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Inventor
XIE ZHEN-FENG
CN
2 patents
Patents
2 patents
US10317668B2
Jun 11, 2019
Ocular optical system
GENIUS ELECTRONIC OPTICAL CO LTD
1 citations
58
US10429613B2
Oct 1, 2019
Ocular optical system
GENIUS ELECTRONIC OPTICAL CO LTD
1 citations
53