aug 23, 2022
FUJIFILM Corporation
Eiki Ozawa
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
Patent number
11,417,358
Issue date
Aug 16, 2022
FUJIFILM Corporation
Norihito Kasada
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Selectively activating microactuators on a head gimbal assembly
Patent number
11,393,496
Issue date
Jul 19, 2022
Seagate Technology LLC
Hassene Atitallah
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
Patent number
11,386,926
Issue date
Jul 12, 2022
FUJIFILM Corporation
Norihito Kasada
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Read head stress reduction
Patent number
11,386,921
Issue date
Jul 12, 2022
Seagate Technology LLC
Peter S. Harllee
G11 - INFORMATION STORAGE
Information
Patent Grant
Adaptive bias control for magnetic recording head
Patent number
11,380,355
Issue date
Jul 5, 2022
Headway Technologies, Inc.
Glen Garfunkel
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
Patent number
11,355,142
Issue date
Jun 7, 2022
FUJIFILM Corporation
Eiki Ozawa
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Data storage device measuring HAMR media distributions
Patent number
11,276,432
Issue date
Mar 15, 2022
Western Digital Technologies, Inc.
Pierre-Olivier Jubert
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and apparatus for modulating a laser power signal during hea...
Patent number
11,270,733
Issue date
Mar 8, 2022
Seagate Technology LLC
Ian James Gilbert
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
MAGNETORESISTIVE ASYMMETRY COMPENSATION
Publication number
20240144959
Publication date
May 2, 2024
SEAGATE TECHNOLOGY LLC
Jason Bellorado
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Adaptive Bias Control for Magnetic Recording Head
Publication number
20240071414
Publication date
Feb 29, 2024
HEADWAY TECHNOLOGIES, INC.
Glen Garfunkel
G11 - INFORMATION STORAGE
Information
Patent Application
Device Lifetime Improvement Through Constant Temperature
Publication number
20230267954
Publication date
Aug 24, 2023
Western Digital Technologies, Inc.
Yu LO
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
MAGNETIC DISK APPARATUS AND METHOD
Publication number
20230088609
Publication date
Mar 23, 2023
Kabushiki Kaisha Toshiba
Masahisa MIYAKE
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DATA STORAGE DEVICE PRE-BIASING WRITE CURRENT FOR ENERGY ASSISTED M...
Publication number
20220343943
Publication date
Oct 27, 2022
Western Digital Technologies, Inc.
JOEY M. POSS
G11 - INFORMATION STORAGE
Information
Patent Application
Adaptive Bias Control for Magnetic Recording Head
Publication number
20220335969
Publication date
Oct 20, 2022
HEADWAY TECHNOLOGIES, INC.
Glen Garfunkel
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETORESISTIVE ASYMMETRY COMPENSATION
Publication number
20220246171
Publication date
Aug 4, 2022
SEAGATE TECHNOLOGY LLC
Jason Bellorado
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DATA STORAGE DEVICE WITH HISTORY DEPENDENT WRITE BOOST
Publication number
20220246173
Publication date
Aug 4, 2022
Western Digital Technologies, Inc.
Guoxiao Guo
G11 - INFORMATION STORAGE
Information
Patent Application
RECORDING DEVICE, RECORDING METHOD, RECORDING PROGRAM, AND MAGNETIC...
Publication number
20220208218
Publication date
Jun 30, 2022
FUJIFILM CORPORATION
Michitaka KONDO
G11 - INFORMATION STORAGE
Information
Patent Application
SELECTIVELY ACTIVATING MICROACTUATORS ON A HEAD GIMBAL ASSEMBLY
Publication number
20220108717
Publication date
Apr 7, 2022
Seagate Technology LLC
Hassene Atitallah
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
READ HEAD STRESS REDUCTION
Publication number
20220101874
Publication date
Mar 31, 2022
SEAGATE TECHNOLOGY LLC
Peter S. Harllee
G11 - INFORMATION STORAGE
Information
Patent Application
SOT Differential Reader And Method Of Making Same
Publication number
20220005498
Publication date
Jan 6, 2022
Western Digital Technologies, Inc.
Quang LE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD AND APPARATUS FOR MODULATING A LASER POWER SIGNAL DURING HEA...
Publication number
20210407546
Publication date
Dec 30, 2021
SEAGATE TECHNOLOGY LLC
Ian James Gilbert
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
MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC TAPE APPARATUS
Publication number
20210375311
Publication date
Dec 2, 2021
FUJIFILM CORPORATION
Eiki Ozawa
G01 - MEASURING TESTING
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
BiSb Topological Insulator with Seed Layer or Interlayer to Prevent...
Publication number
20210336127
Publication date
Oct 28, 2021
Western Digital Technologies, Inc.
Quang LE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC TAPE APPARATUS
Publication number
20210295865
Publication date
Sep 23, 2021
FUJIFILM CORPORATION
Norihito Kasada
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC TAPE APPARATUS
Publication number
20210249043
Publication date
Aug 12, 2021
FUJIFILM CORPORATION
Norihito KASADA
B82 - NANO-TECHNOLOGY
Information
Patent Application
MAGNETIC DISK DEVICE AND WRITE OPERATION METHOD
Publication number
20210090605
Publication date
Mar 25, 2021
Kabushiki Kaisha Toshiba
Hiroyuki SUZUKI
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC DISK DEVICE AND METHOD OF CONTROLLING MAGNETIC DISK DEVICE
Publication number
20210065744
Publication date
Mar 4, 2021
Kabushiki Kaisha Toshiba
Shinya Ito
G11 - INFORMATION STORAGE
Information
Patent Application
METHOD FOR EVALUATING MAGNETIC HEAD AND EVALUATION APPARATUS OF MAG...
Publication number
20200411040
Publication date
Dec 31, 2020
Kabushiki Kaisha Toshiba
Hirofumi SUTO
G01 - MEASURING TESTING
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 TAPE READING APPARATUS, OPERATION METHOD OF MAGNETIC TAPE...
Publication number
20200312356
Publication date
Oct 1, 2020
FUJIFILM CORPORATION
Atsushi MUSHA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MAGNETIC DISK DEVICE AND RECORDING METHOD OF MAGNETIC DISK DEVICE
Publication number
20200265867
Publication date
Aug 20, 2020
Kabushiki Kaisha Toshiba
Yusuke Tomoda
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC TAPE APPARATUS
Publication number
20200251135
Publication date
Aug 6, 2020
FUJIFILM CORPORATION
Norihito KASADA
B82 - NANO-TECHNOLOGY
Information
Patent Application
MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC TAPE APPARATUS
Publication number
20200251136
Publication date
Aug 6, 2020
FUJIFILM CORPORATION
Eiki OZAWA
B82 - NANO-TECHNOLOGY
Information
Patent Application
MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC TAPE APPARATUS
Publication number
20200251140
Publication date
Aug 6, 2020
FUJIFILM CORPORATION
Eiki OZAWA
B82 - NANO-TECHNOLOGY