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Masayuki Nashiki
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Niwa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Induction motor and controller device therefor
Patent number
12,143,052
Issue date
Nov 12, 2024
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor with reduced torque ripple
Patent number
6,285,104
Issue date
Sep 4, 2001
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Switched reluctance motor
Patent number
6,252,325
Issue date
Jun 26, 2001
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Synchronous motor with permanent magnet provided on magnetic pole end
Patent number
6,211,593
Issue date
Apr 3, 2001
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Controller for reluctance type synchronous motor
Patent number
6,208,108
Issue date
Mar 27, 2001
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Switched reluctance motor having substantially continuous torque an...
Patent number
6,194,804
Issue date
Feb 27, 2001
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Permanent magnet motor
Patent number
6,144,132
Issue date
Nov 7, 2000
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Reluctance motor
Patent number
6,121,706
Issue date
Sep 19, 2000
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Switched reluctance motor
Patent number
6,081,083
Issue date
Jun 27, 2000
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Synchronous motor with movable part having permanent magnets
Patent number
6,025,659
Issue date
Feb 15, 2000
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Permanent magnet motor with specific magnets and magnetic circuit a...
Patent number
6,013,962
Issue date
Jan 11, 2000
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control device for a reluctance type synchronous motor
Patent number
5,936,372
Issue date
Aug 10, 1999
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Reluctance type synchronous motor
Patent number
5,903,080
Issue date
May 11, 1999
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor control device
Patent number
5,896,019
Issue date
Apr 20, 1999
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Reluctance type synchronous motor
Patent number
5,801,478
Issue date
Sep 1, 1998
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electric motor having stator's salient poles of the stator slightly...
Patent number
5,793,139
Issue date
Aug 11, 1998
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Controller for controlling motor transferring power between a plura...
Patent number
5,659,233
Issue date
Aug 19, 1997
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and apparatus for controlling an electric motor with compens...
Patent number
5,469,215
Issue date
Nov 21, 1995
Okuma Corporation
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Apparatus and method for controlling acceleration and deceleration...
Patent number
5,392,217
Issue date
Feb 21, 1995
Okuma Corporation
Masayuki Nashiki
G05 - CONTROLLING REGULATING
Information
Patent Grant
Position detector
Patent number
5,260,769
Issue date
Nov 9, 1993
Okuma Corporation
Atsushi Ieki
G01 - MEASURING TESTING
Information
Patent Grant
Numerical control apparatus having function for changing control pa...
Patent number
5,256,951
Issue date
Oct 26, 1993
Okuma Corporation
Masayuki Nashiki
G05 - CONTROLLING REGULATING
Information
Patent Grant
Linear actuator
Patent number
5,097,161
Issue date
Mar 17, 1992
Kabushiki Kaisha Okuma Tekkosho
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control method of induction motor and device therefor
Patent number
5,066,899
Issue date
Nov 19, 1991
Kabushiki Kaisha Okuma Tekkosho
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Linear actuator drive control apparatus
Patent number
5,055,760
Issue date
Oct 8, 1991
Kabushiki Kaisha Okuma Tekkosho
Masayuki Nashiki
G05 - CONTROLLING REGULATING
Information
Patent Grant
Braking device for a rotary motor including a compression spring an...
Patent number
5,039,900
Issue date
Aug 13, 1991
Kabushiki Kaisha Okuma Tekkosho
Masayuki Nashiki
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Linear encoder with plural detectors for use with one or more main...
Patent number
4,983,900
Issue date
Jan 8, 1991
Kabushiki Kaisha Okuma Tekkosho
Masayuki Nashiki
G01 - MEASURING TESTING
Information
Patent Grant
Synchronous motors and a control system thereof
Patent number
4,743,825
Issue date
May 10, 1988
Kabushiki Kaisha Okuma Tekkosho
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Rotor for permanent magnet type synchronous motors
Patent number
4,433,261
Issue date
Feb 21, 1984
Kabushiki Kaisha Okuma Tekkosho
Masayuki Nashiki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
MOTOR AND CONTROL DEVICE THEREOF
Publication number
20230231425
Publication date
Jul 20, 2023
Masayuki NASHIKI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
INDUCTION MOTOR AND CONTROL DEVICE THEREFOR
Publication number
20220399838
Publication date
Dec 15, 2022
Masayuki NASHIKI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER