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
›
AT&T
AT
AT&T
— 37,920 Patents
Rank
(All Time):
#21
of
106,127
Top 1%
18,772
inventors
37,920
Patents All Time
Top Inventors at AT&T
All Time
Showing
5,901–5,950
of
18,772
inventors
Rank
Name
Patents
#5550
Emily Dodwell
3
#5550
Emlyn C. Jeffrey
3
#5550
Emmanuel Parasirakis
3
#5550
Emanuil Y. Shvarts
3
#5550
Enrique G. Cuevas
3
#5550
Enzo Paterno
3
#5550
Enn Tammaru
3
#5550
Eric Aslaksen
3
#5550
Eric Bogatin
3
#5550
Eric Bouillet
3
#5550
Erik Busking
3
#5550
Eric Campbell
3
#5550
Eric A. Deichstetter
3
#5550
Eric J. Gausmann
3
#5550
Eric D Isaacs
3
#5550
Eric McDonald
3
#5550
Eric M Monberg
3
#5550
Eric Noble
3
#5550
Eric Reed
3
#5550
Eric J. Rozner
3
#5550
Eric D. Schwartz
3
#5550
Ernesto Solera
3
#5550
Eric Sweetman
3
#5550
Erik Trusler
3
#5550
Eric Woerner
3
#5550
Euly LeGro
3
#5550
Eugene L. Rissanen
3
#5550
Eugene L. Shrock
3
#5550
Evert-Jan Borkent
3
#5550
Everett J. Canning, Jr.
3
#5550
Eva M. Vogel
3
#5550
Ewald C. Anderl
3
#5550
Farid Hacena
3
#5550
Fabian Monrose
3
#5550
Feiling Jia
3
#5550
Fengkun Liu
3
#5550
Fei Wu
3
#5550
Flemming Pedersen
3
#5550
Floyd Craig Wolverton
3
#5550
Forrest L. Coleman
3
#5550
Fouad Kiamilev
3
#5550
Frank E. Barber
3
#5550
Frederick Robert Chang
3
#5550
Frank H. Chavez
3
#5550
Francis John Connell
3
#5550
Fred Delaplace
3
#5550
Frank N. Fedele
3
#5550
Franklin D. Fite, Jr.
3
#5550
Frank Gasparik
3
#5550
Francois Gouere
3
« Prev
117
118
119
120
121
Next »
Related Companies
Qualcomm
41,723
TSMC
39,991
Panasonic
39,942
Micron
39,395
Google
37,990
Sumitomo Electric Industries
37,337
Nec
35,886
Seiko Epson
33,506
Ford
32,155