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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic head and magnetic recording device
Patent number
12,033,676
Issue date
Jul 9, 2024
Kabushiki Kaisha Toshiba
Yuji Nakagawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head and magnetic recording device including a stacked bod...
Patent number
11,705,152
Issue date
Jul 18, 2023
Kabushiki Kaisha Toshiba
Hitoshi Iwasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head and magnetic recording device
Patent number
11,615,808
Issue date
Mar 28, 2023
Kabushiki Kaisha Toshiba
Yuji Nakagawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording device and magnetic recording method utilizing a...
Patent number
11,568,890
Issue date
Jan 31, 2023
Kabushiki Kaisha Toshiba
Hirofumi Suto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head and magnetic recording device
Patent number
11,521,644
Issue date
Dec 6, 2022
Kabushiki Kaisha Toshiba
Yuji Nakagawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording device including a magnetic head including a sta...
Patent number
11,495,250
Issue date
Nov 8, 2022
Kabushiki Kaisha Toshiba
Hitoshi Iwasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Evaluation method of magnetic head and evaluation device of magneti...
Patent number
11,488,623
Issue date
Nov 1, 2022
Kabushiki Kaisha Toshiba
Hirofumi Suto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head and magnetic recording device having magnetic layers...
Patent number
11,462,239
Issue date
Oct 4, 2022
Kabushiki Kaisha Toshiba
Tazumi Nagasawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head and magnetic recording device including a stacked bod...
Patent number
11,443,762
Issue date
Sep 13, 2022
Kabushiki Kaisha Toshiba
Hitoshi Iwasaki
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 head with stacked body having non-magnetic layers and diff...
Patent number
11,398,244
Issue date
Jul 26, 2022
Kabushiki Kaisha Toshiba
Masayuki Takagishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head and magnetic recording device
Patent number
11,393,493
Issue date
Jul 19, 2022
Kabushiki Kaisha Toshiba
Yuji Nakagawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head including stacked body with changing electrical resis...
Patent number
11,380,352
Issue date
Jul 5, 2022
Kabushiki Kaisha Toshiba
Hitoshi Iwasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head for high density magnetic recording device
Patent number
11,348,606
Issue date
May 31, 2022
Kabushiki Kaisha Toshiba
Hitoshi Iwasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head including stacked body having plural of intermediate...
Patent number
11,217,272
Issue date
Jan 4, 2022
Kabushiki Kaisha Toshiba
Hirofumi Suto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head and magnetic recording device having magnetic layers...
Patent number
11,138,994
Issue date
Oct 5, 2021
Kabushiki Kaisha Toshiba
Tazumi Nagasawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head including plural magnetic layers and plural intermedi...
Patent number
11,087,781
Issue date
Aug 10, 2021
Kabushiki Kaisha Toshiba
Masayuki Takagishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head having specific distance between magnetic pole, stack...
Patent number
11,062,728
Issue date
Jul 13, 2021
Kabushiki Kaisha Toshiba
Masayuki Takagishi
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for evaluating magnetic head and evaluation apparatus of mag...
Patent number
11,062,730
Issue date
Jul 13, 2021
Kabushiki Kaisha Toshiba
Hirofumi Suto
G01 - MEASURING TESTING
Information
Patent Grant
Magnetic head
Patent number
11,004,464
Issue date
May 11, 2021
Kabushiki Kaisha Toshiba
Hirofumi Suto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording device
Patent number
10,978,098
Issue date
Apr 13, 2021
Kabushiki Kaisha Toshiba
Naoyuki Narita
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head and magnetic recording and reproducing device
Patent number
10,950,259
Issue date
Mar 16, 2021
Kabushiki Kaisha Toshiba
Naoyuki Narita
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head having a magnetic layer and first and second conducti...
Patent number
10,902,869
Issue date
Jan 26, 2021
Kabushiki Kaisha Toshiba
Hirofumi Suto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head with conductive layer configurations between magnetic...
Patent number
10,811,037
Issue date
Oct 20, 2020
Kabushiki Kaisha Toshiba
Hirofumi Suto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head and magnetic recording and reproducing device
Patent number
10,734,017
Issue date
Aug 4, 2020
Kabushiki Kaisha Toshiba
Naoyuki Narita
G11 - INFORMATION STORAGE
Information
Patent Grant
Oscillator and calculating device
Patent number
10,522,172
Issue date
Dec 31, 2019
Kabushiki Kaisha Toshiba
Tazumi Nagasawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head with spin torque oscillator connection configuration
Patent number
10,424,325
Issue date
Sep 24, 2019
Kabushiki Kaisha Toshiba
Hirofumi Suto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium including multiple magnetic layers with m...
Patent number
10,210,894
Issue date
Feb 19, 2019
Kabushiki Kaisha Toshiba
Hirofumi Suto
G11 - INFORMATION STORAGE
Information
Patent Grant
Perpendicular magnetic recording and reproducing device
Patent number
10,127,931
Issue date
Nov 13, 2018
Kabushiki Kaisha Toshiba
Hirofumi Suto
G11 - INFORMATION STORAGE
Information
Patent Grant
Computing apparatus and computing method
Patent number
10,027,334
Issue date
Jul 17, 2018
Kabushiki Kaisha Toshiba
Taro Kanao
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
Publication number
20230046928
Publication date
Feb 16, 2023
Kabushiki Kaisha Toshiba
Yuji NAKAGAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
Publication number
20220375494
Publication date
Nov 24, 2022
Kabushiki Kaisha Toshiba
Hitoshi IWASAKI
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
Publication number
20220270640
Publication date
Aug 25, 2022
Kabushiki Kaisha Toshiba
Yuji NAKAGAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
Publication number
20220270641
Publication date
Aug 25, 2022
Kabushiki Kaisha Toshiba
Yuji NAKAGAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC RECORDING DEVICE AND MAGNETIC RECORDING METHOD
Publication number
20220157336
Publication date
May 19, 2022
Kabushiki Kaisha Toshiba
Hirofumi SUTO
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
Publication number
20220157335
Publication date
May 19, 2022
Kabushiki Kaisha Toshiba
Hitoshi IWASAKI
G11 - INFORMATION STORAGE
Information
Patent Application
EVALUATION METHOD OF MAGNETIC HEAD AND EVALUATION DEVICE OF MAGNETI...
Publication number
20220122632
Publication date
Apr 21, 2022
Kabushiki Kaisha Toshiba
Hirofumi SUTO
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
Publication number
20220068299
Publication date
Mar 3, 2022
Kabushiki Kaisha Toshiba
Hitoshi IWASAKI
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
Publication number
20220005497
Publication date
Jan 6, 2022
Kabushiki Kaisha Toshiba
Masayuki TAKAGISHI
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
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
Publication number
20210375309
Publication date
Dec 2, 2021
Kabushiki Kaisha Toshiba
Hitoshi IWASAKI
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
Publication number
20210217440
Publication date
Jul 15, 2021
Kabushiki Kaisha Toshiba
Hirofumi SUTO
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
Publication number
20210142821
Publication date
May 13, 2021
Kabushiki Kaisha Toshiba
Hitoshi IWASAKI
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
Publication number
20210104257
Publication date
Apr 8, 2021
Kabushiki Kaisha Toshiba
Hitoshi IWASAKI
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
Publication number
20210074320
Publication date
Mar 11, 2021
Kabushiki Kaisha Toshiba
Masayuki TAKAGISHI
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
Publication number
20210074319
Publication date
Mar 11, 2021
Kabushiki Kaisha Toshiba
Masayuki TAKAGISHI
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 HEAD AND MAGNETIC RECORDING AND REPRODUCING DEVICE
Publication number
20200327901
Publication date
Oct 15, 2020
Kabushiki Kaisha Toshiba
Naoyuki NARITA
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
Publication number
20200294537
Publication date
Sep 17, 2020
Kabushiki Kaisha Toshiba
Tazumi NAGASAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING AND REPRODUCING DEVICE
Publication number
20200168244
Publication date
May 28, 2020
Kabushiki Kaisha Toshiba
Hirofumi SUTO
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING AND REPRODUCING DEVICE
Publication number
20200082845
Publication date
Mar 12, 2020
Kabushiki Kaisha Toshiba
Hirofumi SUTO
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING AND REPRODUCING DEVICE
Publication number
20200058322
Publication date
Feb 20, 2020
Kabushiki Kaisha Toshiba
Naoyuki NARITA
G11 - INFORMATION STORAGE
Information
Patent Application
OSCILLATOR AND CALCULATING DEVICE
Publication number
20180374502
Publication date
Dec 27, 2018
Kabushiki Kaisha Toshiba
Tazumi NAGASAWA
G11 - INFORMATION STORAGE
Information
Patent Application
MICROWAVE SENSOR AND MICROWAVE IMAGING DEVICE
Publication number
20180267087
Publication date
Sep 20, 2018
Kabushiki Kaisha Toshiba
Tazumi NAGASAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING AND REPRODUCING DEVICE
Publication number
20180204589
Publication date
Jul 19, 2018
Kabushiki Kaisha Toshiba
Hirofumi SUTO
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC RECORDING AND REPRODUCING DEVICE, MAGNETIC HEAD, AND MAGNE...
Publication number
20170352367
Publication date
Dec 7, 2017
Kabushiki Kaisha Toshiba
Taro Kanao
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC RECORDING AND REPRODUCING APPARATUS AND MAGNETIC RECORDING...
Publication number
20170294207
Publication date
Oct 12, 2017
Kabushiki Kaisha Toshiba
Tazumi NAGASAWA
G11 - INFORMATION STORAGE
Information
Patent Application
COMPUTING APPARATUS AND COMPUTING METHOD
Publication number
20170272087
Publication date
Sep 21, 2017
Kabushiki Kaisha Toshiba
Taro KANAO
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MAGNETIC RECORDING AND REPRODUCING DEVICE
Publication number
20170256273
Publication date
Sep 7, 2017
Kabushiki Kaisha Toshiba
Hirofumi SUTO
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING AND REPRODUCING DE...
Publication number
20170061999
Publication date
Mar 2, 2017
Kabushiki Kaisha Toshiba
Hirofumi SUTO
G11 - INFORMATION STORAGE