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

Hongyuan Fang

S( Safekey Engineering Technology (Zhengzhou): 1 patents #1 of 13Top 8%
Overall (2025): #367,178 of 469,880Top 80%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12428519 Silicate modified polymer foam material for filling and sealing Peng Zhao, Lei Wang, Chengchao Guo, Mingrui Du, Chao Zhang +1 more 2025-09-30