Akira Hirai

Person

Yamanashi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Motor driver having function of detecting insulation resistance
- Patent number 10,425,031
- Issue date Sep 24, 2019
- FANUC CORPORATION
- Hiroyasu Satou
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor drive apparatus having function of detecting failure of elect...
- Patent number 9,899,954
- Issue date Feb 20, 2018
- FANUC CORPORATION
- Masaya Tateda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor drive device including function to detect failure in insulati...
- Patent number 9,846,190
- Issue date Dec 19, 2017
- FANUC CORPORATION
- Masaya Tateda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor drive device having insulation resistance detecting function...
- Patent number 9,762,171
- Issue date Sep 12, 2017
- FANUC CORPORATION
- Masaya Tateda
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Motor drive having function of detecting circuit abnormality owing...
- Patent number 9,716,461
- Issue date Jul 25, 2017
- FANUC CORPORATION
- Masaya Tateda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor drive device including insulation deterioration detection fun...
- Patent number 9,404,974
- Issue date Aug 2, 2016
- FANUC CORPORATION
- Hiroyasu Sato
- G01 - MEASURING TESTING
Information Patent Grant
Numerical controller having a function for determining machine abno...
- Patent number 8,350,713
- Issue date Jan 8, 2013
- Fanuc Ltd
- Shunsuke Matsubara
- G05 - CONTROLLING REGULATING
Information Patent Grant
Motor insulation deterioration detection device
- Patent number 7,898,264
- Issue date Mar 1, 2011
- Fanuc Ltd
- Shinichi Horikoshi
- G01 - MEASURING TESTING
Information Patent Grant
Motor controller
- Patent number 6,313,593
- Issue date Nov 6, 2001
- Fanuc Ltd
- Shunsuke Matsubara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
MOTOR DRIVER HAVING FUNCTION OF DETECTING INSULATION RESISTANCE
- Publication number 20180091083
- Publication date Mar 29, 2018
- FANUC CORPORATION
- Hiroyasu Satou
- G01 - MEASURING TESTING
Information Patent Application
MOTOR DRIVE APPARATUS HAVING FUNCTION OF DETECTING FAILURE OF ELECT...
- Publication number 20170063279
- Publication date Mar 2, 2017
- FANUC CORPORATION
- Masaya Tateda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVE HAVING FUNCTION OF DETECTING CIRCUIT ABNORMALITY OWING...
- Publication number 20170033723
- Publication date Feb 2, 2017
- FANUC CORPORATION
- Masaya Tateda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVE DEVICE INCLUDING FUNCTION TO DETECT FAILURE IN INVERTER...
- Publication number 20150340977
- Publication date Nov 26, 2015
- FANUC CORPORATION
- Masaya Tateda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVE DEVICE INCLUDING FUNCTION TO DETECT FAILURE IN INSULATI...
- Publication number 20150293165
- Publication date Oct 15, 2015
- FANUC CORPORATION
- Masaya Tateda
- G01 - MEASURING TESTING
Information Patent Application
MOTOR DRIVE DEVICE HAVING INSULATION RESISTANCE DETECTING FUNCTION...
- Publication number 20150256116
- Publication date Sep 10, 2015
- FANUC CORPORATION
- Masaya TATEDA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVE DEVICE INCLUDING INSULATION DETERIORATION DETECTION FUN...
- Publication number 20150194922
- Publication date Jul 9, 2015
- FANUC CORPORATION
- Hiroyasu SATO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
NUMERICAL CONTROLLER HAVING A FUNCTION FOR DETERMINING MACHINE ABNO...
- Publication number 20110063122
- Publication date Mar 17, 2011
- FANUC LTD.
- Shunsuke MATSUBARA
- G05 - CONTROLLING REGULATING
Information Patent Application
MOTOR INSULATION DETERIORATION DETECTION DEVICE
- Publication number 20100171511
- Publication date Jul 8, 2010
- FANUC LTD.
- Shinichi Horikoshi
- G01 - MEASURING TESTING
Information Patent Application
Insulation deterioration detection device for motor
- Publication number 20080150549
- Publication date Jun 26, 2008
- FANUC LTD.
- Shinichi Horikoshi
- G01 - MEASURING TESTING
Information Patent Application
Insulation-resistance degradation detecting device for motors
- Publication number 20080094022
- Publication date Apr 24, 2008
- FANUC LTD.
- Shinichi Horikoshi
- G01 - MEASURING TESTING

Akira Hirai

Person

Patents Grantslast 30 patents

Motor driver having function of detecting insulation resistance

Motor drive apparatus having function of detecting failure of elect...

Motor drive device including function to detect failure in insulati...

Motor drive device having insulation resistance detecting function...

Motor drive having function of detecting circuit abnormality owing...

Motor drive device including insulation deterioration detection fun...

Numerical controller having a function for determining machine abno...

Motor insulation deterioration detection device

Motor controller

Patents Applicationslast 30 patents

MOTOR DRIVER HAVING FUNCTION OF DETECTING INSULATION RESISTANCE

MOTOR DRIVE APPARATUS HAVING FUNCTION OF DETECTING FAILURE OF ELECT...

MOTOR DRIVE HAVING FUNCTION OF DETECTING CIRCUIT ABNORMALITY OWING...

MOTOR DRIVE DEVICE INCLUDING FUNCTION TO DETECT FAILURE IN INVERTER...

MOTOR DRIVE DEVICE INCLUDING FUNCTION TO DETECT FAILURE IN INSULATI...

MOTOR DRIVE DEVICE HAVING INSULATION RESISTANCE DETECTING FUNCTION...

MOTOR DRIVE DEVICE INCLUDING INSULATION DETERIORATION DETECTION FUN...

NUMERICAL CONTROLLER HAVING A FUNCTION FOR DETERMINING MACHINE ABNO...

MOTOR INSULATION DETERIORATION DETECTION DEVICE

Insulation deterioration detection device for motor

Insulation-resistance degradation detecting device for motors