YASUO WAKUI

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KANAGAWA, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light guide, manufacturing method of light guide, optical shutter,...
- Patent number 9,507,072
- Issue date Nov 29, 2016
- Mitsubishi Rayon Co., Ltd.
- Yasuo Wakui
- G02 - OPTICS
Information Patent Grant
Surface light source device, light guide element used for surface l...
- Patent number 9,097,831
- Issue date Aug 4, 2015
- Mitsubishi Rayon Co., Ltd.
- Kenji Yagi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING LAMINATE, LAMINATE, LIGHT GUIDE BODY FOR LIGHT...
- Publication number 20160131817
- Publication date May 12, 2016
- Mitsubishi Rayon Co., Ltd.
- Yasuo WAKUI
- G02 - OPTICS
Information Patent Application
LIGHT GUIDE, MANUFACTURING METHOD OF LIGHT GUIDE, OPTICAL SHUTTER,...
- Publication number 20150301262
- Publication date Oct 22, 2015
- Mitsubishi Rayon Co., Ltd.
- YASUO WAKUI
- G02 - OPTICS
Information Patent Application
SURFACE LIGHT SOURCE DEVICE, LIGHT GUIDE ELEMENT USED FOR SURFACE L...
- Publication number 20130003412
- Publication date Jan 3, 2013
- Mitsubishi Rayon Co., Ltd.
- Kenji Yagi
- G02 - OPTICS