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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

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: 2016201720182019202020212022202320242025

Patents per Year

Patents granted per year, 1996 to 2025Bar chart with a peak of 460 patents in 2024.peak 4601996: 249 patents19961997: 253 patents1998: 283 patents1999: 310 patents19992000: 275 patents2001: 217 patents2002: 243 patents20022003: 204 patents2004: 221 patents2005: 182 patents20052006: 204 patents2007: 156 patents2008: 151 patents20082009: 142 patents2010: 208 patents2011: 200 patents20112012: 249 patents2013: 282 patents2014: 297 patents20142015: 322 patents2016: 313 patents2017: 326 patents20172018: 340 patents2019: 386 patents2020: 375 patents20202021: 357 patents2022: 404 patents2023: 428 patents20232024: 460 patents2025: 430 patents2025

Top Inventors

Rank Inventor Patents Primary Company
1 Lawrence W. Thau, Jr. 4 Victaulic
2 Wolfgang Rittner 4 Zodiac Aerotechnics
3 Daniel Ray MacLachlan 3 Kidde Technologies
#4 Francis T. Clarence 3 Kidde Technologies
#5 Jian Qiang 3 Seagate Technology
#6 John Wright Porterfield, Jr. 3 Kidde Technologies
#7 Manuel R. Silva, Jr. 3 Tyco Fire Products Lp
#8 Paul W. Weller 3 Kidde Technologies
#9 Robert G. Dunster 3 Kidde Technologies
#10 Robert Pallant 3 Kidde Technologies
#11 Yasuaki Koiwa 3 Senju Sprinkler Co.
#12 Yoram Ringer 3 Tyco Fire Products Lp
#13 Zhengjun Lei 3 Xi'An Westpeace Fire Technology Co.
#14 Adam Chattaway 2 Kidde Technologies
#15 Aleksandr Gorodetsky 2 Alter Nrg
#16 Brian L. Counts 2 Tyco Fire Products Lp
#17 Brent W. Williams 2 Williams-Pyro
#18 Buddy Clayton Shipman 2 Victaulic
#19 Carl W. Raines, III 2 3M
#20 Cortland G. Schurian 2 Alexander Andrew
#21 David M. Blomberg 2 3M
#22 David J. Kolacz 2 Task Force Tips
#23 David C. Procious 2
#24 Eric D. Betz 2 Oshkosh
#25 Eric M. Manson 2 Honeywell
#26 Frank J. Cygler, III 2 Victaulic
#27 Gary E. Dwyer 2 3M
#28 George B. Coletta 2 Tyco Fire Products Lp
#29 Günter Boomgaarden 2 Zodiac Aerotechnics
#30 Harlan Hagge 2 Kidde Technologies
#31 James Santoianni 2 Alter Nrg
#32 Jeffrey J. Pigeon 2 Firebird Sprinkler Company
#33 Joshua L. Ehlers 2 Tyco Fire Products Lp
#34 Joseph T. London, Jr. 2
#35 Joseph Tony London 2
#36 John M. Stempo 2 Victaulic
#37 Kent O. Hicks 2 Alter Nrg
#38 Marc Epstein 2
#39 Marco Hollm 2 Zodiac Aerotechnics
#40 Mario Joseph Nappa 2 E.I. Du Pont De Nemours And
#41 Michael Chaumontet 2 Zedel
#42 Michael J. Cowell 2 3M
#43 Michael R. Moore 2 Oshkosh
#44 Nathan A. Abel 2 3M
#45 Peter Cordani 2 Geltech Solutions
#46 Richard J. Biehl 2 Tyco Fire Products Lp
#47 Richard A. Bucher 2 Victaulic
#48 Richard H. Koehler 2
#49 Roger Kihlberg 2 3M
#50 Roger H. Leduc 2 Tyco Fire Products Lp
#51 Rudiger Meckes 2 Zodiac Aerotechnics
#52 Rudolf Szentimrey 2 Victaulic
#53 Sean D. Weed 2 Tyco Fire Products Lp
#54 Soo-Chun Chae 2 Korea Institute Of Geoscience And Mineral Resources
#55 Surendra Chavda 2 Alter Nrg
#56 Tao Ji 2 Amlogic (Shanghai) Co.
#57 William A. Mittelstadt 2 3M
#58 William J. Reilly 2 Victaulic
#59 Yi Liu 2 Victaulic
#60 Young Nam Jang 2 Korea Institute Of Geoscience And Mineral Resources
#61 Matthew A. Marger 1
#62 Heath Fewel 1
#63 Abdullah Mustafa Yonus Haji Ali 1
#64 Adel Abdulmuhsen Al-Wasis 1
#65 Adam Uhler 1 Schaeffler
#66 Ajit Pal Singh 1 Koniniklijke Philips N.V.
#67 Akimoto Uchikawa 1 Teijin Limited
#68 Alfred Rafi Baddour 1 Dell Usa
#69 Alan Raymond Cambridge 1 Ferno-Washington
#70 Alain Mariller 1 Ethical Coffee Company Sa
#71 Alain Maurice 1 Zedel
#72 Al Santelli, Jr. 1
#73 Alvaro Juan Sempere Fernandez 1
#74 Allen Capron Sievert 1 E.I. Du Pont De Nemours And
#75 Alan David Willey 1 The Procter & Gamble
#76 Albert F. Zwolinsky 1 Scott Health & Safety
#77 A. Warren Wilcox 1
#78 Amanda Carpenter 1 Buckingham Manufacturing Company
#79 Amir Tabatabai 1 Latchways Plc
#80 Amy C. Tidwell 1 ExxonMobil
#81 Annie Chantelois 1
#82 Antonio Codega 1 Camp S.P.A.
#83 Anselm Eberlein 1 Amrona Ag
#84 Andrew Elliott 1 B/E Aerospace
#85 Andrew Fochs 1 Pierce Manufacturing
#86 Anthony Quinn Hensley 1 Cargill, Incorporated
#87 Annette Kosegarten 1 Dräger Safety Ag & Co. Kgaa
#88 Anthony J. Kreft 1 Tyco Fire Products Lp
#89 Andrew C. Lambridis 1 Mckeon Rolling Steel Door Co.
#90 Andrew McIntosh 1 Honeywell
#91 Andrea Merello 1 International Rectifier
#92 Andrew J. Nerbun 1 Drs Power & Control Technologies
#93 Anthony Orsano 1
#94 Anthony Raj 1 Microsoft
#95 Angela Sager-Wiedmann 1 Universität Zu Köln
#96 Antonio Alejandro Sempere Rodriguez 1
#97 Andrew C. Teich 1 Flir Systems
#98 Anthony J. Turiello 1 Rescue Air Systems
#99 Arnaud Plaideau 1 Total Marketing Services
#100 Arvo Poldmaa 1

Top Companies

Rank Company Patents
1 Tyco Fire Products Lp 10
2 3M 7
3 Kidde Technologies 7
#4 Victaulic 7
#5 Unknown 6
#6 The Boeing 5
#7 Zodiac Aerotechnics 5
#8 Honeywell 5
#9 Viking Group 4
#10 Zedel 4
#11 D B Industries 3
#12 Msa Technology 3
#13 Oshkosh 3
#14 Senju Sprinkler Co. 3
#15 The Chemours Company Fc 3
#16 Xi'An J&R Fire Fighting Equipment Co. 3
#17 Akron Brass 2
#18 Alexander Andrew 2
#19 Alter Nrg 2
#20 Amrona Ag 2
#21 Dräger Safety Ag & Co. Kgaa 2
#22 Firebird Sprinkler Company 2
#23 Geltech Solutions 2
#24 Korea Institute Of Geoscience And Mineral Resources 2
#25 Latchways Plc 2
#26 Lion Group 2
#27 Minimax Gmbh & Co Kg 2
#28 Seungjin Ind. Co. 2
#29 Task Force Tips 2
#30 Waterous 2
#31 Amazon 1
#32 Aerohook Technology Co. 1
#33 Airbus Defence And Space Gmbh 1
#34 Airbus Helicopters 1
#35 Air Water Safety Service 1
#36 Aludesign S.P.A. 1
#37 Avantech 1
#38 B/E Aerospace 1
#39 Beijing Mechanical Equipment Institute 1
#40 Be Intellectual Property 1
#41 Belimo Holding Ag 1
#42 Bha Altair. 1
#43 Black Diamond Equipment 1
#44 Buckingham Manufacturing Company 1
#45 California Expanded Metal Products 1
#46 Camp S.P.A. 1
#47 Capital Safety Group (Northern Europe) Limited 1
#48 Caylym Technologies International 1
#49 Checkmate Limited 1
#50 Climb Tech 1
#51 CEA 1
#52 Daelim Industrial Co. 1
#53 Draeger Safety Uk Limited 1
#54 Drägerwerk Ag & Co. Kgaa 1
#55 Drs Power & Control Technologies 1
#56 Eclipse Aerospace 1
#57 Ecolab Usa 1
#58 Elkhart Brass Manufacturing Company 1
#59 Empire Technology Development 1
#60 Engineered Corrosion Solutions 1
#61 Factory Mutual Insurance 1
#62 Federal Express 1
#63 Ferno-Washington 1
#64 Fireaway 1
#65 Fire Research 1
#66 Flexhead Industries 1
#67 Flir Systems 1
#68 Fraunhofer 1
#69 G-Group 1
#70 Globe Holding Company 1
#71 Harken Italy S.P.A. 1
#72 High Impact Technology 1
#73 Hme, Incorporated 1
#74 Hsiner Co. 1
#75 Icl Performance Products Lp 1
#76 Institute For Information Industry 1
#77 International Textile Group 1
#78 Japan Vilene Company 1
#79 Kaneka 1
#80 Key Safety Systems 1
#81 Kofulso Co. 1
#82 Koken Co. 1
#83 Marioff Corporation Oy 1
#84 Marotta Controls 1
#85 Mckeon Rolling Steel Door Co. 1
#86 Medline Industries, Lp 1
#87 Nankai University 1
#88 National Cheng Kung University 1
#89 Ngk Insulators 1
#90 Nohmi Bosai 1
#91 Ocenco 1
#92 Onscene Solutions 1
#93 Osaka City University 1
#94 Oval Fire Products 1
#95 Pacific Scientific Energetic Materials 1
#96 Pierce Manufacturing 1
#97 Rembe Gmbh Safety + Control 1
#98 Rescue Air Systems 1
#99 Rosenbauer International Ag 1
#100 R. Stahl Schaltgeräte Gmbh 1