Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Weiqiang Sun — 3 Patents in 2021

Pfizer: 3 patents #17 of 325Top 6%
Morristown, NJ: #11 of 154 inventorsTop 8%
New Jersey: #694 of 6,977 inventorsTop 10%
Overall (2021): #58,266 of 548,734Top 15%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11208633 Compositions and methods relating to a mutant Clostridium difficile toxin Jason Arnold Lotvin, Annaliesa Sybil Anderson, Robert G. K. Donald, Michael James Flint, Narender Kumar Kalyan +4 more 2021-12-28
10982198 Compositions and methods relating to a mutant Clostridium difficile toxin Jason Arnold Lotvin, Annaliesa Sybil Anderson, Robert G. K. Donald, Michael James Flint, Narender Kumar Kalyan +4 more 2021-04-20
10947494 Media and fermentation methods for producing polysaccharides in bacterial cell culture Sunil G. Desai, Michael Allen Hanson, Jonathan Patrick Kinross, Daniel R. Lasko, Scott Ellis Lomberk +3 more 2021-03-16