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
NI
Nl Industries
Rank (All Time):
#3309
of 106,127
Top 4%
213 inventors
234
Patents All Time
Top Inventors at Nl Industries
All Time
Rank
Name
Patents
1
Claude M. Finlayson
12
2
Roy F. House
12
3
John D. Barr
11
#4
Lonnie D. Hoover
11
#5
Douglas W. J. Nayler
9
#6
Daniel F. Herman
7
#7
John E. Fontenot
7
#8
Joseph A. Rahm
6
#9
Michael K. Russell
6
#10
Thaddeus F. Kroplinski
6
#11
Wilbur Mardis
6
#12
Michael A. Kolakowski
5
#13
Richard A. Meador
5
#14
Uno Kruse
5
#15
Barton C. Case
4
#16
Brian Davis
4
#17
Charles A. Cody
4
#18
Francis C. Naughton
4
#19
Gary R. Schaeper
4
#20
H. John Bates
4
#21
James R. Birchak
4
#22
M. Vikram Rao
4
#23
Melvin Brauer
4
#24
Paul F. Rodney
4
#25
Richard A. Olson
4
#26
William W. Reichert
4
#27
Daniel F. Coope
3
#28
Dale E. Jamison
3
#29
Donald G. Cole
3
#30
Enno H. Page
3
#31
Gary L. Egbert
3
#32
George S. Foerster
3
#33
John M. Fuller
3
#34
Kenneth C. Saliger
3
#35
Kishan Bhatia
3
#36
Lawrence F. Zielinski
3
#37
Lot William Short, Jr.
3
#38
Martin Jansen
3
#39
Marvin T. Tetenbaum
3
#40
Michael L. Larronde
3
#41
Manmohan S. Kalsi
3
#42
Norman A. Nelson
3
#43
Terry R. Matthias
3
#44
William C. Paske
3
#45
Wolfram H. Kube
3
#46
Alistair H. Montgomery
3
#47
Burlon C. Crowley
2
#48
Carl Mason
2
#49
Clarence J. Zabcik
2
#50
Colin Arlott
2
#51
David B. Carriere
2
#52
David D. Parrish
2
#53
Donald L. Wesenberg
2
#54
Edward T. Dillon
2
#55
Edward A. Lygas
2
#56
Edward D. Magauran
2
#57
Eugene Striffler, Jr.
2
#58
Forest A. Scearce
2
#59
Forrest A. Scearce
2
#60
Francis L. Davison
2
#61
Francis Duneczky
2
#62
Fred R. Foreman
2
#63
Haydn R. Lamb
2
#64
Howard J. Bates
2
#65
Hwa-Shan Ho
2
#66
Israel M. Brandt
2
#67
Jack L. Lowell
2
#68
James Van Fisk, Jr.
2
#69
John G. Garcia, Jr.
2
#70
John W. Jordan
2
#71
Keith R. Hazelrigg
2
#72
Keith W. Sharp
2
#73
Kenneth Watson
2
#74
Macmillan M. Wisler
2
#75
Michael H. Hoff
2
#76
Murray C. Cooperman
2
#77
Peter A. Leaney
2
#78
Richard D. Murphy
2
#79
Richard F. Roesler
2
#80
Rodrigue V. Lauzon
2
#81
Robert J. Murphy
2
#82
Robert E. Slingerland
2
#83
Robert W. White
2
#84
Samuel Geffen
2
#85
Stanley W. Granger
2
#86
Steven J. Kemnetz
2
#87
William Bradley
2
#88
Willard D. Childs
2
#89
Achim Kulling
2
#90
Albert Roth
2
#91
Anthony Russell
2
#92
Bruce Beakley
1
#93
Bruce K. Faulseit
1
#94
Bryan K. Yam
1
#95
Byron W. Koch
1
#96
C. P. Lanmon, II
1
#97
Charles E. Barton
1
#98
Charles K. Daniels
1
#99
Charles F. Summers
1
#100
Charles E. Williams
1