Toru Oka

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Device for detecting insulation degradation
- Patent number 9,335,380
- Issue date May 10, 2016
- Mitsubishi Electric Corporation
- Yoshimasa Watanabe
- G01 - MEASURING TESTING
Information Patent Grant
Insulation deterioration diagnosis apparatus
- Patent number 9,030,210
- Issue date May 12, 2015
- Mitsubishi Electric Corporation
- Yoshimasa Watanabe
- G01 - MEASURING TESTING
Information Patent Grant
Optical encoder applying substantially parallel light beams and thr...
- Patent number 7,589,314
- Issue date Sep 15, 2009
- Mitsubishi Denki Kabushiki Kaisha
- Toru Oka
- G01 - MEASURING TESTING
Information Patent Grant
Optical encoder having a no track portion of an optical scale being...
- Patent number 7,538,313
- Issue date May 26, 2009
- Mitsubishi Denki Kabushiki Kaisha
- Toru Oka
- G01 - MEASURING TESTING
Information Patent Grant
Optical encoder
- Patent number 7,470,892
- Issue date Dec 30, 2008
- Mitsubishi Denki Kabushiki Kaisha
- Yoichi Ohmura
- G01 - MEASURING TESTING
Information Patent Grant
Optical rotary encoder
- Patent number 7,405,392
- Issue date Jul 29, 2008
- Mitsubishi Electric Corporation
- Takeshi Musha
- G01 - MEASURING TESTING
Information Patent Grant
Optical encoder with reduced reflected light error having a light n...
- Patent number 7,285,769
- Issue date Oct 23, 2007
- Mitsubishi Denki Kabushiki Kaisha
- Toru Oka
- G01 - MEASURING TESTING
Information Patent Grant
Optical rotary encoder
- Patent number 7,034,282
- Issue date Apr 25, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Toru Oka
- G01 - MEASURING TESTING
Information Patent Grant
Optical distance sensor
- Patent number 6,972,834
- Issue date Dec 6, 2005
- Mitsubishi Denki Kabushiki Kaisha
- Toru Oka
- G01 - MEASURING TESTING
Information Patent Grant
Photoelectric rotary encoder
- Patent number 6,972,402
- Issue date Dec 6, 2005
- Mitsubishi Denki Kabushiki Kaisha
- Yoichi Ohmura
- G01 - MEASURING TESTING
Information Patent Grant
Phase-shift photoelectric encoder
- Patent number 6,956,200
- Issue date Oct 18, 2005
- Mitsubishi Denki Kabushiki Kaisha
- Yoichi Ohmura
- G01 - MEASURING TESTING
Information Patent Grant
Sensor head
- Patent number 6,846,116
- Issue date Jan 25, 2005
- Mitsubishi Denki Kabushiki Kaisha
- Toru Oka
- G01 - MEASURING TESTING
Information Patent Grant
Optical distance sensor
- Patent number 6,650,401
- Issue date Nov 18, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Toru Oka
- G01 - MEASURING TESTING
Information Patent Grant
Optical encoder
- Patent number 6,054,938
- Issue date Apr 25, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Hajime Nakajima
- G01 - MEASURING TESTING
Information Patent Grant
Scintillation fiber type radiation detector
- Patent number 5,880,475
- Issue date Mar 9, 1999
- Mitsubishi Denki Kabushiki Kaisha
- Toru Oka
- G01 - MEASURING TESTING
Information Patent Grant
Radiation detector and method of detecting radiation
- Patent number 5,780,856
- Issue date Jul 14, 1998
- Mitsubishi Denki Kabushiki Kaisha
- Toru Oka
- G01 - MEASURING TESTING
Information Patent Grant
Distribution type detector using scintillation fibers
- Patent number 5,675,151
- Issue date Oct 7, 1997
- Mitsubishi Denki Kabushiki Kaisha
- Toru Oka
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
INSULATION DETERIORATION DIAGNOSIS APPARATUS
- Publication number 20120319699
- Publication date Dec 20, 2012
- Mitsubishi Electric Corporation
- Yoshimasa Watanabe
- G01 - MEASURING TESTING
Information Patent Application
DEVICE FOR DETECTING INSULATION DEGRADATION
- Publication number 20110320146
- Publication date Dec 29, 2011
- Mitsubishi Electric Corporation
- Yoshimasa Watanabe
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL ENCODER
- Publication number 20080277569
- Publication date Nov 13, 2008
- Mitsubishi Denki Kabushiki Kaisha
- Toru Oka
- G01 - MEASURING TESTING
Information Patent Application
Optical Encoder
- Publication number 20080048104
- Publication date Feb 28, 2008
- MITSUBISHI DENKI KABUSHIKI KAISHA
- Toru Oka
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL ROTARY ENCODER
- Publication number 20070272840
- Publication date Nov 29, 2007
- Mitsubishi Electric Corporation
- Takeshi Musha
- G01 - MEASURING TESTING
Information Patent Application
Optical encoder
- Publication number 20070187581
- Publication date Aug 16, 2007
- Mitsubishi Denki Kabushiki Kaisha
- Yoichi Ohmura
- G01 - MEASURING TESTING
Information Patent Application
Optical encoder
- Publication number 20070034786
- Publication date Feb 15, 2007
- Mitsubishi Denki Kabushiki Kaisha
- Toru Oka
- G01 - MEASURING TESTING
Information Patent Application
Optical rotary encoder
- Publication number 20040206894
- Publication date Oct 21, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Toru Oka
- G01 - MEASURING TESTING
Information Patent Application
Photoelectric encoder
- Publication number 20040183000
- Publication date Sep 23, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Yoichi Ohmura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Photoelectric rotary encoder
- Publication number 20040004181
- Publication date Jan 8, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Yoichi Ohmura
- G01 - MEASURING TESTING
Information Patent Application
Optical distance sensor
- Publication number 20030123044
- Publication date Jul 3, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Toru Oka
- G01 - MEASURING TESTING
Information Patent Application
Sensor head
- Publication number 20030007752
- Publication date Jan 9, 2003
- Toru Oka
- G01 - MEASURING TESTING

Person

Patents Grantslast 30 patents

Device for detecting insulation degradation

Insulation deterioration diagnosis apparatus

Optical encoder applying substantially parallel light beams and thr...

Optical encoder having a no track portion of an optical scale being...

Optical encoder

Optical rotary encoder

Optical encoder with reduced reflected light error having a light n...

Optical rotary encoder

Optical distance sensor

Photoelectric rotary encoder

Phase-shift photoelectric encoder

Sensor head

Optical distance sensor

Optical encoder

Scintillation fiber type radiation detector

Radiation detector and method of detecting radiation

Distribution type detector using scintillation fibers

Patents Applicationslast 30 patents

INSULATION DETERIORATION DIAGNOSIS APPARATUS

DEVICE FOR DETECTING INSULATION DEGRADATION

OPTICAL ENCODER

Optical Encoder

OPTICAL ROTARY ENCODER

Optical encoder

Optical encoder

Optical rotary encoder

Photoelectric encoder

Photoelectric rotary encoder

Optical distance sensor

Sensor head