KEIJI SAKAMOTO

Person

HITACHINAKA-SHI, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical semiconductor device, and method for producing the same
- Patent number 10,295,743
- Issue date May 21, 2019
- Renesas Electronics Corporation
- Hiroyuki Kunishima
- G02 - OPTICS
Information Patent Grant
Semiconductor device and method for manufacturing the same
- Patent number 10,162,110
- Issue date Dec 25, 2018
- Renesas Electronics Corporation
- Tatsuya Usami
- G02 - OPTICS
Information Patent Grant
Semiconductor device and manufacturing method of the same
- Patent number 10,151,881
- Issue date Dec 11, 2018
- Renesas Electronics Corporation
- Tatsuya Usami
- G02 - OPTICS
Information Patent Grant
Semiconductor device and method of manufacturing same
- Patent number 10,121,958
- Issue date Nov 6, 2018
- RENESAS ELECTRONICS CORPORATION
- Takashi Tonegawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 9,985,149
- Issue date May 29, 2018
- Renesas Electronics Corporation
- Tatsuya Usami
- G02 - OPTICS
Information Patent Grant
Semiconductor device and manufacturing method of the same
- Patent number 9,739,943
- Issue date Aug 22, 2017
- Renesas Electronics Corporation
- Tatsuya Usami
- G02 - OPTICS
Information Patent Grant
Optical semiconductor device
- Patent number 9,508,662
- Issue date Nov 29, 2016
- Renesas Electronics Corporation
- Hiroyuki Kunishima
- G02 - OPTICS
Information Patent Grant
Motor control unit
- Patent number 7,126,306
- Issue date Oct 24, 2006
- Fanuc Ltd
- Keiji Sakamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Position control device
- Patent number 6,320,344
- Issue date Nov 20, 2001
- Fanuc Ltd
- Keiji Sakamoto
- G05 - CONTROLLING REGULATING
Information Patent Grant
Servo controller
- Patent number 6,252,367
- Issue date Jun 26, 2001
- Fanuc Ltd
- Keiji Sakamoto
- G05 - CONTROLLING REGULATING
Information Patent Grant
Backlash acceleration control method
- Patent number 5,367,238
- Issue date Nov 22, 1994
- Fanuc Ltd.
- Keiji Sakamoto
- G05 - CONTROLLING REGULATING
Information Patent Grant
Discrete-type repetitive control method and an apparatus therefor
- Patent number 5,220,265
- Issue date Jun 15, 1993
- Fanuc Ltd.
- Mitsuhiko Araki
- G05 - CONTROLLING REGULATING
Information Patent Grant
Reference-point return method
- Patent number 5,119,004
- Issue date Jun 2, 1992
- Fanuc Ltd.
- Keiji Sakamoto
- G05 - CONTROLLING REGULATING
Information Patent Grant
Servomotor control method
- Patent number 5,093,609
- Issue date Mar 3, 1992
- Fanuc Ltd.
- Keiji Sakamoto
- G05 - CONTROLLING REGULATING
Information Patent Grant
Speed control method for servomotors
- Patent number 5,073,746
- Issue date Dec 17, 1991
- Fanuc Ltd.
- Keiji Sakamoto
- G01 - MEASURING TESTING
Information Patent Grant
Reference-point return method
- Patent number 5,034,672
- Issue date Jul 23, 1991
- Fanuc Ltd.
- Keiji Sakamoto
- G05 - CONTROLLING REGULATING
Information Patent Grant
Servomotor velocity control apparatus
- Patent number 5,006,770
- Issue date Apr 9, 1991
- Fanuc Ltd.
- Keiji Sakamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Servo motor controlling method
- Patent number 4,956,593
- Issue date Sep 11, 1990
- Fanuc Ltd.
- Keiji Sakamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Servomotor control apparatus
- Patent number 4,950,967
- Issue date Aug 21, 1990
- Fanuc Ltd.
- Keiji Sakamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Multiple-articulated robot control apparatus
- Patent number 4,943,759
- Issue date Jul 24, 1990
- Fanuc Ltd.
- Keiji Sakamoto
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Servomotor control apparatus
- Patent number 4,916,375
- Issue date Apr 10, 1990
- Fanuc Ltd
- Mitsuo Kurakake
- G05 - CONTROLLING REGULATING
Information Patent Grant
Servo-control circuit
- Patent number 4,914,370
- Issue date Apr 3, 1990
- Fanuc Ltd.
- Keiji Sakamoto
- G05 - CONTROLLING REGULATING
Information Patent Grant
Robot control apparatus
- Patent number 4,908,559
- Issue date Mar 13, 1990
- Fanuc Ltd.
- Mitsuo Kurakake
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Method for absolute position detection and an apparatus therefore
- Patent number 4,897,647
- Issue date Jan 30, 1990
- Fanuc Ltd.
- Keiji Sakamoto
- G01 - MEASURING TESTING
Information Patent Grant
Numerical control apparatus
- Patent number 4,890,046
- Issue date Dec 26, 1989
- Fanuc Ltd.
- Mitsuo Kurakake
- G05 - CONTROLLING REGULATING
Information Patent Grant
Injection control apparatus for injection molding machine
- Patent number 4,887,012
- Issue date Dec 12, 1989
- Fanuc Ltd.
- Nobuyuki Kiya
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Position control system
- Patent number 4,887,015
- Issue date Dec 12, 1989
- Fanuc Ltd.
- Mitsuo Kurakake
- G05 - CONTROLLING REGULATING
Information Patent Grant
Velocity control apparatus
- Patent number 4,885,515
- Issue date Dec 5, 1989
- Fanuc Ltd.
- Mitsuo Kurakake
- G05 - CONTROLLING REGULATING
Information Patent Grant
Digital servo system
- Patent number 4,882,528
- Issue date Nov 21, 1989
- Fanuc Ltd.
- Masatoyo Sogabe
- G05 - CONTROLLING REGULATING
Information Patent Grant
Robot control apparatus for controlling a manipulator through a rob...
- Patent number 4,873,476
- Issue date Oct 10, 1989
- Fanuc Ltd.
- Mitsuo Kurakake
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF THE SAME
- Publication number 20170307824
- Publication date Oct 26, 2017
- RENESAS ELECTRONICS CORPORATION
- Tatsuya USAMI
- G02 - OPTICS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20170069769
- Publication date Mar 9, 2017
- RENESAS ELECTRONICS CORPORATION
- Tatsuya USAMI
- G02 - OPTICS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20170068047
- Publication date Mar 9, 2017
- RENESAS ELECTRONICS CORPORATION
- TATSUYA USAMI
- G02 - OPTICS
Information Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF THE SAME
- Publication number 20160293481
- Publication date Oct 6, 2016
- RENESAS ELECTRONICS CORPORATION
- Tatsuya USAMI
- G02 - OPTICS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SAME
- Publication number 20160284980
- Publication date Sep 29, 2016
- RENESAS ELECTRONICS CORPORATION
- Takashi TONEGAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL SEMICONDUCTOR DEVICE
- Publication number 20160056115
- Publication date Feb 25, 2016
- Renesas Electronics Corporation
- Hiroyuki Kunishima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL SEMICONDUCTOR DEVICE, AND METHOD FOR PRODUCING THE SAME
- Publication number 20160054521
- Publication date Feb 25, 2016
- Renesas Electronics Corporation
- Hiroyuki Kunishima
- G02 - OPTICS
Information Patent Application
Motor control unit
- Publication number 20050001581
- Publication date Jan 6, 2005
- FANUC LTD.
- Keiji Sakamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Motor driving apparatus
- Publication number 20040257029
- Publication date Dec 23, 2004
- FANUC LTD.
- Keiji Sakamoto
- G01 - MEASURING TESTING

KEIJI SAKAMOTO

Person

Patents Grantslast 30 patents

Optical semiconductor device, and method for producing the same

Semiconductor device and method for manufacturing the same

Semiconductor device and manufacturing method of the same

Semiconductor device and method of manufacturing same

Semiconductor device and method of manufacturing the same

Semiconductor device and manufacturing method of the same

Optical semiconductor device

Motor control unit

Position control device

Servo controller

Backlash acceleration control method

Discrete-type repetitive control method and an apparatus therefor

Reference-point return method

Servomotor control method

Speed control method for servomotors

Reference-point return method

Servomotor velocity control apparatus

Servo motor controlling method

Servomotor control apparatus

Multiple-articulated robot control apparatus

Servomotor control apparatus

Servo-control circuit

Robot control apparatus

Method for absolute position detection and an apparatus therefore

Numerical control apparatus

Injection control apparatus for injection molding machine

Position control system

Velocity control apparatus

Digital servo system

Robot control apparatus for controlling a manipulator through a rob...

Patents Applicationslast 30 patents

SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF THE SAME

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME

SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF THE SAME

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SAME

OPTICAL SEMICONDUCTOR DEVICE

OPTICAL SEMICONDUCTOR DEVICE, AND METHOD FOR PRODUCING THE SAME

Motor control unit

Motor driving apparatus