Koujirou Sakai

Person

Minamitsuru-gun, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Selection device and selection method for motor and amplifier
- Patent number 12,282,942
- Issue date Apr 22, 2025
- FANUC CORPORATION
- Koujirou Sakai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Selection device and selection method
- Patent number 12,174,774
- Issue date Dec 24, 2024
- FANUC CORPORATION
- Koujirou Sakai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Selection device and selection method
- Patent number 12,126,288
- Issue date Oct 22, 2024
- FANUC CORPORATION
- Koujirou Sakai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Servo amplifier selection device and servo amplifier selection comp...
- Patent number 11,353,846
- Issue date Jun 7, 2022
- FANUC CORPORATION
- Hironao Tanouchi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Machine state monitoring device
- Patent number 11,340,580
- Issue date May 24, 2022
- FANUC CORPORATION
- Koujirou Sakai
- G05 - CONTROLLING REGULATING
Information Patent Grant
Power conversion apparatus and control method of the same
- Patent number 11,283,367
- Issue date Mar 22, 2022
- FANUC CORPORATION
- Koujirou Sakai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power conversion apparatus and control method of the same
- Patent number 11,171,573
- Issue date Nov 9, 2021
- FANUC CORPORATION
- Shinichi Horikoshi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor control device provided with power failure management
- Patent number 9,960,721
- Issue date May 1, 2018
- FANUC CORPORATION
- Koujirou Sakai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor drive using capacitor
- Patent number 9,768,723
- Issue date Sep 19, 2017
- FANUC CORPORATION
- Koujirou Sakai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor driving device including electric storage device
- Patent number 9,054,620
- Issue date Jun 9, 2015
- FANUC CORPORATION
- Masakazu Niwa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor drive apparatus equipped with energy storage unit
- Patent number 8,901,866
- Issue date Dec 2, 2014
- FANUC CORPORATION
- Koujirou Sakai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor drive device having function of varying DC link low-voltage a...
- Patent number 8,736,215
- Issue date May 27, 2014
- FANUC Corporation
- Masakazu Niwa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor driving apparatus
- Patent number 8,415,906
- Issue date Apr 9, 2013
- FANUC Corporation
- Yasusuke Iwashita
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor driving apparatus
- Patent number 8,410,744
- Issue date Apr 2, 2013
- FANUC Corporation
- Yasusuke Iwashita
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor controller
- Patent number 8,143,836
- Issue date Mar 27, 2012
- Fanuc Ltd
- Yasusuke Iwashita
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor driving apparatus
- Patent number 8,054,012
- Issue date Nov 8, 2011
- Fanuc Ltd
- Shunsuke Matsubara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor driving apparatus
- Patent number 7,868,569
- Issue date Jan 11, 2011
- Fanuc Ltd
- Yasusuke Iwashita
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
INRUSH CURRENT SUPPRESSION CIRCUIT, CONVERTER SYSTEM, AND MOTOR DRI...
- Publication number 20240162704
- Publication date May 16, 2024
- FANUC Corporation
- Hiroki Sugiura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SELECTION DEVICE AND SELECTION METHOD
- Publication number 20230367732
- Publication date Nov 16, 2023
- FANUC CORPORATION
- Koujirou SAKAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MOTOR DRIVE DEVICE THAT CALCULATES INSULATION RESISTANCE VALUE OF M...
- Publication number 20230143105
- Publication date May 11, 2023
- FANUC CORPORATION
- Youichirou Ooi
- G01 - MEASURING TESTING
Information Patent Application
SELECTION DEVICE AND SELECTION METHOD
- Publication number 20230076521
- Publication date Mar 9, 2023
- FANUC CORPORATION
- Koujirou SAKAI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SELECTION DEVICE AND SELECTION METHOD
- Publication number 20230064138
- Publication date Mar 2, 2023
- FANUC CORPORATION
- Koujirou SAKAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SERVO AMPLIFIER SELECTION DEVICE AND SERVO AMPLIFIER SELECTION COMP...
- Publication number 20210026326
- Publication date Jan 28, 2021
- FANUC CORPORATION
- Hironao TANOUCHI
- G05 - CONTROLLING REGULATING
Information Patent Application
POWER CONVERSION APPARATUS AND CONTROL METHOD OF THE SAME
- Publication number 20210028720
- Publication date Jan 28, 2021
- FANUC CORPORATION
- Koujirou SAKAI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER CONVERSION APPARATUS AND CONTROL METHOD OF THE SAME
- Publication number 20210021205
- Publication date Jan 21, 2021
- FANUC CORPORATION
- Shinichi HORIKOSHI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MACHINE STATE MONITORING DEVICE
- Publication number 20190332090
- Publication date Oct 31, 2019
- FANUC CORPORATION
- Koujirou SAKAI
- G05 - CONTROLLING REGULATING
Information Patent Application
MOTOR DRIVE USING CAPACITOR
- Publication number 20160226427
- Publication date Aug 4, 2016
- FANUC CORPORATION
- Koujirou Sakai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR CONTROL DEVICE PROVIDED WITH POWER FAILURE MANAGEMENT
- Publication number 20140306634
- Publication date Oct 16, 2014
- FANUC CORPORATION
- Koujirou SAKAI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVING DEVICE INCLUDING ELECTRIC STORAGE DEVICE
- Publication number 20140021888
- Publication date Jan 23, 2014
- Masakazu NIWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVE DEVICE HAVING FUNCTION OF VARYING DC LINK LOW-VOLTAGE A...
- Publication number 20130264986
- Publication date Oct 10, 2013
- FANUC CORPORATION
- Masakazu NIWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVE APPARATUS EQUIPPED WITH ENERGY STORAGE UNIT
- Publication number 20120326641
- Publication date Dec 27, 2012
- FANUC CORPORATION
- Koujirou SAKAI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVING APPARATUS
- Publication number 20120068636
- Publication date Mar 22, 2012
- FANUC CORPORATION
- Yasusuke IWASHITA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVING APPARATUS
- Publication number 20120068637
- Publication date Mar 22, 2012
- FANUC CORPORATION
- Yasusuke IWASHITA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVING APPARATUS EASILY ANALYZABLE FOR CAUSE OF FAULT
- Publication number 20110238338
- Publication date Sep 29, 2011
- FANUC CORPORATION
- Yasusuke IWASHITA
- G01 - MEASURING TESTING
Information Patent Application
MOTOR CONTROLLER
- Publication number 20090237016
- Publication date Sep 24, 2009
- FANUC LTD.
- Yasusuke IWASHITA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVING APPARATUS
- Publication number 20090218976
- Publication date Sep 3, 2009
- FANUC LTD.
- Yasusuke IWASHITA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVING APPARATUS
- Publication number 20090091281
- Publication date Apr 9, 2009
- FANUC LTD.
- Shunsuke MATSUBARA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVING APPARATUS
- Publication number 20080024079
- Publication date Jan 31, 2008
- FANUC LTD.
- Shunsuke MATSUBARA
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Koujirou Sakai

Person

Patents Grantslast 30 patents

Selection device and selection method for motor and amplifier

Selection device and selection method

Selection device and selection method

Servo amplifier selection device and servo amplifier selection comp...

Machine state monitoring device

Power conversion apparatus and control method of the same

Power conversion apparatus and control method of the same

Motor control device provided with power failure management

Motor drive using capacitor

Motor driving device including electric storage device

Motor drive apparatus equipped with energy storage unit

Motor drive device having function of varying DC link low-voltage a...

Motor driving apparatus

Motor driving apparatus

Motor controller

Motor driving apparatus

Motor driving apparatus

Patents Applicationslast 30 patents

INRUSH CURRENT SUPPRESSION CIRCUIT, CONVERTER SYSTEM, AND MOTOR DRI...

SELECTION DEVICE AND SELECTION METHOD

MOTOR DRIVE DEVICE THAT CALCULATES INSULATION RESISTANCE VALUE OF M...

SELECTION DEVICE AND SELECTION METHOD

SELECTION DEVICE AND SELECTION METHOD

SERVO AMPLIFIER SELECTION DEVICE AND SERVO AMPLIFIER SELECTION COMP...

POWER CONVERSION APPARATUS AND CONTROL METHOD OF THE SAME

POWER CONVERSION APPARATUS AND CONTROL METHOD OF THE SAME

MACHINE STATE MONITORING DEVICE

MOTOR DRIVE USING CAPACITOR

MOTOR CONTROL DEVICE PROVIDED WITH POWER FAILURE MANAGEMENT

MOTOR DRIVING DEVICE INCLUDING ELECTRIC STORAGE DEVICE

MOTOR DRIVE DEVICE HAVING FUNCTION OF VARYING DC LINK LOW-VOLTAGE A...

MOTOR DRIVE APPARATUS EQUIPPED WITH ENERGY STORAGE UNIT

MOTOR DRIVING APPARATUS

MOTOR DRIVING APPARATUS

MOTOR DRIVING APPARATUS EASILY ANALYZABLE FOR CAUSE OF FAULT

MOTOR CONTROLLER

MOTOR DRIVING APPARATUS

MOTOR DRIVING APPARATUS

MOTOR DRIVING APPARATUS