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Toshiyuki NAKAI
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Lighting device and lighting method
Patent number
11,940,139
Issue date
Mar 26, 2024
Dai Nippon Printing Co., Ltd.
Shumpei Nishio
F21 - LIGHTING
Patents Applications
last 30 patents
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Patent Application
LIGHTING DEVICE AND LIGHTING METHOD
Publication number
20220228720
Publication date
Jul 21, 2022
DAI NIPPON PRINTING CO., LTD.
Shumpei NISHIO
F21 - LIGHTING
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Patent Application
ILLUMINATION DEVICE, DESIGN METHOD OF ILLUMINATION DEVICE, AND DESI...
Publication number
20210109359
Publication date
Apr 15, 2021
DAI NIPPON PRINTING CO., LTD.
Makio KURASHIGE
B60 - VEHICLES IN GENERAL