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

Sigan Peng

Hongsheng, CN: #1 of 1 inventorsTop 100%
Overall (2011): #163,884 of 364,097Top 50%
1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8038774 Ship flue gas desulphurization method and equipment 2011-10-18