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
›
Harsco
HA
Harsco
Rank
(All Time):
#5,901
of
106,127
Top 6%
196
inventors
124
Patents All Time
Top Inventors at Harsco
All Time
Showing
151–196
of
196
inventors
Rank
Name
Patents
#None
Steven Moyer
2
#None
Thomas Chirkot
2
#None
Benjamin Boado
1
#None
Brandon SANDY
1
#None
Carl Cowley
1
#None
Christian Brand
1
#None
Chris Larsen
1
#None
Daniel Farris
1
#None
David L. Hancock
1
#None
Devin G. Cooper
1
#None
Dominic DEANGELO
1
#None
Eric Fortin
1
#None
Guillermo Rios
1
#None
Hector Chavez Mayo
1
#None
Indian Martin
1
#None
Ivan Gabriel Salcedo Mendoza
1
#None
Jared A. Anderson
1
#None
Jarud H. Hoefker
1
#None
James Resio
1
#None
JAMES MICHAEL ROCKWOOD
1
#None
Jim Resio
1
#None
John Corbin
1
#None
John M. Janak
1
#None
John R. Sanders
1
#None
Kent Jacobsson
1
#None
Kent A. Miller
1
#None
Mark Oldham
1
#None
Mark E. Rovnyak
1
#None
Mia Daniels
1
#None
Michael Petersen
1
#None
Michael Allen VanBergen
1
#None
Mike ZAMPINI
1
#None
Paul Joseph Smith
1
#None
Patrick Speranza
1
#None
Robert Masten
1
#None
Robert Oldham
1
#None
Sergio DiVentira
1
#None
Shaishav Shah
1
#None
Steven Francis Hawkes
1
#None
Dennis Chilson
1
#None
Jeffre Allen Borton
1
#None
David Earl Nitchke
1
#None
Jerome Papes
1
#None
Eugene A. Piontek
1
#None
John S. Wimberley
1
#None
Greg A. Valley
1
« Prev
2
3
4
Related Companies
Advanced Liquid Logic
124
Vaisala Oyj
124
Paul Hartmann Ag
124
Daikyo Seiko
124
Watts Regulator
124
Great Plains Manufacturing
124
Indian Institute Of Technology Madras (Iit Madras)
124
The Mclean Hospital
124
Skyhook Wireless
124