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

Michael Ryan — 27 Patents

CSCidra Corporate Services: 8 patents #15 of 45Top 35%
CTCytec Technology: 6 patents #47 of 326Top 15%
KOKemira Oyj: 4 patents #58 of 376Top 20%
Pitney Bowes: 3 patents #416 of 1,308Top 35%
Merck: 2 patents #3,919 of 9,382Top 45%
BGByk-Chemie Gmbh: 2 patents #60 of 202Top 30%
KCKemira Chemicals: 1 patents #19 of 35Top 55%
LALanxess: 1 patents #58 of 145Top 40%
Newtown, CT: #11 of 309 inventorsTop 4%
Connecticut: #1,318 of 34,797 inventorsTop 4%
Overall (All Time): #140,432 of 4,157,543Top 4%
27 Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
5512184 Ampholytic polymers and polymeric microemulsions David L. Dauplaise, Robert J. Proverb 1996-04-30
5380444 Ampholytic polymers and polymeric microemulsions David L. Dauplaise, Robert J. Proverb 1995-01-10