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

Jianlin Zhang

CC China Railway No. 3 Engineering Group Co.: 1 patents #1 of 22Top 5%
Overall (2025): #57,891 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12350786 Apparatus for automatically polishing butt weld of ultralong large-diameter pipeline Depeng Sun, Yunlong Li, Yufeng Wu, Haojun Liu, Jiujun Wang +5 more 2025-07-08
D1077013 Lens 2025-05-27
D1077287 Eaves light 2025-05-27