Norikazu Ota

Person

Chuo-ku, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetoresistive element, magnetoresistive device and magnetic sensor
- Patent number 12,204,003
- Issue date Jan 21, 2025
- TDK Corporation
- Daichi Takano
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic sensor device
- Patent number 12,188,996
- Issue date Jan 7, 2025
- TDK Corporation
- Norikazu Ota
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic field detection apparatus and current detection apparatus
- Patent number 11,959,943
- Issue date Apr 16, 2024
- TDK Corporation
- Norikazu Ota
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic sensor device and magnetic sensor system
- Patent number 11,946,989
- Issue date Apr 2, 2024
- TDK Corporation
- Norikazu Ota
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic sensor
- Patent number 11,940,506
- Issue date Mar 26, 2024
- TDK Corporation
- Kenzo Makino
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic field detection apparatus and current detection apparatus
- Patent number 11,885,835
- Issue date Jan 30, 2024
- TDK Corporation
- Takafumi Kobayashi
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic sensor device and magnetic sensor system
- Patent number 11,686,788
- Issue date Jun 27, 2023
- TDK Corporation
- Norikazu Ota
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic field detection apparatus and current detection apparatus
- Patent number 11,549,970
- Issue date Jan 10, 2023
- TDK Corporation
- Norikazu Ota
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic sensor
- Patent number 11,467,234
- Issue date Oct 11, 2022
- TDK Corporation
- Kenzo Makino
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic field detection apparatus and current detection apparatus
- Patent number 11,422,166
- Issue date Aug 23, 2022
- TDK Corporation
- Takafumi Kobayashi
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic field detection apparatus and current detection apparatus
- Patent number 11,372,029
- Issue date Jun 28, 2022
- TDK Corporation
- Norikazu Ota
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thermally assisted magnetic recording head having plasmon generator...
- Patent number 10,339,965
- Issue date Jul 2, 2019
- TDK Corporation
- Yuki Nishimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermal assisted magnetic recording head having plasmon generator i...
- Patent number 9,997,178
- Issue date Jun 12, 2018
- TDK Corporation
- Yuki Nishimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of setting flying height and flying height setting device
- Patent number 9,230,586
- Issue date Jan 5, 2016
- TDK Corporation
- Norikazu Ota
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermal assisted magnetic recording head utilizing uncoupled light
- Patent number 9,165,582
- Issue date Oct 20, 2015
- TDK Corporation
- Shinji Hara
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally-assisted magnetic recording head, head gimbals assembly,...
- Patent number 9,153,267
- Issue date Oct 6, 2015
- TDK Corporation
- Eiji Komura
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic write head and magnetic recording device hav...
- Patent number 8,908,328
- Issue date Dec 9, 2014
- TDK Corporation
- Masahiro Saito
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head for perpendicular magnetic recording having a write s...
- Patent number 8,867,168
- Issue date Oct 21, 2014
- TDK Corporation
- Norikazu Ota
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head for perpendicular magnetic recording having a write s...
- Patent number 8,619,389
- Issue date Dec 31, 2013
- TDK Corporation
- Masahiro Saito
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording device, magnetic recording method and magnetic r...
- Patent number 8,559,123
- Issue date Oct 15, 2013
- TDK Corporation
- Kei Hirata
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Perpendicular magnetic head and magnetic recording system having no...
- Patent number 8,305,709
- Issue date Nov 6, 2012
- TDK Corporation
- Norikazu Ota
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin-film magnetic head with a magnetic pole having an inclined ste...
- Patent number 8,102,623
- Issue date Jan 24, 2012
- TDK Corporation
- Kenkichi Anagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic write head having a thin film coil generatin...
- Patent number 8,064,163
- Issue date Nov 22, 2011
- TDK Corporation
- Norikazu Ota
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin film magnetic head
- Patent number 8,018,675
- Issue date Sep 13, 2011
- TDK Corporation
- Minoru Shinoda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording/reproducing system, and thin-film magnetic head...
- Patent number 7,983,009
- Issue date Jul 19, 2011
- TDK Corporation
- Norikazu Ota
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin-film magnetic head with heating portion and protrusion adjustm...
- Patent number 7,974,046
- Issue date Jul 5, 2011
- TDK Corporation
- Norikazu Ota
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin-film magnetic head having heating element with lower-resistanc...
- Patent number 7,961,429
- Issue date Jun 14, 2011
- TDK Corporation
- Katsuki Kurihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head for perpendicular magnetic recording with a shield an...
- Patent number 7,948,716
- Issue date May 24, 2011
- Sae Magnetics (H.K.) Ltd.
- Naoto Matono
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording method using ferromagnetic resonance and thin-fi...
- Patent number 7,920,357
- Issue date Apr 5, 2011
- TDK Corporation
- Isamu Sato
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Thin-film magnetic head with coil-insulating layer that thermal exp...
- Patent number 7,903,370
- Issue date Mar 8, 2011
- TDK Corporation
- Katsuki Kurihara
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC SENSOR
- Publication number 20240361403
- Publication date Oct 31, 2024
- TDK Corporation
- Takehiro Isoda
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC SENSOR
- Publication number 20240310460
- Publication date Sep 19, 2024
- TDK Corporation
- Takehiro ISODA
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC SENSOR DEVICE
- Publication number 20240280652
- Publication date Aug 22, 2024
- TDK Corporation
- Norikazu OTA
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS
- Publication number 20240210446
- Publication date Jun 27, 2024
- TDK Corporation
- Norikazu OTA
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC SENSOR
- Publication number 20240201286
- Publication date Jun 20, 2024
- TDK Corporation
- Norikazu OTA
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC SENSOR
- Publication number 20240192292
- Publication date Jun 13, 2024
- TDK Corporation
- Kenzo MAKINO
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS
- Publication number 20240110951
- Publication date Apr 4, 2024
- TDK Corporation
- Takafumi KOBAYASHI
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC SENSOR DEVICE AND MAGNETIC SENSOR SYSTEM
- Publication number 20230280420
- Publication date Sep 7, 2023
- TDK Corporation
- Norikazu OTA
- G01 - MEASURING TESTING
Information Patent Application
MAGNETORESISTIVE ELEMENT, MAGNETORESISTIVE DEVICE AND MAGNETIC SENSOR
- Publication number 20230103619
- Publication date Apr 6, 2023
- TDK Corporation
- Daichi TAKANO
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS
- Publication number 20230099490
- Publication date Mar 30, 2023
- TDK Corporation
- Norikazu OTA
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC SENSOR
- Publication number 20230087727
- Publication date Mar 23, 2023
- TDK Corporation
- Takehiro ISODA
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC SENSOR DEVICE
- Publication number 20230088756
- Publication date Mar 23, 2023
- TDK Corporation
- Norikazu OTA
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC SENSOR DEVICE AND MAGNETIC SENSOR SYSTEM
- Publication number 20230008088
- Publication date Jan 12, 2023
- TDK Corporation
- Norikazu OTA
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC SENSOR
- Publication number 20220373620
- Publication date Nov 24, 2022
- TDK Corporation
- Kenzo MAKINO
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS
- Publication number 20220349921
- Publication date Nov 3, 2022
- TDK Corporation
- Takafumi KOBAYASHI
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS
- Publication number 20220308095
- Publication date Sep 29, 2022
- TDK Corporation
- Norikazu OTA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS
- Publication number 20210293857
- Publication date Sep 23, 2021
- TDK Corporation
- Takafumi KOBAYASHI
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS
- Publication number 20210181241
- Publication date Jun 17, 2021
- TDK Corporation
- Norikazu OTA
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS
- Publication number 20210181240
- Publication date Jun 17, 2021
- TDK Corporation
- Norikazu OTA
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC SENSOR
- Publication number 20210156933
- Publication date May 27, 2021
- TDK Corporation
- Kenzo MAKINO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THERMAL ASSISTED MAGNETIC RECORDING HEAD HAVING PLASMON GENERATOR I...
- Publication number 20180211686
- Publication date Jul 26, 2018
- TDK Corporation
- Yuki NISHIMURA
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF SETTING FLYING HEIGHT AND FLYING HEIGHT SETTING DEVICE
- Publication number 20160019922
- Publication date Jan 21, 2016
- TDK Corporation
- Norikazu OTA
- G11 - INFORMATION STORAGE
Information Patent Application
THERMAL ASSISTED MAGNETIC RECORDING HEAD UTILIZING UNCOUPLED LIGHT
- Publication number 20150294678
- Publication date Oct 15, 2015
- TDK Corporation
- Shinji HARA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD FOR PERPENDICULAR MAGNETIC RECORDING HAVING A WRITE S...
- Publication number 20140160597
- Publication date Jun 12, 2014
- TDK Corporation
- Norikazu OTA
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR MAGNETIC WRITE HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20140098441
- Publication date Apr 10, 2014
- TDK Corporation
- Masahiro SAITO
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording device, magnetic recording method and magnetic r...
- Publication number 20110304939
- Publication date Dec 15, 2011
- TDK Corporation
- Kei Hirata
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR MAGNETIC HEAD AND MAGNETIC RECORDING SYSTEM
- Publication number 20100033879
- Publication date Feb 11, 2010
- TDK Corporation
- Norikazu OTA
- G11 - INFORMATION STORAGE
Information Patent Application
THIN FILM MAGNETIC HEAD
- Publication number 20090226761
- Publication date Sep 10, 2009
- TDK Corporation
- Minoru SHINODA
- G11 - INFORMATION STORAGE
Information Patent Application
THIN-FILM MAGNETIC HEAD, HEAD GIMBAL ASSEMBLY, AND HARD DISK SYSTEM
- Publication number 20090116143
- Publication date May 7, 2009
- TDK Corporation
- Hiraku HIRABAYASHI
- G11 - INFORMATION STORAGE
Information Patent Application
THIN-FILM MAGNETIC HEAD WITH PERPENDICULAR MAGNETIC RECORDING STRUC...
- Publication number 20090059438
- Publication date Mar 5, 2009
- TDK Corporation
- Kenkichi ANAGAWA
- G11 - INFORMATION STORAGE

Norikazu Ota

Person

Patents Grantslast 30 patents

Magnetoresistive element, magnetoresistive device and magnetic sensor

Magnetic sensor device

Magnetic field detection apparatus and current detection apparatus

Magnetic sensor device and magnetic sensor system

Magnetic sensor

Magnetic field detection apparatus and current detection apparatus

Magnetic sensor device and magnetic sensor system

Magnetic field detection apparatus and current detection apparatus

Magnetic sensor

Magnetic field detection apparatus and current detection apparatus

Magnetic field detection apparatus and current detection apparatus

Thermally assisted magnetic recording head having plasmon generator...

Thermal assisted magnetic recording head having plasmon generator i...

Method of setting flying height and flying height setting device

Thermal assisted magnetic recording head utilizing uncoupled light

Thermally-assisted magnetic recording head, head gimbals assembly,...

Perpendicular magnetic write head and magnetic recording device hav...

Magnetic head for perpendicular magnetic recording having a write s...

Magnetic head for perpendicular magnetic recording having a write s...

Magnetic recording device, magnetic recording method and magnetic r...

Perpendicular magnetic head and magnetic recording system having no...

Thin-film magnetic head with a magnetic pole having an inclined ste...

Perpendicular magnetic write head having a thin film coil generatin...

Thin film magnetic head

Magnetic recording/reproducing system, and thin-film magnetic head...

Thin-film magnetic head with heating portion and protrusion adjustm...

Thin-film magnetic head having heating element with lower-resistanc...

Magnetic head for perpendicular magnetic recording with a shield an...

Magnetic recording method using ferromagnetic resonance and thin-fi...

Thin-film magnetic head with coil-insulating layer that thermal exp...

Patents Applicationslast 30 patents

MAGNETIC SENSOR

MAGNETIC SENSOR

MAGNETIC SENSOR DEVICE

MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS

MAGNETIC SENSOR

MAGNETIC SENSOR

MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS

MAGNETIC SENSOR DEVICE AND MAGNETIC SENSOR SYSTEM

MAGNETORESISTIVE ELEMENT, MAGNETORESISTIVE DEVICE AND MAGNETIC SENSOR

MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS

MAGNETIC SENSOR

MAGNETIC SENSOR DEVICE

MAGNETIC SENSOR DEVICE AND MAGNETIC SENSOR SYSTEM

MAGNETIC SENSOR

MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS

MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS

MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS

MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS

MAGNETIC FIELD DETECTION APPARATUS AND CURRENT DETECTION APPARATUS

MAGNETIC SENSOR

THERMAL ASSISTED MAGNETIC RECORDING HEAD HAVING PLASMON GENERATOR I...

METHOD OF SETTING FLYING HEIGHT AND FLYING HEIGHT SETTING DEVICE

THERMAL ASSISTED MAGNETIC RECORDING HEAD UTILIZING UNCOUPLED LIGHT

MAGNETIC HEAD FOR PERPENDICULAR MAGNETIC RECORDING HAVING A WRITE S...

PERPENDICULAR MAGNETIC WRITE HEAD AND MAGNETIC RECORDING DEVICE

Magnetic recording device, magnetic recording method and magnetic r...

PERPENDICULAR MAGNETIC HEAD AND MAGNETIC RECORDING SYSTEM

THIN FILM MAGNETIC HEAD

THIN-FILM MAGNETIC HEAD, HEAD GIMBAL ASSEMBLY, AND HARD DISK SYSTEM

THIN-FILM MAGNETIC HEAD WITH PERPENDICULAR MAGNETIC RECORDING STRUC...