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USPTO Patent Rankings Data through Sept 30, 2025
CZ

Chuanhui ZHANG — 1 Patent in 2020

KCKingfa Sci. & Tech. Co.: 1 patents #21 of 53Top 40%
Fujian, CN: #92 of 259 inventorsTop 40%
Overall (2020): #509,525 of 565,922Top 95%
1 Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10731002 Semiaromatic copolyamide resin and polyamide molding composition consisting of the same Min Cao, Sujun JIANG, Zhenguo Shi, Xueke Sun, Liming FAN +3 more 2020-08-04