Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Changwei Liu — 7 Patents in 2021

Fairfax, VA: #5 of 155 inventorsTop 4%
Virginia: #91 of 4,020 inventorsTop 3%
Overall (2021): #17,928 of 548,734Top 4%
7 Patents 2021

Issued Patents 2021

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
D934577 Mirror 2021-11-02
D934576 Mirror 2021-11-02
11028226 Heat resistant polyimide film and preparation method thereof Wanbao Xiao, Chunyan Qu, Dezhi Wang, Kai Xu, Bo Wang +8 more 2021-06-08
D918601 Mirror 2021-05-11
D917306 Watch case 2021-04-27
D916470 Mirror 2021-04-20
D913113 Watch case 2021-03-16