Kazuhiro Sato

Person

Kyoto, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Motor including yoke flange portion and disk drive device including...
- Patent number 11,978,481
- Issue date May 7, 2024
- Nidec Corporation
- Naoyuki Kimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Spindle motor and disk drive device including the same
- Patent number 11,676,638
- Issue date Jun 13, 2023
- Nidec Corporation
- Kazuhiro Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Fluid dynamic bearing device, motor, and disk drive device
- Patent number 10,612,584
- Issue date Apr 7, 2020
- Nidec Corporation
- Kazuhiro Sato
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor
- Patent number 10,566,865
- Issue date Feb 18, 2020
- Nidec Corporation
- Takuo Miyake
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor and disk drive apparatus
- Patent number 10,559,998
- Issue date Feb 11, 2020
- Nidec Corporation
- Yoichi Sekii
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor and disk drive apparatus
- Patent number 9,837,872
- Issue date Dec 5, 2017
- Nidec Corporation
- Yoichi Sekii
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Spindle motor and disk drive apparatus
- Patent number 9,502,071
- Issue date Nov 22, 2016
- Nidec Corporation
- Kazuhiro Sato
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of manufacturing disk drive apparatus
- Patent number 9,083,224
- Issue date Jul 14, 2015
- Nidec Corporation
- Masahiro Shiraishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Spindle motor and disk drive apparatus
- Patent number 9,064,529
- Issue date Jun 23, 2015
- Nidec Corporation
- Katsuya Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Motor and disk drive apparatus
- Patent number 9,064,530
- Issue date Jun 23, 2015
- Nidec Corporation
- Hiroyuki Abe
- G11 - INFORMATION STORAGE
Information Patent Grant
Motor with stator teeth having an increased width and slanted portion
- Patent number 9,001,459
- Issue date Apr 7, 2015
- Nidec Corporation
- Hiroyuki Abe
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor and disk drive apparatus
- Patent number 8,879,204
- Issue date Nov 4, 2014
- Nidec Corporation
- Yoichi Sekii
- G11 - INFORMATION STORAGE
Information Patent Grant
Motor and disk drive apparatus
- Patent number 8,873,198
- Issue date Oct 28, 2014
- Nidec Corporation
- Shuji Iwasaki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor and disk drive apparatus
- Patent number 8,873,197
- Issue date Oct 28, 2014
- Nidec Corporation
- Shuji Iwasaki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor and disk drive apparatus
- Patent number 8,824,097
- Issue date Sep 2, 2014
- Nidec Corporation
- Shuji Iwasaki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Bearing apparatus, spindle motor, and disk drive apparatus
- Patent number 8,794,839
- Issue date Aug 5, 2014
- Nidec Corporation
- Akihiro Kimura
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Spindle motor with hydrodynamic bearing structure having capillary...
- Patent number 8,773,816
- Issue date Jul 8, 2014
- Nidec Corporation
- Kazuhiro Sato
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor and disk drive apparatus
- Patent number 8,754,554
- Issue date Jun 17, 2014
- Nidec Corporation
- Takehito Tamaoka
- G11 - INFORMATION STORAGE
Information Patent Grant
Spindle motor and disk drive apparatus
- Patent number 8,737,018
- Issue date May 27, 2014
- Nidec Corporation
- Masahiro Shiraishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Motor and disk drive apparatus
- Patent number 8,711,514
- Issue date Apr 29, 2014
- Nidec Corporation
- Shuji Iwasaki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor and disk drive apparatus
- Patent number 8,699,180
- Issue date Apr 15, 2014
- Nidec Corporation
- Masahiro Shiraishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Spindle motor and disk drive apparatus
- Patent number 8,576,512
- Issue date Nov 5, 2013
- Nidec Corporation
- Kazuhiro Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Spindle motor and storage disk drive
- Patent number 8,553,355
- Issue date Oct 8, 2013
- Nidec Corporation
- Junya Mizukami
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Motor and disk drive apparatus
- Patent number 8,514,515
- Issue date Aug 20, 2013
- Nidec Corporation
- Shuji Iwasaki
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SPINDLE MOTOR AND DISK DRIVING DEVICE HAVING SAME
- Publication number 20240177736
- Publication date May 30, 2024
- NIDEC CORPORATION
- Kazuhiro SATO
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE DEVICE
- Publication number 20230352049
- Publication date Nov 2, 2023
- NIDEC CORPORATION
- Naoyuki KIMURA
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR, AND DISK DRIVE APPARATUS
- Publication number 20230018843
- Publication date Jan 19, 2023
- NIDEC CORPORATION
- Masahiro IMAHORI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MOTOR AND DISK DRIVE DEVICE
- Publication number 20220416603
- Publication date Dec 29, 2022
- NIDEC CORPORATION
- Ryo MIYOSHI
- G11 - INFORMATION STORAGE
Information Patent Application
SPINDLE MOTOR AND DISK DRIVE DEVICE INCLUDING THE SAME
- Publication number 20220319547
- Publication date Oct 6, 2022
- NIDEC CORPORATION
- Kazuhiro SATO
- G11 - INFORMATION STORAGE
Information Patent Application
FLUID DYNAMIC BEARING DEVICE, MOTOR, AND DISK DRIVE DEVICE
- Publication number 20200003254
- Publication date Jan 2, 2020
- NIDEC CORPORATION
- Kazuhiro SATO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR
- Publication number 20190214052
- Publication date Jul 11, 2019
- NIDEC CORPORATION
- Kazuhiro SATO
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR
- Publication number 20190214868
- Publication date Jul 11, 2019
- NIDEC CORPORATION
- Takuo MIYAKE
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE APPARATUS
- Publication number 20180048208
- Publication date Feb 15, 2018
- NIDEC CORPORATION
- Yoichi SEKII
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE APPARATUS
- Publication number 20150170701
- Publication date Jun 18, 2015
- NIDEC CORPORATION
- Hiroyuki ABE
- G11 - INFORMATION STORAGE
Information Patent Application
SPINDLE MOTOR AND DISK DRIVE APPARATUS
- Publication number 20150138670
- Publication date May 21, 2015
- NIDEC CORPORATION
- Kazuhiro SATO
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE APPARATUS
- Publication number 20150108861
- Publication date Apr 23, 2015
- NIDEC CORPORATION
- Yoichi SEKII
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SPINDLE MOTOR AND DISK DRIVE APPARATUS
- Publication number 20150055248
- Publication date Feb 26, 2015
- NIDEC CORPORATION
- Katsuya TAKAHASHI
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE APPARATUS
- Publication number 20140334034
- Publication date Nov 13, 2014
- Shuji IWASAKI
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE APPARATUS
- Publication number 20140334035
- Publication date Nov 13, 2014
- Shuji IWASAKI
- G11 - INFORMATION STORAGE
Information Patent Application
SPINDLE MOTOR WITH HYDRODYNAMIC BEARING STRUCTURE HAVING CAPILLARY...
- Publication number 20140211342
- Publication date Jul 31, 2014
- NIDEC CORPORATION
- Kazuhiro SATO
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE APPARATUS
- Publication number 20140192439
- Publication date Jul 10, 2014
- NIDEC CORPORATION
- Shuji Iwasaki
- G11 - INFORMATION STORAGE
Information Patent Application
SPINDLE MOTOR AND DISK DRIVE APPARATUS
- Publication number 20140153132
- Publication date Jun 5, 2014
- NIDEC CORPORATION
- Kazuhiro SATO
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF MANUFACTURING DISK DRIVE APPARATUS AND METHOD OF MANUFACT...
- Publication number 20140082927
- Publication date Mar 27, 2014
- NIDEC CORPORATION
- Masahiro SHIRAISHI
- G11 - INFORMATION STORAGE
Information Patent Application
SPINDLE MOTOR AND DISK DRIVE APPARATUS
- Publication number 20140086036
- Publication date Mar 27, 2014
- NIDEC CORPORATION
- Masahiro SHIRAISHI
- G11 - INFORMATION STORAGE
Information Patent Application
SPINDLE MOTOR AND DISK DRIVE APPARATUS
- Publication number 20140042844
- Publication date Feb 13, 2014
- NIDEC CORPORATION
- Kazuhiro SATO
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE APPARATUS
- Publication number 20130342934
- Publication date Dec 26, 2013
- NIDEC CORPORATION
- Masahiro SHIRAISHI
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE APPARATUS
- Publication number 20130300234
- Publication date Nov 14, 2013
- Yoichi SEKII
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE APPARATUS
- Publication number 20130242429
- Publication date Sep 19, 2013
- NIDEC CORPORATION
- Shuji Iwasaki
- G11 - INFORMATION STORAGE
Information Patent Application
SPINDLE MOTOR AND STORAGE DISK DRIVE
- Publication number 20130128379
- Publication date May 23, 2013
- NIDEC CORPORATION
- Junya MIZUKAMI
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE APPARATUS
- Publication number 20130083427
- Publication date Apr 4, 2013
- NIDEC CORPORATION
- Shuji IWASAKI
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE APPARATUS
- Publication number 20130050872
- Publication date Feb 28, 2013
- NIDEC CORPORATION
- Yoichi SEKII
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE APPARATUS
- Publication number 20130049551
- Publication date Feb 28, 2013
- NIDEC CORPORATION
- Takehito TAMAOKA
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR AND DISK DRIVE APPARATUS
- Publication number 20130050873
- Publication date Feb 28, 2013
- NIDEC CORPORATION
- Hiroyuki ABE
- G11 - INFORMATION STORAGE
Information Patent Application
BEARING APPARATUS, SPINDLE MOTOR, AND DISK DRIVE APPARATUS
- Publication number 20120326543
- Publication date Dec 27, 2012
- NIDEC CORPORATION
- Akihiro KIMURA
- G11 - INFORMATION STORAGE

Kazuhiro Sato

Person

Patents Grantslast 30 patents

Motor including yoke flange portion and disk drive device including...

Spindle motor and disk drive device including the same

Fluid dynamic bearing device, motor, and disk drive device

Motor

Motor and disk drive apparatus

Motor and disk drive apparatus

Spindle motor and disk drive apparatus

Method of manufacturing disk drive apparatus

Spindle motor and disk drive apparatus

Motor and disk drive apparatus

Motor with stator teeth having an increased width and slanted portion

Motor and disk drive apparatus

Motor and disk drive apparatus

Motor and disk drive apparatus

Motor and disk drive apparatus

Bearing apparatus, spindle motor, and disk drive apparatus

Spindle motor with hydrodynamic bearing structure having capillary...

Motor and disk drive apparatus

Spindle motor and disk drive apparatus

Motor and disk drive apparatus

Motor and disk drive apparatus

Spindle motor and disk drive apparatus

Spindle motor and storage disk drive

Motor and disk drive apparatus

Patents Applicationslast 30 patents

SPINDLE MOTOR AND DISK DRIVING DEVICE HAVING SAME

MOTOR AND DISK DRIVE DEVICE

MOTOR, AND DISK DRIVE APPARATUS

MOTOR AND DISK DRIVE DEVICE

SPINDLE MOTOR AND DISK DRIVE DEVICE INCLUDING THE SAME

FLUID DYNAMIC BEARING DEVICE, MOTOR, AND DISK DRIVE DEVICE

MOTOR

MOTOR

MOTOR AND DISK DRIVE APPARATUS

MOTOR AND DISK DRIVE APPARATUS

SPINDLE MOTOR AND DISK DRIVE APPARATUS

MOTOR AND DISK DRIVE APPARATUS

SPINDLE MOTOR AND DISK DRIVE APPARATUS

MOTOR AND DISK DRIVE APPARATUS

MOTOR AND DISK DRIVE APPARATUS

SPINDLE MOTOR WITH HYDRODYNAMIC BEARING STRUCTURE HAVING CAPILLARY...

MOTOR AND DISK DRIVE APPARATUS

SPINDLE MOTOR AND DISK DRIVE APPARATUS

METHOD OF MANUFACTURING DISK DRIVE APPARATUS AND METHOD OF MANUFACT...

SPINDLE MOTOR AND DISK DRIVE APPARATUS

SPINDLE MOTOR AND DISK DRIVE APPARATUS

MOTOR AND DISK DRIVE APPARATUS

MOTOR AND DISK DRIVE APPARATUS

MOTOR AND DISK DRIVE APPARATUS

SPINDLE MOTOR AND STORAGE DISK DRIVE

MOTOR AND DISK DRIVE APPARATUS

MOTOR AND DISK DRIVE APPARATUS

MOTOR AND DISK DRIVE APPARATUS

MOTOR AND DISK DRIVE APPARATUS

BEARING APPARATUS, SPINDLE MOTOR, AND DISK DRIVE APPARATUS