Katsunari Koyama

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multi-optical axis photoelectric sensor with a case body and molded...
- Patent number 9,304,034
- Issue date Apr 5, 2016
- Keyence Corporation
- Kaname Ishikawa
- G01 - MEASURING TESTING
Information Patent Grant
Coriolis mass flow meter having external vibration isolation member
- Patent number 8,365,613
- Issue date Feb 5, 2013
- Keyence Corporation
- Hiroshi Tsubota
- G01 - MEASURING TESTING
Information Patent Grant
Reflection type photoelectric switch
- Patent number 7,427,748
- Issue date Sep 23, 2008
- Keyence Corporation
- Tomoki Deguchi
- G01 - MEASURING TESTING
Information Patent Grant
Photoelectric switch
- Patent number 7,244,917
- Issue date Jul 17, 2007
- Keyence Corporation
- Shinichi Tsukigi
- G01 - MEASURING TESTING
Information Patent Grant
PLC system construction support tool and PLC system program develop...
- Patent number 7,062,422
- Issue date Jun 13, 2006
- Keyence Corporation
- Akihiro Inoko
- G05 - CONTROLLING REGULATING
Information Patent Grant
Programmable controller system
- Patent number 6,917,835
- Issue date Jul 12, 2005
- Keyence Corporation
- Takeshi Oyama
- G05 - CONTROLLING REGULATING
Information Patent Grant
Programmable controller for sequentially controlling controlled mac...
- Patent number 6,421,572
- Issue date Jul 16, 2002
- Keyence Corporation
- Katsunari Koyama
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
Multi-Optical Axis Photoelectric Sensor
- Publication number 20140374580
- Publication date Dec 25, 2014
- KEYENCE CORPORATION
- Kaname Ishikawa
- G01 - MEASURING TESTING
Information Patent Application
Coriolis Mass Flow Meter
- Publication number 20110000315
- Publication date Jan 6, 2011
- KEYENCE CORPORATION
- Hiroshi Tsubota
- G01 - MEASURING TESTING
Information Patent Application
Reflection type photoelectric switch
- Publication number 20060279867
- Publication date Dec 14, 2006
- Keyence Corporation
- Tomoki Deguchi
- G02 - OPTICS
Information Patent Application
Photoelectric switch
- Publication number 20060192089
- Publication date Aug 31, 2006
- Keyence Corporation
- Shinichi Tsukigi
- G01 - MEASURING TESTING
Information Patent Application
Programmable controller system
- Publication number 20020062158
- Publication date May 23, 2002
- Takeshi Oyama
- G05 - CONTROLLING REGULATING
Information Patent Application
PLC system construction support tool and PLC system program develop...
- Publication number 20020040286
- Publication date Apr 4, 2002
- Akihiro Inoko
- G05 - CONTROLLING REGULATING