Mamoru Yoshida

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Tokorozawa-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light flux controlling member, light emitting device, and lighting...
- Patent number 8,613,532
- Issue date Dec 24, 2013
- Enplas Corporation
- Yuki Fujii
- F21 - LIGHTING
Information Patent Grant
Surface light source device
- Patent number 5,868,486
- Issue date Feb 9, 1999
- Enplas Corporation
- Yoshinori Takano
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
LIGHT FLUX CONTROLLING MEMBER, LIGHT EMITTING DEVICE, AND LIGHTING...
- Publication number 20110249451
- Publication date Oct 13, 2011
- Yuki FUJII
- G02 - OPTICS
Information Patent Application
Prism sheet, surface light source device and display
- Publication number 20070091637
- Publication date Apr 26, 2007
- ENPLAS CORPORATION
- Fuminori Hiraishi
- G02 - OPTICS