Yoshiki Fujioka

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Laser discharge tube and electrode manufacturing method
- Patent number 5,440,580
- Issue date Aug 8, 1995
- Fanuc Ltd.
- Norio Karube
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Laser discharge tube
- Patent number 5,379,316
- Issue date Jan 3, 1995
- Fanuc Ltd.
- Norio Karube
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Main spindle control method
- Patent number 5,153,491
- Issue date Oct 6, 1992
- Fanuc Ltd.
- Yoshiki Fujioka
- G05 - CONTROLLING REGULATING
Information Patent Grant
Motor output changeover control apparatus
- Patent number 5,049,800
- Issue date Sep 17, 1991
- Fanuc Ltd.
- Katsuo Kohari
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Casing structure for an amplifier unit for an AC spindle
- Patent number 5,012,173
- Issue date Apr 30, 1991
- Fanuc Ltd.
- Yoshiki Fujioka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit board device for magnetics circuit and method of manufactur...
- Patent number 4,945,190
- Issue date Jul 31, 1990
- Fanuc Ltd.
- Yoshiki Fujioka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power supply regenerating circuit
- Patent number 4,928,052
- Issue date May 22, 1990
- Fanuc Ltd.
- Yoshiki Fujioka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Housing for motor control unit
- Patent number 4,908,734
- Issue date Mar 13, 1990
- Fanuc Ltd.
- Yoshiki Fujioka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Motor velocity control apparatus
- Patent number 4,837,491
- Issue date Jun 6, 1989
- Fanuc Ltd.
- Yoshiki Fujioka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Three-phase induction motor control method
- Patent number 4,823,066
- Issue date Apr 18, 1989
- Fanuc Ltd.
- Fujioka Yoshiki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Three-phase induction motor control method
- Patent number 4,800,327
- Issue date Jan 24, 1989
- Fanuc Ltd.
- Yoshiki Fujioka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Induction motor torque control system
- Patent number 4,757,248
- Issue date Jul 12, 1988
- Fanuc Ltd.
- Yoshiki Fujioka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Mounting structure for spindle orientation magnetic sensor system
- Patent number 4,703,262
- Issue date Oct 27, 1987
- Fanuc Ltd.
- Yoshiki Fujioka
- G01 - MEASURING TESTING
Information Patent Grant
AC motor control panel
- Patent number 4,677,540
- Issue date Jun 30, 1987
- Fanuc Ltd.
- Yoshiki Fujioka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Induction motor digital control system
- Patent number 4,672,287
- Issue date Jun 9, 1987
- Fanuc Ltd.
- Yoshiki Fujioka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High-frequency noise absorbing circuit
- Patent number 4,651,266
- Issue date Mar 17, 1987
- Fanuc Ltd.
- Yoshiki Fujioka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Plural motor changeover control system
- Patent number 4,641,069
- Issue date Feb 3, 1987
- Fanuc Ltd.
- Yoshiki Fujioka
- G05 - CONTROLLING REGULATING
Information Patent Grant
AC motor control system
- Patent number 4,626,762
- Issue date Dec 2, 1986
- Fanuc Ltd.
- Yoshiki Fujioka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Mechanism and method for automatically changing tools
- Patent number 4,614,020
- Issue date Sep 30, 1986
- Fanuc Ltd.
- Shigeki Kawada
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Position control apparatus
- Patent number 4,588,937
- Issue date May 13, 1986
- Fanuc Ltd.
- Yoshiki Fujioka
- G05 - CONTROLLING REGULATING
Information Patent Grant
AC motor control apparatus
- Patent number 4,581,569
- Issue date Apr 8, 1986
- Fanuc Limited
- Yoshiki Fujioka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Speed detecting apparatus
- Patent number 4,560,927
- Issue date Dec 24, 1985
- Fanuc Ltd.
- Hiroshi Ishida
- G01 - MEASURING TESTING
Information Patent Grant
Induction motor drive apparatus
- Patent number 4,558,269
- Issue date Dec 10, 1985
- Fanuc Ltd.
- Hiroshi Ishida
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System for stopping spindle at commanded position
- Patent number 4,501,999
- Issue date Feb 26, 1985
- Fanuc Ltd.
- Yoshinori Kohzai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
AC Motor control method
- Patent number 4,499,414
- Issue date Feb 12, 1985
- Fanuc Ltd.
- Yoshiki Fujioka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Spindle orientation control apparatus
- Patent number 4,450,393
- Issue date May 22, 1984
- Fujitsu Fanuc Limited
- Yoshinori Kohzai
- G05 - CONTROLLING REGULATING
Information Patent Grant
Control system for stopping spindle at predetermined rotational pos...
- Patent number 4,403,181
- Issue date Sep 6, 1983
- Fujitsu Fanuc Limited
- Yoshinori Kohzai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Control system for stopping spindle at predetermined rotational pos...
- Patent number 4,403,179
- Issue date Sep 6, 1983
- Fujitsu Fanuc Limited
- Yoshinori Kohzai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Spindle orientation control method and apparatus
- Patent number 4,398,138
- Issue date Aug 9, 1983
- Fujitsu Fanuc Limited
- Yoshinori Kohzai
- G05 - CONTROLLING REGULATING
Information Patent Grant
Drive control system for motors
- Patent number 4,386,305
- Issue date May 31, 1983
- Fujitsu Fanuc Limited
- Yoshinori Kohzai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Yoshiki Fujioka

Person

Patents Grantslast 30 patents

Laser discharge tube and electrode manufacturing method

Laser discharge tube

Main spindle control method

Motor output changeover control apparatus

Casing structure for an amplifier unit for an AC spindle

Circuit board device for magnetics circuit and method of manufactur...

Power supply regenerating circuit

Housing for motor control unit

Motor velocity control apparatus

Three-phase induction motor control method

Three-phase induction motor control method

Induction motor torque control system

Mounting structure for spindle orientation magnetic sensor system

AC motor control panel

Induction motor digital control system

High-frequency noise absorbing circuit

Plural motor changeover control system

AC motor control system

Mechanism and method for automatically changing tools

Position control apparatus

AC motor control apparatus

Speed detecting apparatus

Induction motor drive apparatus

System for stopping spindle at commanded position

AC Motor control method

Spindle orientation control apparatus

Control system for stopping spindle at predetermined rotational pos...

Control system for stopping spindle at predetermined rotational pos...

Spindle orientation control method and apparatus

Drive control system for motors