Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
KL

Kaishun Li

AC Asimco Shuanghuan Piston Ring (Yizheng) Co.: 1 patents #3 of 5Top 60%
📍 Yizheng, CN: #3 of 5 inventorsTop 60%
Overall (2025): #323,834 of 469,880Top 70%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12345336 Piston ring with hard plating, and preparation method therefor Qianxi Liu, Yueting Zhou, Guanfei Shi 2025-07-01