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Yuji Kurokawa
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Osaka-shi, JP
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last 30 patents
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Patent Grant
Light diffusing sheet and backlight unit using the light diffusing...
Patent number
7,645,058
Issue date
Jan 12, 2010
Takiron Co., Ltd.
Yuji Kurokawa
G02 - OPTICS
Patents Applications
last 30 patents
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Patent Application
LIGHT DIFFUSING SHEET AND BACKLIGHT UNIT USING THE LIGHT DIFFUSING...
Publication number
20090262428
Publication date
Oct 22, 2009
TAKIRON CO., LTD
Yuji Kurokawa
G02 - OPTICS
Information
Patent Application
Light diffusing sheet and backlight unit using the light diffusing...
Publication number
20070171671
Publication date
Jul 26, 2007
Yuji Kurokawa
G02 - OPTICS