Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HZ

Hongliang Zheng

Overall (2021): #429,900 of 548,734Top 80%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11078223 Composite phosphorus flame retardant comprising cyclic organophosphate with multiple DOPO moieties and preparation method thereof Changkun Liu 2021-08-03