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Inventor
MINEO YUTAKA
JP
2 patents
Patents
2 patents
US6852396B1
Feb 8, 2005
Photodiffusion sheet and backlight unit using this
KEIWA INC
80 citations
91
US7072115B2
Jul 4, 2006
Light diffusion sheet and backlight unit using the same
KEIWA INC
22 citations
89