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

E.I. Du Pont De Nemours And

Rank (All Time): #61 of 106,127Top 1%
8,035 inventors
14,933 Patents All Time

Top Inventors at E.I. Du Pont De Nemours And All Time

Showing 6,501–6,550 of 8,035 inventors

RankNamePatents
#4343 Robert J. Considine 1
#4343 Robert K. Cox 1
#4343 Robert R. Cullen 1
#4343 Robert Dean 1
#4343 Robert Degeilh 1
#4343 Robert H. Dettre 1
#4343 Robert John Duff 1
#4343 Roger A. Dupre 1
#4343 Robert A. Eakin 1
#4343 Robert Edmundson 1
#4343 Roger R. Ellefson 1
#4343 Robert J. Evans 1
#4343 Roger Gaskell Fairhurst 1
#4343 Roland Feola 1
#4343 Ronald T. Fisher 1
#4343 Robert L. Fleming, Jr. 1
#4343 Robert J. Flowers 1
#4343 Robert Flynn 1
#4343 Ronald A. Fong 1
#4343 Robert N. Francois 1
#4343 Robert Lloyd Freed 1
#4343 Roy Quinn Freeman, III 1
#4343 Robert B. Fugitt 1
#4343 Robert L. Gluckstern 1
#4343 ROSA IRENE GONZALEZ 1
#4343 Ronald L. Grey 1
#4343 Rong Guan 1
#4343 Rod K. Hackman 1
#4343 Robert Randall Hancock, JR. 1
#4343 Robert S. Hanzel 1
#4343 Robert J. Harder 1
#4343 Robert M. Harper 1
#4343 Robert Hawkes 1
#4343 Robert D. Hay 1
#4343 Robert E. Haynes 1
#4343 Ronald D. Heflin 1
#4343 Robert Hempton 1
#4343 Rolf Hengel 1
#4343 Ronald F. Holsinger 1
#4343 Romeo J. Hubner 1
#4343 Robert Hull 1
#4343 Robert G. Hunsperger 1
#4343 Ronald A. Hunter 1
#4343 Ronald J. Huss 1
#4343 ROBERTO IRIZARRY-RIVERA 1
#4343 Robert C. Jackson 1
#4343 Roy J. Jackson 1
#4343 Robert C. Jankowski 1
#4343 Roger A. Johnson 1
#4343 Robert C. Johnson 1