Kouta Segawa

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical waveguide and manufacturing method thereof
- Patent number 9,513,434
- Issue date Dec 6, 2016
- Hitachi Chemical Company, Ltd.
- Daichi Sakai
- G02 - OPTICS
Information Patent Grant
Optical waveguide with mirror, optical fiber connector, and manufac...
- Patent number 9,442,251
- Issue date Sep 13, 2016
- Hitachi Chemical Company, Ltd.
- Daichi Sakai
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL WAVEGUIDE AND MANUFACTURING METHOD THEREOF
- Publication number 20170010413
- Publication date Jan 12, 2017
- Hitachi Chemical Company, Ltd.
- Daichi Sakai
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER CONNECTOR, METHOD FOR MANUFACTURING OPTICAL FIBER CON...
- Publication number 20150139589
- Publication date May 21, 2015
- Hitachi Chemical Company, Ltd.
- Daichi Sakai
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE AND MANUFACTURING METHOD THEREOF
- Publication number 20150016773
- Publication date Jan 15, 2015
- Hitachi Chemical Company, Ltd.
- Daichi Sakai
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE WITH MIRROR, OPTICAL FIBER CONNECTOR, AND MANUFAC...
- Publication number 20140321807
- Publication date Oct 30, 2014
- Daichi Sakai
- G02 - OPTICS