Patent Leaderboard
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
Search
Companies
Inventors
UF
United States Filter
Rank (All Time):
#6184
of 106,127
Top 6%
137 inventors
117
Patents All Time
Top Inventors at United States Filter
All Time
Rank
Name
Patents
1
Roy Martin
11
2
Li-Shiang Liang
10
3
Gary C. Ganzi
8
#4
Stephen B. Wilcher
8
#5
Frederick C. Wilkins
7
#6
Felice DiMascio
4
#7
Gregory Stockinger
4
#8
Manor M. Parikh
4
#9
Mark E. Wichmann
4
#10
Ernest W. Downs
3
#11
Irina A. Ivanter
3
#12
John A. Soper
3
#13
Mario D. Cabrera
3
#14
Ronald M. Bradbury
3
#15
Stephane Dupont
3
#16
Stephen A. Uban
3
#17
Vadim Zolotarsky
3
#18
Albert Van Grouw
3
#19
Anthony J. Giuffrida
3
#20
Anil D. Jha
3
#21
Bradley S. Martin
2
#22
Charles D. Biskner
2
#23
David Macdonald Bonnick
2
#24
David Haruch
2
#25
David M. Higgins
2
#26
Dale A. Squier
2
#27
Gary Zoccolante
2
#28
George A. Gillespie
2
#29
Harry C. DeLonge
2
#30
Herbert Bendlin
2
#31
Hong Zhao
2
#32
Jacob Shorr
2
#33
James C. Young
2
#34
Jeffrey J. Schneider
2
#35
John Arba
2
#36
John Toohil
2
#37
Jonathan Wood
2
#38
Julie G. Sterling
2
#39
Karen L. Asher
2
#40
Mark J. Geusic
2
#41
Mack McDougald
2
#42
Marcus Donald McLeod
2
#43
Michael G. Costello
2
#44
Mikel Anthony Ferri
2
#45
Phuong Taylor Nguyen
2
#46
Richard W. DiMassimo
2
#47
Richard C. Maxson
2
#48
Robert J. Fedie
2
#49
Robert B. Watkin
2
#50
Russell G. Forbess
2
#51
Thomas Kenneth Mallmann
2
#52
Thomas V. Reinauer
2
#53
Verne T. Buehler
2
#54
Walter Bernardi
2
#55
Achim Brust
2
#56
Andrew J. Kajpust
2
#57
Billy A. Bunn
1
#58
Bikram Yonjan
1
#59
Bob Thompson
1
#60
Brian D. Burris
1
#61
Brad J. Martin
1
#62
Carl Fronhofer
1
#63
David B. Blum
1
#64
Daniel J. Hagen
1
#65
Daniel Samuel Samaco Perez
1
#66
Devendra Atnoor
1
#67
Donald B. Gillis
1
#68
Felix Nussbaum
1
#69
Frank S. Higgins
1
#70
Frank L. Sassaman
1
#71
Gerhard Schroer
1
#72
George W. Smith
1
#73
Gene Wayman
1
#74
Gregory Bachman
1
#75
Jared K. Bryan
1
#76
James L. Filson
1
#77
James F. Rieke
1
#78
James W. Stannard
1
#79
Jerry L. Hensley
1
#80
Jeffery L. Nordland
1
#81
Jeffrey A. Wilmer
1
#82
Joshua J. Kimmel
1
#83
John C. Lodholz
1
#84
John Newenhizen
1
#85
John T. Pokorski
1
#86
John W. Tadlock
1
#87
John Van Newenhizen
1
#88
John E. Zabinski
1
#89
Kevin Anthony Foster
1
#90
Kenneth L. Norcross
1
#91
Kevin Zwart
1
#92
Khai H. Nguyen
1
#93
Kurt M. Geiser
1
#94
Mark Steven Morrison
1
#95
Mark F. Schubert
1
#96
Matthew D. Shorrock
1
#97
Mark E. Watson
1
#98
Paul Johnson
1
#99
Paul Springthorpe
1
#100
Perialwar Regunathan
1