Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Firefighting and rescue Patent Leaders in 2021 2021

Primary CPC class A62 · Section A

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 Yoram Ringer 6 Tyco Fire Products Lp
2 Dennis Hulbert 4 Frs Group
3 Gerald Geissler 4 Frs Group
#4 John Desrosier 4 Tyco Fire Products Lp
#5 Leonard E. Doten 4 —
#6 Manuel R. Silva, Jr. 4 Tyco Fire Products Lp
#7 Michael S. Schnarr 4 Frs Group
#8 Stephen J. Meyer 4 Victaulic
#9 Stefan SCHNELL 4 Minimax Gmbh & Co Kg
#10 Wei-Chieh Hung 4 Yoke Industrial
#11 Daniel G. Farley 3 Tyco Fire & Security Gmbh
#12 Darin K. Thompson 3 Scott Technologies
#13 David W. Wilkening 3 Frs Group
#14 Donald D. Brighenti 3 Tyco Fire Products Lp
#15 Frank RÖNNFELDT 3 Minimax Gmbh & Co Kg
#16 Graham Peter Wilson 3 Scott Technologies
#17 James Martin Reed 3 Coopers Fire Limited
#18 Joseph McLellan 3 Frs Group
#19 Jyu-Yi Wang 3 Yoke Industrial
#20 Marcus Petrus Augustinus Schellekens 3 Holmatro B.V.
#21 René Wilhelmus Johannes VAN EINDHOVEN 3 Holmatro B.V.
#22 Robert J. Burnham 3 Frs Group
#23 Thomas Edwin Archibald 3 Victaulic
#24 Thomas I. Insley 3 3M
#25 Titus Ludger Van Den Brink 3 Holmatro B.V.
#26 Zachary L. Magnone 3 Tyco Fire Products Lp
#27 Adam Chattaway 2 Kidde Technologies
#28 Alan Hart 2 Plumis
#29 Andrew Karl Diehl 2 Eddy Current Limited Partnership
#30 Arto Huotari 2 Marioff Corporation Oy
#31 Austin Robert Fischer 2 Haier Us Appliance Solutions
#32 Brian Piller 2 Oshkosh
#33 Casey R. Spears 2 Tyco Fire Products Lp
#34 Carl Estcourt Tucker 2 Scott Technologies
#35 Claude Barbeau 2 Innotex
#36 David W. Archer 2 Oshkosh
#37 Dean R. Duffy 2 3M
#38 Dwight P. Williams 2 Williams Fire & Hazard Control
#39 Eric James Bassani 2 Scott Technologies
#40 Eric D. Betz 2 Oshkosh
#41 Frederick Aryee 2 —
#42 Garry J. Walker 2 3M
#43 George B. Coletta 2 Tyco Fire Products Lp
#44 Jeffrey T. Kochelek 2 Engineered Corrosion Solutions
#45 Jeffrey J. Pigeon 2 Firebird Sprinkler Company
#46 Jeffrey D. Thompson 2 Headwaters R & D
#47 Joseph Beagen 2 Anvil International
#48 Joseph Daniel Leachman 2 Bell Helicopter Textron
#49 John S. Mortimer 2 Calgary Scientific
#50 Judge W. Morgan, III 2 Scott Technologies
#51 Kevin Desmond MAUGHAN 2 Victaulic
#52 Michael J. Oldham 2 Legere Pharmaceuticals
#53 Nazar Krutskevych 2 Marioff Corporation Oy
#54 Odair Dafonseca 2 Anvil International
#55 Remon Vincent Wensveen 2 Holmatro B.V.
#56 Sean E. Cutting 2 Tyco Fire Products Lp
#57 Simon Emonin 2 Zedel
#58 Swan Tuffery 2 Honeywell
#59 Terry Simpson 2 Kidde Technologies
#60 Thomas Multer 2 Reliable Automatic Sprinkler Co.
#61 William Makant 2 Plumis
#62 Yusuf Muhammad 2 Plumis
#63 Louis Christopher Goeckel 1 —
#64 Senthuran Pon Suntharalingam 1 —
#65 Esteban Betancur Valencia 1 —
#66 Alexander Dold 1 —
#67 Frank Novosel 1 —
#68 Achim Volmer 1 Dräger Safety Ag & Co. Kgaa
#69 Adam H. Hilton 1 Engineered Corrosion Solutions
#70 Adam Lucanik 1 —
#71 Adam Staszak 1 Tyco Fire Products Lp
#72 Ah Jeong Son 1 Ewha University—Industry Collaboration Foundation
#73 Ahmad Wani 1 One Concern
#74 Aidan J. Cowhig 1 —
#75 Albertelli Aldino 1 Acell Industries Limited
#76 Alexandr Valerevich Arakcheev 1 —
#77 Alfred Rafi Baddour 1 Dell Usa
#78 Alex Palau Bosch 1 Tyco Fire Products Lp
#79 Allen Bryan 1 —
#80 Alice R. Cooper 1 B/E Aerospace
#81 Alexander M. Dixon 1 Thyssenkrupp Ag
#82 Alan H. Elder 1 Vandor Group
#83 Alfred David Johnson 1 Ormco
#84 Alaine Christine Liotta 1 Tyco Fire Products Lp
#85 Albert Orglmeister 1 —
#86 Alexander Pinkus Rafalovich 1 GE
#87 Alireza Ronaghi 1 —
#88 Ali Tohidi 1 One Concern
#89 Allen Gaston Turcotte 1 Crown Castle Usa
#90 Alan James Vaillencourt, Jr. 1 US Air Force
#91 Alisa Zhou 1 —
#92 Amen Dhyllon 1 Serendipity Technologies
#93 Amit Jain 1 Honeywell
#94 Amy Elizabeth Quiring 1 Scott Technologies
#95 Amy J. Wirth 1 Tyco Fire Products Lp
#96 Andres Mauricio Houdelot Araujo 1 —
#97 Antonino Arcaraz 1 —
#98 Anthony G. Chappell 1 Wellcome Australia Limited
#99 Andy Chen 1 Global Communication Semiconductors
#100 Antonio Codega 1 Camp S.P.A.

Top Companies

Rank ↑ Company ↕ Patents ↕
1 Tyco Fire Products Lp 19
2 3M 14
3 Honeywell 9
#4 Minimax Gmbh & Co Kg 7
#5 Unknown 7
#6 The Boeing 6
#7 Oshkosh 5
#8 Victaulic 5
#9 Marioff Corporation Oy 4
#10 Scott Technologies 4
#11 Reliable Automatic Sprinkler Co. 4
#12 Yoke Industrial 4
#13 Audi Ag 3
#14 Coopers Fire Limited 3
#15 Frs Group 3
#16 Holmatro B.V. 3
#17 Kidde Graviner Limited 3
#18 Kidde Technologies 3
#19 Viking Group 3
#20 Zedel 3
#21 Akron Brass 2
#22 Anvil International 2
#23 B/E Aerospace 2
#24 Draeger Safety Uk Limited 2
#25 Dräger Safety Ag & Co. Kgaa 2
#26 Eddy Current Limited Partnership 2
#27 Engineered Corrosion Solutions 2
#28 Firebird Sprinkler Company 2
#29 Haier Us Appliance Solutions 2
#30 Hilti Aktiengesellschaft 2
#31 Innotex 2
#32 Plumis 2
#33 Resmed Pty 2
#34 Rusoh 2
#35 Textron Innovations 2
#36 US Air Force 2
#37 Amazon 1
#38 Acell Industries Limited 1
#39 Agf Manufacturing 1
#40 Airbus Canada Limited Partnership 1
#41 Airbus Operations Limited 1
#42 Amogreentech Co. 1
#43 Arianegroup Sas 1
#44 Atom Alloys 1
#45 Avox Systems 1
#46 Belimo Holding Ag 1
#47 Beth-El Zikhron Yaaqov Industries 1
#48 Black Diamond Equipment 1
#49 Buckingham Manufacturing Company 1
#50 California Expanded Metal Products 1
#51 Camp S.P.A. 1
#52 Captive-Aire Systems 1
#53 Cardinal Ip Holding 1
#54 Carrier 1
#55 Chung Ang University Industry Academic Cooperation Foundation 1
#56 Cmc Rescue 1
#57 Contemporary Amperex Technology Co., Limited 1
#58 Cortec Gmbh 1
#59 Crown Castle Usa 1
#60 D B Industries 1
#61 Design West Technologies 1
#62 Dupont Safety & Construction 1
#63 D. Wheatley Enterprises 1
#64 Eclipse Aerospace 1
#65 Emerson Process Management Regulator Technologies 1
#66 E-One 1
#67 Equinor Energy As 1
#68 Ewha University—Industry Collaboration Foundation 1
#69 Federal Express 1
#70 Fogtec Brandschutz Gmbh 1
#71 Hale Products 1
#72 Halliburton Energy Services 1
#73 Hamilton Sundstrand 1
#74 Harken, Incorporated 1
#75 Helix Co. 1
#76 Hytrans Beheer B.V. 1
#77 ITRI 1
#78 Institut Français Des Sciences Et Technologies Des Transports De L'Amenagement Et Des Reseaux (Ifsttar) 1
#79 Iowa State University 1
#80 Job Lizenz Gmbh & Co. Kg 1
#81 Kidde-Fenwal 1
#82 Koatsu Co. 1
#83 Korea University Research And Business Foundation 1
#84 L'Air Liquide, Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude 1
#85 Lukas Hydraulik Gmbh 1
#86 Ma Industries 1
#87 Makrite Industries 1
#88 Microjet Technology Co. 1
#89 Minimax Viking Research & Development Gmbh 1
#90 Msa Technology 1
#91 Mueller International 1
#92 Murata Manufacturing Co. 1
#93 National Technology & Engineering Solutions Of Sandia 1
#94 Nottingham Spirk Design Associates 1
#95 Nutech Ventures 1
#96 One Concern 1
#97 Paratech, Incorporated 1
#98 Peri Ag 1
#99 Porsche Ag 1
#100 Purdue Research Foundation 1