Inventor · disambiguated record

Yuqiao Xian

Also filed as: XIAN YUQIAO

1 granted patent·1 pending application·0 citations·filing 2017–2021

13Inventor score

Technology areasG02B

Files withGUANGZHOU MID TECH CO LTD1 GUANGZHOU MIDSTERO TECH CO LTD1

Top patents by PatentIndex Score

2 records

0155US11525947B2Fresnel lens and display devices with such Fresnel lensGUANGZHOU MID TECH CO LTD·Filed 2021·Granted Dec 13, 2022·0 cites·15 claims
0242US2019369302A1Fresnel lens and display devices with such fresnel lensGUANGZHOU MIDSTERO TECH CO LTD·Filed 2017·Application pending·0 cites

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