NAOKI KAWAMATA

Person

TOCHIGI-KEN, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Controller and machining apparatus with position encoder compensation
- Patent number 8,706,269
- Issue date Apr 22, 2014
- Canon Kabushiki Kaisha
- Naoki Kawamata
- G05 - CONTROLLING REGULATING
Information Patent Grant
Rotation-angle detecting apparatus
- Patent number 7,508,323
- Issue date Mar 24, 2009
- Canon Kabushiki Kaisha
- Naoki Kawamata
- G01 - MEASURING TESTING
Information Patent Grant
Optical rotational position information detecting apparatus
- Patent number 7,202,979
- Issue date Apr 10, 2007
- Canon Kabushiki Kaisha
- Makoto Takamiya
- G11 - INFORMATION STORAGE
Information Patent Grant
Coincidence detection apparatus and method
- Patent number 7,154,947
- Issue date Dec 26, 2006
- Canon Kabushiki Kaisha
- Naoki Kawamata
- G01 - MEASURING TESTING
Information Patent Grant
Optical rotational position information detecting apparatus
- Patent number 6,829,118
- Issue date Dec 7, 2004
- Canon Kabushiki Kaisha
- Makoto Takamiya
- G11 - INFORMATION STORAGE
Information Patent Grant
Interference device, position detecting device, positioning device...
- Patent number 6,631,047
- Issue date Oct 7, 2003
- Canon Kabushiki Kaisha
- Kou Ishizuka
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for detecting rotational displacement information of a ro...
- Patent number 6,057,976
- Issue date May 2, 2000
- Canon Kabushiki Kaisha
- Yasuhiko Ishida
- G11 - INFORMATION STORAGE
Information Patent Grant
Motor drive controller
- Patent number 6,043,622
- Issue date Mar 28, 2000
- Canon Kabushiki Kaisha
- Hiroyuki Shiomi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Information recording apparatus
- Patent number 5,930,066
- Issue date Jul 27, 1999
- Canon Kabushiki Kaisha
- Kou Ishizuka
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of and apparatus for detecting an amount of displacement
- Patent number 5,719,789
- Issue date Feb 17, 1998
- Canon Kabushiki Kaisha
- Naoki Kawamata
- G01 - MEASURING TESTING
Information Patent Grant
Image pick-up apparatus having vibration correcting circuitry
- Patent number 5,666,158
- Issue date Sep 9, 1997
- Canon Kabushiki Kaisha
- Masayoshi Sekine
- G01 - MEASURING TESTING
Information Patent Grant
Device and method comprising a motor and/or a digital signal proces...
- Patent number 5,612,602
- Issue date Mar 18, 1997
- Canon Kabushiki Kaisha
- Yoichi Kubota
- G05 - CONTROLLING REGULATING
Information Patent Grant
Tape transport system control device
- Patent number 5,477,400
- Issue date Dec 19, 1995
- Canon Kabushiki Kaisha
- Naoki Kawamata
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
CONTROLLER AND MACHINING APPARATUS
- Publication number 20100185340
- Publication date Jul 22, 2010
- Canon Kabushiki Kaisha
- Naoki Kawamata
- G05 - CONTROLLING REGULATING
Information Patent Application
ROTATION-ANGLE DETECTING APPARATUS
- Publication number 20080211694
- Publication date Sep 4, 2008
- Canon Kabushiki Kaisha
- Naoki Kawamata
- G01 - MEASURING TESTING
Information Patent Application
Optical rotational position information detecting apparatus
- Publication number 20050007919
- Publication date Jan 13, 2005
- Canon Kabushiki Kaisha
- Makoto Takamiya
- G11 - INFORMATION STORAGE
Information Patent Application
INTERFERENCE DEVICE, POSITION DETECTING DEVICE, POSITIONING DEVICE...
- Publication number 20030133219
- Publication date Jul 17, 2003
- KOU ISHIZUKA
- G11 - INFORMATION STORAGE

NAOKI KAWAMATA

Person

Patents Grantslast 30 patents

Controller and machining apparatus with position encoder compensation

Rotation-angle detecting apparatus

Optical rotational position information detecting apparatus

Coincidence detection apparatus and method

Optical rotational position information detecting apparatus

Interference device, position detecting device, positioning device...

Apparatus for detecting rotational displacement information of a ro...

Motor drive controller

Information recording apparatus

Method of and apparatus for detecting an amount of displacement

Image pick-up apparatus having vibration correcting circuitry

Device and method comprising a motor and/or a digital signal proces...

Tape transport system control device

Patents Applicationslast 30 patents

CONTROLLER AND MACHINING APPARATUS

ROTATION-ANGLE DETECTING APPARATUS

Optical rotational position information detecting apparatus

INTERFERENCE DEVICE, POSITION DETECTING DEVICE, POSITIONING DEVICE...