Skip to content
Patent Leaderboard
USPTO Patent Rankings
Data through Dec 31, 2025
Search
Companies
Universities
Inventors
Cities
States
Technologies
Top Patents
Inventor 500
Select ranking year
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
›
2020
›
Companies
›
Zoetis Services
ZS
Zoetis Services
— 16 Patents in 2020
Rank
(2020):
#2,337
of
32,409
Top 8%
57
inventors
16
Patents 2020
Top Inventors at Zoetis Services
2020
Showing
1–50
of
57
inventors
Rank
Name
Patents
1
Richard Andrew Ewin
2
2
Jeffrey E. Galvin
2
3
John Keith Garrett
2
#4
Megan Marie Smutzer
2
#5
Daniel Scott Rees
2
#6
John Adam Wendt
2
#7
Gregory Paul Nitzel
2
#8
William Dongwook Suh
2
#9
James R. Kulawik, II
2
#10
Tracy L. Ricker
2
#11
Stephen L. Secreast
2
#12
John Herberg
1
#13
Jay Gregory Calvert
1
#14
James T. Curry
1
#15
Tomasz Respondek
1
#16
Barton Harley Manning
1
#17
Gary Francis Bammert
1
#18
Scott LYLE
1
#19
Christopher J. Williams
1
#20
Michael P. Curtis
1
#21
Jinxia (Nancy) Deng
1
#22
Michael Glenn Schnupper
1
#23
Sumitra Rajagopalan
1
#24
Govindan Subramanian
1
#25
Douglas S. Pearce
1
#26
Andrea Joy Gonzales
1
#27
Steven X. Hu
1
#28
George Moutafis
1
#29
Daniel C. Smith
1
#30
Tammy A. Sanders
1
#31
Thomas Zelmer
1
#32
Laibin Luo
1
#33
Graham M. Kyne
1
#34
Christopher A. Zook
1
#35
William R. Humphrey
1
#36
Susan M. K. Sheehan
1
#37
Allen Poppe
1
#38
Robert McCall
1
#39
Omar Yousif Abdelmagid
1
#40
Stacy Ross
1
#41
Ramin Karimpour
1
#42
Marcia L. Keith
1
#43
Steven Jay Edwards
1
#44
Susan M. Machkovech
1
#45
Steven A. Dunham
1
#46
David Jose Asper
1
#47
Wilms Baille
1
#48
Jacqueline Gayle Marx
1
#49
Piotr Kujawa
1
#50
Dennis L. Huczek
1
1
2
Next »
Related Companies
Nasdaq
16
Milacron
16
Umicore
16
Yanmar Power Technology Co.
16
Tridonic Gmbh & Co Kg
16
Zhejiang Cfmoto Power Co.
16
Zhejiang E-P Equipment Co.
16
Traeger Pellet Grills
16
University Of Delaware
16