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Inventor
ITAHANA HIROYUKI
JP
3 patents
Patents
3 patents
US10995933B2
May 4, 2021
Optical device and illumination device
NICHIA CORP
1 citations
59
US11204151B2
Dec 21, 2021
Optical device and illumination device
NICHIA CORP
0 citations
47
US10753573B2
Aug 25, 2020
Optical device and lighting device
NICHIA CORP
0 citations
42