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

Mark C. Petropoulos

Xerox: 29 patents #437 of 8,622Top 6%
Ontario, NY: #9 of 244 inventorsTop 4%
New York: #4,200 of 115,490 inventorsTop 4%
Overall (All Time): #130,439 of 4,157,543Top 4%
29 Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
5248529 Method of cleaning, coating and curing receptor substrates in an enclosed planetary array John M. Hammond, Stuart B. Berger, Robert W. Nolley 1993-09-28
5090350 Method and apparatus for cleaning, coating and curing receptor substrates in an enclosed planetary array John M. Hammond, Stuart B. Berger, Robert W. Nolley 1992-02-25
5037676 Method and apparatus for cleaning, coating and curing receptor substrates in an enclosed planetary array John M. Hammond, Stuart B. Berger 1991-08-06
5021109 Method of preparing a multilayered belt John M. Hammond 1991-06-04