Patent Leaderboard
USPTO Patent Rankings
Data through Dec 31, 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
›
Grupo Petrotemex, S.A. De C.V.
GC
Grupo Petrotemex, S.A. De C.V.
— 63 Patents
Rank
(All Time):
#10,774
of
106,120
Top 15%
62
inventors
63
Patents All Time
Top Inventors at Grupo Petrotemex, S.A. De C.V.
All Time
Showing
1–50
of
62
inventors
Rank
Name
Patents
1
Alan George Wonders
19
2
Mary Therese Jernigan
15
3
Bruce Roger DeBruin
13
#4
Frederick Leslie Colhoun
9
#5
Kenny Randolph Parker
8
#5
Michael Paul Ekart
8
#5
Stephen Weinhold
8
#8
Lee Reynolds Partin
5
#8
Marcel de Vreede
5
#8
Mark Edward Stewart
5
#8
Philip Edward Gibson
5
#8
Rodney Scott Armentrout
5
#8
Ronald Buford Sheppard
5
#8
Steven Lee Stafford
5
#8
Wayne Scott Strasser
5
#16
Ashfaq Shahanawaz Shaikh
4
#16
James Donald Simpson
4
#16
Raymond E. Fogle
4
#16
Timothy Alan Upshaw
4
#20
Larry Cates Windes
3
#20
Richard D. Peters
3
#20
Robert Lin
3
#20
Roger L. Martin
3
#20
Zhiyong Xia
3
#25
Cory Lee Wells
2
#25
David Milton Lange
2
#25
Donna Rice Quillen
2
#25
Jeff Scott Howell
2
#25
Kenrick Lyle Venett
2
#25
Larry Wayne Blair
2
#25
Puneet Gupta
2
#25
Richard Gill Bonner
2
#25
Robert Noah Estep
2
#25
Tommy Ray Maddox, II
2
#25
Zhufang Liu
2
#36
Alfredo Escobar López
1
#36
Pamela Shantal Ramírez Sosa
1
#36
Verona Medina Valencia
1
#36
Aaron Grills
1
#36
Andrew Hudson
1
#36
Arturo Bulbarela Croda
1
#36
Benjamin Gamble
1
#36
Bertha Morán Delgado
1
#36
Duane Alan Hall
1
#36
Edward Lewis Boochard
1
#36
Jason Christopher Jenkins
1
#36
Jeremy R Shuppert
1
#36
John Guy Franjione
1
#36
John Alan Wabshall, Jr.
1
#36
Luciano Dalmacio Samitier
1
1
2
Next »
Related Companies
Central Motor Wheel Co.
63
Foro Energy
63
Respivert
63
Zimmer Knee Creations
63
Boku
63
Limagrain Europe S.A.
63
Satisloh Ag
63
Ecole De Technologie Superieure
63
Yoke Industrial
63