Rankings count each patent once by its primary Cooperative Patent Classification. All-time pages aggregate the full database; year pages use patent grant year.
Recent years: 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025
Patents per Year Patents granted per year, 1996 to 2025 Bar chart with a peak of 1,806 patents in 2020. peak 1,806 1996: 853 patents 1996 1997: 958 patents 1998: 1,124 patents 1999: 1,149 patents 1999 2000: 1,157 patents 2001: 1,239 patents 2002: 1,079 patents 2002 2003: 1,013 patents 2004: 953 patents 2005: 874 patents 2005 2006: 794 patents 2007: 629 patents 2008: 602 patents 2008 2009: 799 patents 2010: 1,246 patents 2011: 1,151 patents 2011 2012: 1,307 patents 2013: 1,545 patents 2014: 1,674 patents 2014 2015: 1,642 patents 2016: 1,555 patents 2017: 1,519 patents 2017 2018: 1,577 patents 2019: 1,739 patents 2020: 1,806 patents 2020 2021: 1,559 patents 2022: 1,410 patents 2023: 1,520 patents 2023 2024: 1,625 patents 2025: 1,604 patents 2025
Top Inventors
Rank ↑
Inventor ↕
Patents ↕
Primary Company ↕
1
Darko Pervan
228
Valinge Innovation Ab
2
Mark Cappelle
154
Flooring Industies Limited, Sarl
3
Bernard Thiers
117
Flooring Industies Limited, Sarl
#4
Felix L. Sorkin
109
Generate Technologies
#5
Husnu M. Kalkanoglu
93
Certainteed
#6
Ronald P. Hohmann, Jr.
92
Mitek Holdings
#7
Mark C. Carter
87
International E-Z Up
#8
Gregory F. Jacobs
80
Certainteed
#9
Ming Liang Shiao
73
Certainteed
#10
Thomas M. Espinosa
65
Cetres Holdings
#11
Laurent Meersseman
61
Flooring Industies Limited, Sarl
#12
Eddy Alberic Boucké
57
I4F Licensing Nv
#13
Peder J. Gulbrandsen
55
Usg Interiors
#14
Donald Anthony Pilz
54
California Expanded Metal Products
#15
Christian Boo
53
Valinge Innovation Ab
#16
Stefan Simon Gustaaf Moriau
51
Unilin Beheer B.V.
#17
Alan C. Wendt
49
Usg Interiors
#18
Jan Eddy De Rick
49
Flooring Industies Limited, Sarl
#19
John M. Goettl
47
Gsg Holdings
#20
Philippe Pichon
47
Zodiac Pool Care Europe
#21
Thomas L. Kelly
47
Hologic
#22
Martin Segaert
46
Flooring Industies Limited, Sarl
#23
Geoff Gosling
45
Dirtt Environmental Solutions
#24
James J. Lehane
44
Usg Interiors
#25
Kevin T. Burt
44
Fortress Iron, Lp
#26
Robert C. Lenney
44
Gutterglove
#27
Steven R. Robinson
44
Schul International Co.
#28
Tony Pervan
44
Ceraloc Innovation Ab
#29
Jin-Jie Lin
43
Simpson Strong-Tie Company
#30
Robert L. Jenkins
43
Certainteed
#31
Harold G. Simpson
40
Harold Simpson
#32
Pieter Devos
40
Flooring Industies Limited, Sarl
#33
Robert J. Menchetti
40
National Gypsum
#34
Jeffrey P. Whittemore
39
Zipwall
#35
William J. Platt
39
Worthington Armstrong Venture
#36
Abraham M. Underkofler
38
Usg Interiors
#37
Michael J. Hubbard
38
Firestone Building Products Company
#38
Raymond E. Poliquin
38
California Expanded Metal Products
#39
Adem Chich
37
Bmic
#40
David J. Stucky
37
Certainteed
#41
Todd M. Bergman
37
Awi Licensing
#42
Clinton D. Bunch
36
Acufloor
#43
Edward R. diGirolamo
36
The Steel Network
#44
Joshua A. Bunch
36
Acufloor
#45
Robert J. Simmons
36
Conxtech
#46
Bert W. Elliott
35
Owens Corning Intellectual Capital
#47
Michael Hatzinikolas
35
Fero
#48
Ronald D. Shaw
35
Shaw & Sons
#49
Daniel E. Boss
34
Bmic
#50
George David Richardson
34
Cfs Concrete Forming Systems
#51
N. Eric Knudsen
34
—
#52
Semion Krivulin
34
Cfs Concrete Forming Systems
#53
Shay Witelson
34
Maytronics
#54
Thomas J. Lochtefeld
34
Light Wave
#55
Keith C. Hong
33
Certainteed
#56
Pavel Sebor
33
Gale Group
#57
Stephen W. Steffes
33
Certainteed
#58
Timothy Pendley
33
T&M Inventions
#59
William F. Leek
33
Simpson Strong-Tie Company
#60
Fernando Hernandez Sesma
32
California Expanded Metal Products
#61
Michael E. Evans
32
Owens Corning Intellectual Capital
#62
Romeo Ilarian Ciuperca
32
—
#63
Alfred D. Commins
31
Simpson Strong-Tie Company
#64
Henry H. Bilge
31
Tremco Cpg
#65
Hendrikus Johannes van der Meijden
31
Zodiac Pool Systems
#66
J. Dewayne Allen
31
Allen Engineering
#67
Lester Hensley
31
Emseal Joint Systems
#68
Matti Kiik
31
Building Materials Investment
#69
Mogens Smed
31
Dirtt Environmental Solutions
#70
Stephen A. Koch
31
Certainteed
#71
Artur Schworer
30
Peri Ag
#72
Brian Cecil Stearns
30
Vermont Slate & Copper Services
#73
Christopher Richardson
30
Ultraframe (Uk) Limited
#74
Larry Randall Daudet
30
Simpson Strong-Tie Company
#75
Michael J. McLain
30
T&M Inventions
#76
Olan Leitch
30
Building Materials Investment
#77
Robert J. Alderman
30
—
#78
Matthew Carlyle Sherstad
29
Fortress Iron, Lp
#79
Raymond M. L. Ting
29
Advanced Building Systems
#80
Giora Erlich
28
Aqua Products
#81
G. Matt Krause
28
—
#82
Thomas Luc Martine BAERT
28
Champion Link International
#83
Tyrell T. Gilb
28
Simpson Strong-Tie Company
#84
William H. Porter
28
Unknown
#85
Yu Zheng
28
Microsoft
#86
Arndt Andresen
27
Hilti Aktiengesellschaft
#87
Edward L. Gibbs
27
Unknown
#88
Lawrence J. Grubka
27
Owens Corning Intellectual Capital
#89
Michael Gori
27
Leaffilter North
#90
Osamu Itagaki
27
Max Co.
#91
Patrick M. Culpepper
27
Progressive Foam Technologies
#92
Sudhir Railkar
27
Building Materials Investment
#93
Wing-kin Hui
27
Compurobot Technology
#94
Hans-Jürgen Hannig
26
Akzenta Paneele + Profile Gmbh
#95
Kwan Jun Choi
26
Inno-Sports Co.
#96
Martin J. Rotter
26
Unknown
#97
Michele Volponi
26
New Standards Manufacturing
#98
William Edwin Smith
26
Owens Corning Intellectual Capital
#99
Agne Pålsson
25
Valinge Innovation Ab
#100
Luc Vanhastel
25
Flooring Industies Limited, Sarl