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

Sigan Peng

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Hongsheng, CN: #1 of 1 inventorsTop 100%
Overall (All Time): #703,688 of 4,157,543Top 20%
7 Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11648507 Process and apparatus of ocean carbon capture and storage 2023-05-16
11384934 Method of safely emitting high-temperature exhaust gas for offshore platform, and cooling and purification device 2022-07-12
11045758 Process and apparatus of ocean carbon capture and storage 2021-06-29
9757686 Ship flue gas scrubbing apparatus and method 2017-09-12
8500893 Ship flue gas scrubbing equipment and method 2013-08-06
8383074 Process and device for simultaneously desulfurizing and denitrating the flue gas with the seawater 2013-02-26
8038774 Ship flue gas desulphurization method and equipment 2011-10-18