XQ

Xiaolin Qin

SC Shanghai 21St Century Electronic Equipment Co.: 4 patents #1 of 1Top 100%
Overall (2023): #14,258 of 537,848Top 3%
7
Patents 2023

Issued Patents 2023

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
D1005856 Metal detector 2023-11-28
D1004447 Metal detector 2023-11-14
D996986 Metal detector 2023-08-29
D994507 Metal detector 2023-08-08
D986750 Metal detector arm support 2023-05-23
D983672 Metal detector 2023-04-18
D980089 Metal detector 2023-03-07