Norihiko Okamoto

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical waveguide
- Patent number 10,495,814
- Issue date Dec 3, 2019
- Nitto Denko Corporation
- Yuichi Tsujita
- G02 - OPTICS
Information Patent Grant
Wired circuit board and producing method thereof
- Patent number 9,839,137
- Issue date Dec 5, 2017
- Nitto Denko Corporation
- Norihiko Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Wired circuit board having enhanced contrast between conductive pat...
- Patent number 9,084,359
- Issue date Jul 14, 2015
- Nitto Denko Corporation
- Norihiko Okamoto
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL WAVEGUIDE
- Publication number 20190033519
- Publication date Jan 31, 2019
- NITTO DENKO CORPORATION
- Yuichi Tsujita
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE
- Publication number 20190025504
- Publication date Jan 24, 2019
- NITTO DENKO CORPORATION
- Yuichi Tsujita
- G02 - OPTICS
Information Patent Application
WIRED CIRCUIT BOARD AND PRODUCING METHOD THEREOF
- Publication number 20150040379
- Publication date Feb 12, 2015
- Nitto Denko Corporation
- Norihiko OKAMOTO
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Wired circuit board and producing method thereof
- Publication number 20120055697
- Publication date Mar 8, 2012
- Nitto Denko Corporation
- Norihiko Okamoto
- G11 - INFORMATION STORAGE