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

Chongming Xu

SC Shenzhen Bluetrum Technology Co.: 1 patents #1 of 5Top 20%
Overall (2025): #420,403 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12260848 Method for generating active noise reduction filter, storage medium and earphone Shali Wei, Xiangen Deng 2025-03-25