Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Cheng-Chieh Liu — 4 Patents in 2021

VIVivotek: 4 patents #1 of 14Top 8%
New Taipei, TX: #1 of 12 inventorsTop 9%
Overall (2021): #52,468 of 548,734Top 10%
4 Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11138754 Queue analyzing method and image monitoring apparatus 2021-10-05
11049281 Image calibrating method and related monitoring camera system 2021-06-29
11030718 Image stitching method and related monitoring camera apparatus Hui Wang, Chang-Li Chen, Chao Huang 2021-06-08
11030757 Queue analyzing method and image monitoring apparatus 2021-06-08