Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Kai Guo — 4 Patents in 2021

NUNanjing University: 2 patents #1 of 33Top 4%
SBSabic Global Technologies B.V.: 1 patents #115 of 365Top 35%
TETepha: 1 patents #7 of 14Top 50%
Overall (2021): #46,547 of 548,734Top 9%
4 Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11149115 Method for preparing polylactone by ring opening Hui Zhu, Zhenjiang Li, Fulan Wei, Siming W. Chen, Yu Gao 2021-10-19
11072698 Composition comprising heterophasic propylene copolymer Ting Huang, Yang-Xin Fu, Ji Zhou, Dake Shen, Maria Soliman 2021-07-27
11015021 Method for preparation of a polyester Fulan Wei, Zhenjiang Li, Hui Zhu, Siming W. Chen, Yu Gao 2021-05-25
10994057 Articles of poly(butylene succinate) and copolymers thereof Simon F. Williams, Said Rizk, David P. Martin, Skander Limem, Amit Ganatra +1 more 2021-05-04