Ryuichi Koga

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Yokosuka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lighting device
- Patent number 9,605,820
- Issue date Mar 28, 2017
- Toshiba Lighting & Technology Corporation
- Ryuichi Koga
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
Lighting Device
- Publication number 20150260362
- Publication date Sep 17, 2015
- Toshiba Lighting & Technology Corporation
- Ryuichi Koga
- F21 - LIGHTING