Akari Nakao

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Nagoya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Diffraction structure, diffraction grating, diffraction grating arr...
- Patent number 9,939,577
- Issue date Apr 10, 2018
- Kabushiki Kaisha Toyota Chuo Kenkyusho
- Daisuke Inoue
- G02 - OPTICS
Information Patent Grant
Light coupler and manufacturing method thereof
- Patent number 8,170,385
- Issue date May 1, 2012
- Toyoda Gosei Co., Ltd.
- Kazuhiro Terada
- G02 - OPTICS
Information Patent Grant
Fabrication method of self-written optical waveguide
- Patent number 7,998,374
- Issue date Aug 16, 2011
- Kabushiki Kaisha Toyota Chuo Kenkyusho
- Masatoshi Yonemura
- G02 - OPTICS
Information Patent Grant
Optical branching-coupling device, and manufacturing method and opt...
- Patent number 7,899,287
- Issue date Mar 1, 2011
- Toyoda Gosei Co., Ltd.
- Kenji Haga
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
DIFFRACTION STRUCTURE, DIFFRACTION GRATING, DIFFRACTION GRATING ARR...
- Publication number 20170307810
- Publication date Oct 26, 2017
- KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
- Daisuke INOUE
- G02 - OPTICS
Information Patent Application
Fabrication method of self-written optical waveguide
- Publication number 20100001421
- Publication date Jan 7, 2010
- Masatoshi Yonemura
- G02 - OPTICS
Information Patent Application
Optical branching-coupling device, and manufacturing method and opt...
- Publication number 20090324172
- Publication date Dec 31, 2009
- Toyoda Gosei Co., Ltd.
- Kenji HAGA
- G02 - OPTICS
Information Patent Application
Light coupler and manufacturing method thereof
- Publication number 20090196552
- Publication date Aug 6, 2009
- Toyoda Gosei Co., Ltd.
- Kazuhiro Terada
- G02 - OPTICS