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

Chuanqi Zhang

SC Shenzhen Grandsun Electronic Co.: 1 patents #1 of 6Top 20%
Overall (2025): #419,782 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D1056874 Pair of earphones Jiugao Peng, Haiquan Wu, Chuan Wang, Ruiwen Shi, Zhijun Zhang 2025-01-07