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

BICHENG DAI

HC Heifeng Zhizao (Shenzhen) Technology Co.: 1 patents #3 of 6Top 50%
Overall (2025): #440,449 of 469,880Top 95%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12370088 Ear canal care device YICHUN LU, Kunsheng Chen, Shihong Wang, GEYAN YU 2025-07-29