Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
CL

Chuang Li — 2 Patents in 2021

PLPetrochina Company Limited: 1 patents #85 of 231Top 40%
UNUnknown: 1 patents #344 of 3,329Top 15%
Overall (2021): #172,883 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11143265 SMA-STF based viscous damper Li Sun, Chunwei Zhang, Heming Zhang, Chunyang ZHU, Yinru Lv 2021-10-12
10921477 Method, apparatus, and system for eliminating frequency dispersion effect Jianguo Pan, Hongbin Wang, Jianguo Zhao, Linjun Huang, Dong Sun +3 more 2021-02-16 $1,236,000