Masaki Kuwahara

Person

Fujisawa-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Motor drive control device, electric power steering device, and veh...
- Patent number 11,192,578
- Issue date Dec 7, 2021
- NSK Ltd.
- Masaki Kuwahara
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Rotation angle detection device and rotation angle detection method
- Patent number 10,690,514
- Issue date Jun 23, 2020
- NSK Ltd.
- Masaki Kuwahara
- G01 - MEASURING TESTING
Information Patent Grant
Motor drive control device, electric power steering device, and veh...
- Patent number 10,501,113
- Issue date Dec 10, 2019
- NSK Ltd.
- Masaki Kuwahara
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Motor drive control apparatus, electric power steering apparatus, a...
- Patent number 10,103,657
- Issue date Oct 16, 2018
- NSK, Ltd.
- Masaki Kuwahara
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Relative angle detection device, torque sensor, electric power stee...
- Patent number 10,035,535
- Issue date Jul 31, 2018
- NSK Ltd.
- Kazuhiro Ohira
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Force sensor
- Patent number 9,989,427
- Issue date Jun 5, 2018
- NSK Ltd.
- Seiichi Teshigawara
- G01 - MEASURING TESTING
Information Patent Grant
Resolver device, motor, and actuator
- Patent number 9,716,421
- Issue date Jul 25, 2017
- NSK Ltd.
- Kazuhiro Ohira
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Torque detecting device and electric power steering device
- Patent number 9,254,863
- Issue date Feb 9, 2016
- NSK Ltd.
- Masaki Kuwahara
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Abnormality diagnosing method for torque detecting device and elect...
- Patent number 9,248,853
- Issue date Feb 2, 2016
- NSK, Ltd.
- Masaki Kuwahara
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Torque detection apparatus, electric power steering system and vehicle
- Patent number 9,164,010
- Issue date Oct 20, 2015
- NSK Ltd.
- Masaki Kuwahara
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Roller bearing device having radial-plane arrangement structure of...
- Patent number 8,662,755
- Issue date Mar 4, 2014
- NSK Ltd.
- Hayao Watanabe
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Roller bearing device having radial-plane arrangement structure of...
- Patent number 8,651,744
- Issue date Feb 18, 2014
- NSK Ltd.
- Hayao Watanabe
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Roller bearing device having radial-plane arrangement structure of...
- Patent number 8,616,775
- Issue date Dec 31, 2013
- NSK Ltd.
- Hayao Watanabe
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Angle position detection apparatus
- Patent number 7,301,333
- Issue date Nov 27, 2007
- NSK Ltd.
- Masaki Kuwahara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Synchronous resolver, resolver cable and direct drive motor system
- Patent number 6,856,061
- Issue date Feb 15, 2005
- NSK Ltd.
- Masatoshi Nishizawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
VR-type resolver
- Patent number 6,137,204
- Issue date Oct 24, 2000
- NSK Ltd.
- Masaki Kuwahara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
MOTOR DRIVE CONTROL DEVICE, ELECTRIC POWER STEERING DEVICE, AND VEH...
- Publication number 20200062300
- Publication date Feb 27, 2020
- NSK Ltd.
- Masaki KUWAHARA
- B60 - VEHICLES IN GENERAL
Information Patent Application
ROTATION ANGLE DETECTION DEVICE AND ROTATION ANGLE DETECTION METHOD
- Publication number 20200041308
- Publication date Feb 6, 2020
- NSK Ltd.
- Masaki KUWAHARA
- G01 - MEASURING TESTING
Information Patent Application
Motor Drive Control Device, Electric Power Steering Device, and Veh...
- Publication number 20190039645
- Publication date Feb 7, 2019
- NSK LTD.
- Masaki KUWAHARA
- B60 - VEHICLES IN GENERAL
Information Patent Application
Rotation Angle Detector and Torque Sensor
- Publication number 20190041240
- Publication date Feb 7, 2019
- NSK LTD.
- Masaki KUWAHARA
- G01 - MEASURING TESTING
Information Patent Application
Motor Drive Control Apparatus, Electric Power Steering Apparatus, a...
- Publication number 20180234039
- Publication date Aug 16, 2018
- NSK LTD.
- Masaki KUWAHARA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Relative Angle Detection Device, Torque Sensor, Electric Power Stee...
- Publication number 20180154926
- Publication date Jun 7, 2018
- NSK LTD.
- Kazuhiro OHIRA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
RESOLVER DEVICE, MOTOR, AND ACTUATOR
- Publication number 20170005549
- Publication date Jan 5, 2017
- NSK Ltd.
- Kazuhiro OHIRA
- G01 - MEASURING TESTING
Information Patent Application
FORCE SENSOR
- Publication number 20160252410
- Publication date Sep 1, 2016
- NSK Ltd.
- Seiichi TESHIGAWARA
- G01 - MEASURING TESTING
Information Patent Application
Torque Detection Apparatus, Electric Power Steering System and Veh...
- Publication number 20150226627
- Publication date Aug 13, 2015
- NSK LTD.
- Masaki Kuwahara
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Torque Detecting Device and Electric Power Steering Device
- Publication number 20140195117
- Publication date Jul 10, 2014
- NSK LTD.
- Masaki Kuwahara
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Abnormality Diagnosing Method for Torque Detecting Device and Elect...
- Publication number 20140102219
- Publication date Apr 17, 2014
- NSK LTD.
- Masaki Kuwahara
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
ROLLER BEARING DEVICE HAVING RADIAL-PLANE ARRANGEMENT STRUCTURE OF...
- Publication number 20130022302
- Publication date Jan 24, 2013
- NSK Ltd.
- Hayao Watanabe
- G01 - MEASURING TESTING
Information Patent Application
ROLLER BEARING DEVICE HAVING RADIAL-PLANE ARRANGEMENT STRUCTURE OF...
- Publication number 20130011087
- Publication date Jan 10, 2013
- NSK Ltd.
- Hayao Watanabe
- G01 - MEASURING TESTING
Information Patent Application
Roller Bearing Device Having Radial-Plane Arrangement Structure of...
- Publication number 20100254642
- Publication date Oct 7, 2010
- NSK LTD.
- Hayao Watanabe
- G01 - MEASURING TESTING
Information Patent Application
Angle position detection apparatus
- Publication number 20040174162
- Publication date Sep 9, 2004
- NSK Ltd
- Masaki Kuwahara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Synchronous resolver, resolver cable and direct drive motor system
- Publication number 20030090223
- Publication date May 15, 2003
- NSK Ltd
- Masatoshi Nishizawa
- G01 - MEASURING TESTING

Masaki Kuwahara

Person

Patents Grantslast 30 patents

Motor drive control device, electric power steering device, and veh...

Rotation angle detection device and rotation angle detection method

Motor drive control device, electric power steering device, and veh...

Motor drive control apparatus, electric power steering apparatus, a...

Relative angle detection device, torque sensor, electric power stee...

Force sensor

Resolver device, motor, and actuator

Torque detecting device and electric power steering device

Abnormality diagnosing method for torque detecting device and elect...

Torque detection apparatus, electric power steering system and vehicle

Roller bearing device having radial-plane arrangement structure of...

Roller bearing device having radial-plane arrangement structure of...

Roller bearing device having radial-plane arrangement structure of...

Angle position detection apparatus

Synchronous resolver, resolver cable and direct drive motor system

VR-type resolver

Patents Applicationslast 30 patents

MOTOR DRIVE CONTROL DEVICE, ELECTRIC POWER STEERING DEVICE, AND VEH...

ROTATION ANGLE DETECTION DEVICE AND ROTATION ANGLE DETECTION METHOD

Motor Drive Control Device, Electric Power Steering Device, and Veh...

Rotation Angle Detector and Torque Sensor

Motor Drive Control Apparatus, Electric Power Steering Apparatus, a...

Relative Angle Detection Device, Torque Sensor, Electric Power Stee...

RESOLVER DEVICE, MOTOR, AND ACTUATOR

FORCE SENSOR

Torque Detection Apparatus, Electric Power Steering System and Veh...

Torque Detecting Device and Electric Power Steering Device

Abnormality Diagnosing Method for Torque Detecting Device and Elect...

ROLLER BEARING DEVICE HAVING RADIAL-PLANE ARRANGEMENT STRUCTURE OF...

ROLLER BEARING DEVICE HAVING RADIAL-PLANE ARRANGEMENT STRUCTURE OF...

Roller Bearing Device Having Radial-Plane Arrangement Structure of...

Angle position detection apparatus

Synchronous resolver, resolver cable and direct drive motor system