Masakazu NIWA

Person

Yamanashi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Motor control apparatus having function of discharging energy remai...
- Patent number 10,069,444
- Issue date Sep 4, 2018
- FANUC CORPORATION
- Masakazu Niwa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
PWM rectifier including capacitance calculation unit
- Patent number 9,923,477
- Issue date Mar 20, 2018
- Masakazu Niwa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
PWM rectifier for motor drive connected to electric storage device
- Patent number 9,602,039
- Issue date Mar 21, 2017
- FANUC CORPORATION
- Masakazu Niwa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor control apparatus including at least two resistance discharge...
- Patent number 9,166,514
- Issue date Oct 20, 2015
- FANUC CORPORATION
- Masakazu Niwa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor control device including electric storage device and resistan...
- Patent number 9,118,270
- Issue date Aug 25, 2015
- FANUC CORPORATION
- Masakazu Niwa
- 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 PWM rectifier having modulation scheme selector
- Patent number 8,786,239
- Issue date Jul 22, 2014
- FANUC CORPORATION
- Yasusuke Iwashita
- 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 drive apparatus having power failure detection unit for deter...
- Patent number 8,664,897
- Issue date Mar 4, 2014
- FANUC CORPORATION
- Yasusuke Iwashita
- 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 driving device having power failure detection function
- Patent number 8,030,878
- Issue date Oct 4, 2011
- FANUC Corporation
- Yasusuke Iwashita
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
PWM rectifier
- Patent number 8,018,747
- Issue date Sep 13, 2011
- Fanuc Ltd
- Yasusuke Iwashita
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric motor control device
- Patent number 7,863,853
- Issue date Jan 4, 2011
- Fanuc Ltd
- Yasusuke Iwashita
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor control apparatus
- Patent number 7,719,218
- Issue date May 18, 2010
- Fanuc Ltd
- Yasusuke Iwashita
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Fixed-position stop control apparatus for rotation shaft
- Patent number 7,446,497
- Issue date Nov 4, 2008
- Fanuc Ltd
- Yasusuke Iwashita
- G05 - CONTROLLING REGULATING
Information Patent Grant
Servo control device and method of adjusting servo system
- Patent number 7,368,887
- Issue date May 6, 2008
- Fanuc Ltd
- Yasusuke Iwashita
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
PWM RECTIFIER INCLUDING CAPACITANCE CALCULATION UNIT
- Publication number 20170099012
- Publication date Apr 6, 2017
- Masakazu NIWA
- G01 - MEASURING TESTING
Information Patent Application
MOTOR CONTROL APPARATUS HAVING FUNCTION OF DISCHARGING ENERGY REMAI...
- Publication number 20160099664
- Publication date Apr 7, 2016
- FANUC CORPORATION
- Masakazu NIWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PWM RECTIFIER INCLUDING CAPACITANCE CALCULATION UNIT
- Publication number 20160072403
- Publication date Mar 10, 2016
- FANUC CORPORATION
- Masakazu NIWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PWM RECTIFIER FOR MOTOR DRIVE CONNECTED TO ELECTRIC STORAGE DEVICE
- Publication number 20160049895
- Publication date Feb 18, 2016
- FANUC CORPORATION
- Masakazu NIWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROL APPARATUS OF INJECTION MOLDING MACHINE
- Publication number 20150270795
- Publication date Sep 24, 2015
- FANUC CORPORATION
- Junpei MARUYAMA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR CONTROL DEVICE INCLUDING ELECTRIC STORAGE DEVICE AND RESISTAN...
- Publication number 20140210389
- Publication date Jul 31, 2014
- FANUC CORPORATION
- Masakazu NIWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR CONTROL APPARATUS INCLUDING AT LEAST TWO RESISTANCE DISCHARGE...
- Publication number 20140070751
- Publication date Mar 13, 2014
- FANUC CORPORATION
- Masakazu NIWA
- 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 PWM RECTIFIER HAVING MODULATION SCHEME SELECTOR
- Publication number 20130193897
- Publication date Aug 1, 2013
- FANUC CORPORATION
- Yasusuke IWASHITA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVE APPARATUS HAVING POWER FAILURE DETECTION UNIT FOR DETER...
- Publication number 20130134910
- Publication date May 30, 2013
- FANUC CORPORATION
- Yasusuke IWASHITA
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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 DEVICE HAVING POWER FAILURE DETECTION FUNCTION
- Publication number 20110182398
- Publication date Jul 28, 2011
- FANUC LTD.
- Yasusuke IWASHITA
- G01 - MEASURING TESTING
Information Patent Application
MOTOR DRIVING APPARATUS HAVING POWER REGENERATION FUNCTION
- Publication number 20110175557
- Publication date Jul 21, 2011
- FANUC CORPORATION
- Yasusuke IWASHITA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PWM RECTIFIER
- Publication number 20100214809
- Publication date Aug 26, 2010
- FANUC LTD.
- Yasusuke IWASHITA
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
ELECTRIC MOTOR CONTROL DEVICE
- Publication number 20080303476
- Publication date Dec 11, 2008
- FANUC LTD.
- Yasusuke IWASHITA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR CONTROL APPARATUS
- Publication number 20080116833
- Publication date May 22, 2008
- FANUC LTD.
- Yasusuke IWASHITA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
FIXED-POSITION STOP CONTROL APPARATUS FOR ROTATION SHAFT
- Publication number 20070138989
- Publication date Jun 21, 2007
- FANUC LTD.
- Yasusuke IWASHITA
- G05 - CONTROLLING REGULATING
Information Patent Application
Servo control device and method of adjusting servo system
- Publication number 20060186849
- Publication date Aug 24, 2006
- Yasusuke Iwashita
- G05 - CONTROLLING REGULATING

Masakazu NIWA

Person

Patents Grantslast 30 patents

Motor control apparatus having function of discharging energy remai...

PWM rectifier including capacitance calculation unit

PWM rectifier for motor drive connected to electric storage device

Motor control apparatus including at least two resistance discharge...

Motor control device including electric storage device and resistan...

Motor driving device including electric storage device

Motor drive PWM rectifier having modulation scheme selector

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

Motor drive apparatus having power failure detection unit for deter...

Motor driving apparatus

Motor driving apparatus

Motor driving device having power failure detection function

PWM rectifier

Electric motor control device

Motor control apparatus

Fixed-position stop control apparatus for rotation shaft

Servo control device and method of adjusting servo system

Patents Applicationslast 30 patents

PWM RECTIFIER INCLUDING CAPACITANCE CALCULATION UNIT

MOTOR CONTROL APPARATUS HAVING FUNCTION OF DISCHARGING ENERGY REMAI...

PWM RECTIFIER INCLUDING CAPACITANCE CALCULATION UNIT

PWM RECTIFIER FOR MOTOR DRIVE CONNECTED TO ELECTRIC STORAGE DEVICE

CONTROL APPARATUS OF INJECTION MOLDING MACHINE

MOTOR CONTROL DEVICE INCLUDING ELECTRIC STORAGE DEVICE AND RESISTAN...

MOTOR CONTROL APPARATUS INCLUDING AT LEAST TWO RESISTANCE DISCHARGE...

MOTOR DRIVING DEVICE INCLUDING ELECTRIC STORAGE DEVICE

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

MOTOR DRIVE PWM RECTIFIER HAVING MODULATION SCHEME SELECTOR

MOTOR DRIVE APPARATUS HAVING POWER FAILURE DETECTION UNIT FOR DETER...

MOTOR DRIVING APPARATUS

MOTOR DRIVING APPARATUS

MOTOR DRIVING DEVICE HAVING POWER FAILURE DETECTION FUNCTION

MOTOR DRIVING APPARATUS HAVING POWER REGENERATION FUNCTION

PWM RECTIFIER

ELECTRIC MOTOR CONTROL DEVICE

MOTOR CONTROL APPARATUS

FIXED-POSITION STOP CONTROL APPARATUS FOR ROTATION SHAFT

Servo control device and method of adjusting servo system