Patent Leaderboard
USPTO Patent Rankings
Data through Sept 30, 2025
Search
Companies
Inventors
Cities
States
All Time
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
Home
›
Companies
›
E.I. Du Pont De Nemours And
EA
E.I. Du Pont De Nemours And
Rank
(All Time):
#61
of
106,127
Top 1%
8,035
inventors
14,933
Patents All Time
Top Inventors at E.I. Du Pont De Nemours And
All Time
Showing
5,401–5,450
of
8,035
inventors
Rank
Name
Patents
#4343
Philip S. Smith
1
#4343
Phillipe Soucaille
1
#4343
Pierre Poysat
1
#4343
Pierre E. Rouvier
1
#4343
Prakash V. Girhepuje
1
#4343
Pride Johnson
1
#4343
Prathap Muthana
1
#4343
Pyong-Nae Son
1
#4343
Qiuju Wu
1
#4343
Quayton R. Stottlemyer
1
#4343
Raymond Adamic
1
#4343
Ralph Kingsley Blake, deceased
1
#4343
Raymond Buckland
1
#4343
Raymond Ronald Bullock
1
#4343
Ralph A. Butz
1
#4343
Raia Colette Finc
1
#4343
Ralf Förster
1
#4343
Randall M. German
1
#4343
Rajeev Gupta
1
#4343
Raymond L. Hackert
1
#4343
Rachel L. Hardie
1
#4343
Raymond Guilford Hunter
1
#4343
Raymond R. Jungpeter
1
#4343
Rachel Kahn
1
#4343
Ralpha Newton Miller
1
#4343
Raf Moens
1
#4343
Rajendra Polu
1
#4343
Ralph S. Quatrano
1
#4343
Radoslaw Szewczyk
1
#4343
Raymond Tietz
1
#4343
Rex Delong
1
#4343
Rhodes E. Wray
1
#4343
Richard C. Abel
1
#4343
Richard Adams
1
#4343
Richard Akers
1
#4343
Richard Dyche Anderson
1
#4343
Richard S. Andrews, III
1
#4343
Richard L. Baird
1
#4343
Richard A Baker, Jr.
1
#4343
Richard A. Berger
1
#4343
Richard P. Bernard
1
#4343
Ritu Bhalla
1
#4343
Richard A. Blumenthal
1
#4343
Richard Edmund Bockrath
1
#4343
Richard Walker Browne
1
#4343
Richard Davis Bryson
1
#4343
Richard J. Hartzheim
1
#4343
Richard Hayes
1
#4343
Richard Alan Hayes
1
#4343
Richard Hochheim
1
« Prev
107
108
109
110
111
Next »
Related Companies
The Procter & Gamble
16,704
Semiconductor Energy Laboratory
16,545
Fujifilm
15,921
Nike
15,502
University of California
15,272
Infineon Technologies Ag
14,884
Disney
14,264
Applied Materials
14,184
KAIST
14,044