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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Technologies › Fluid systems and actuators

Fluid systems and actuators Patent Leaders in 2023 2023

Primary CPC class F15 · Section F

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 342 patents in 2020.peak 3421996: 154 patents19961997: 149 patents1998: 184 patents1999: 209 patents19992000: 205 patents2001: 270 patents2002: 246 patents20022003: 227 patents2004: 228 patents2005: 201 patents20052006: 200 patents2007: 178 patents2008: 159 patents20082009: 162 patents2010: 154 patents2011: 175 patents20112012: 162 patents2013: 244 patents2014: 228 patents20142015: 250 patents2016: 258 patents2017: 316 patents20172018: 291 patents2019: 328 patents2020: 342 patents20202021: 331 patents2022: 267 patents2023: 202 patents20232024: 215 patents2025: 230 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Avijit Ghosh 4 Vortex Pipe Systems
2 David Schuda 4 Moshun
3 Gary W. Grube 4 Cleversafe
#4 Jason K. Resch 4 IBM
#5 John Edward Buchalo 4 Moshun
#6 Paul Wayne Schmidt 4 Vortex Pipe Systems
#7 Richard Michael Lang 4 Moshun
#8 Youji Takakuwa 4 Smc
#9 Hiroyuki Asahara 3 Smc
#10 Kengo Monden 3 Smc
#11 Maduran Palaniswamy 3 Toyota
#12 Michael Paul Rowe 3 Toyota
#13 Morgan O'Rorke 3 Hamilton Sundstrand
#14 Nobuyuki Kinoshita 3 Kawasaki
#15 Achim Helbig 2 Moog
#16 Akihiro Kazama 2 Smc
#17 Akihiro Kondo 2 Kawasaki
#18 Alexandre Orth 2 Robert Bosch Gmbh
#19 Benjamin K. Dollins 2 John Deere
#20 Bernd Zähe 2 Sun Hydraulics
#21 Brian Slattery 2 Parker-Hannifin
#22 Christoph Matthias Keplinger 2 University of Colorado, A Body Corporate
#23 Colin Patrick O'Shea 2 Clearmotion
#24 Conwell K. Rife, Jr. 2 Caterpillar
#25 Darren Michael Boundy 2 Moshun
#26 David Dean McComb 2 Blacoh Fluid Controls
#27 Derek A. Wente 2 Oshkosh
#28 Eric S. Engelmann 2 Caterpillar
#29 Eric McHugh 2 Moshun
#30 Evan Anderson 2 Moshun
#31 George L. Wilson, IV 2 Moshun
#32 Heath A. Toennies 2 Cnh Industrial America
#33 Hideyasu Muraoka 2 Kawasaki
#34 Jerry L. Brinkley 2 Cnh Industrial America
#35 Jürgen Gückel 2 Festo Ag & Co. Kg
#36 Koji Ueda 2 Kobelco Construction Machinery Co.
#37 Kurt Estes 2 Moshun
#38 Mario F. DeRango 2 Moshun
#39 Mark Holub 2 Caterpillar
#40 Meng Wang 2 Eaton Intelligent Power Limited
#41 Michael J. Cliff 2 John Deere
#42 Peter Kloft 2 Hydac Technology Gmbh
#43 Richard A. Herbst 2 Moshun
#44 Ryohei Tsuruta 2 Toyota
#45 Shinya Hamada 2 Sumitomo Heavy Industries
#46 Shane Karl Mitchell 2 University of Colorado, A Body Corporate
#47 Simone Kopp 2 Festo Ag &
#48 Steven Michael Barger 2 Moshun
#49 Steven R. Fliearman 2 John Deere
#50 Terence Michael Lydon 2 Moshun
#51 Timothy John Boundy 2 Moshun
#52 Ulrich Diener 2 Festo Se & Co. Kg
#53 Werner Handle 2 Moog
#54 Wilfredo Gonzalez, Jr. 2 Moshun
#55 Atakan Atasoy 1 —
#56 Murat Melez 1 —
#57 Gul Erkal 1 —
#58 Aaron L. Barfels 1 John Deere
#59 Adam Stryffeler 1 —
#60 Aki Iwamoto 1 Smc
#61 Akira Kondo 1 Nippondenso Co.
#62 Akihito Nibe 1 Toyota Industries
#63 Akiho Nishimura 1 Smc
#64 Akira Tadano 1 Smc
#65 Alexander Albert 1 Hydac Technology Gmbh
#66 Alain Crouzet 1 Mermet
#67 Alexander Meisselbach 1 Bosch Rexroth
#68 Alexander J. Nytko 1 John Deere
#69 Alessandro Sassi 1 Dana Motion Systems Italia S.R.L.
#70 Alan Tarapaski 1 —
#71 Andreas Birk 1 The Braun
#72 Anthony Blackwell 1 Liberty Vehicle Technologies Limited
#73 Andrew Collins 1 Hamilton Sundstrand
#74 Andre Orban 1 Aoi (Advanced Oilfield Innovations, Inc.)
#75 Anatoly Podpaly 1 —
#76 Andreas Trauschweizer 1 Festo Se & Co. Kg
#77 Andrea Vacca 1 Cnh Industrial America
#78 Austin Schneider 1 Crystaphase Products
#79 Austin Sowinski 1 Husco International
#80 Bastian Behnke 1 Festo Se & Co. Kg
#81 Bartosz Chabko 1 Hamilton Sundstrand
#82 Bastian Fassbender 1 Festo Se & Co. Kg
#83 Bernd-Dietmar Becker 1 Faro Technologies
#84 Benjamin Frommelt 1 —
#85 Benjamin Funsch 1 Robert Bosch Gmbh
#86 Benjamin J. Hodel 1 Caterpillar
#87 Ben Holter 1 Husco International
#88 Benjamin W. Keeton 1 Enerpac Tool Group
#89 Benoit Langlois 1 —
#90 Bernhard Muller 1 Ciba Specialty Chemicals
#91 Benjamin Nemes 1 Robert Bosch Gmbh
#92 Bernhard Winter 1 Sew-Eurodrive Gmbh & Co. Kg
#93 Binxin Zhou 1 —
#94 Bjorn Depoortere 1 Cnh Industrial America
#95 Bo Tong Deng 1 Apple
#96 Branden W. Keeper 1 Swagelok
#97 Bruce Robertson 1 Mueller International
#98 Brandon J. Wiedemeier 1 US Air Force
#99 Bruce Preston Williams 1 Ford
#100 Byoungho Lee 1 Seoul National University R&Db Foundation

Top Companies

Rank ↑ Company ↕ Patents ↕
1 Robert Bosch Gmbh 9
2 Smc 9
3 Festo Se & Co. Kg 8
#4 Caterpillar 8
#5 Cnh Industrial America 7
#6 Hamilton Sundstrand 7
#7 Kawasaki 4
#8 Moshun 4
#9 Vortex Pipe Systems 4
#10 John Deere 4
#11 Toyota 4
#12 Hawe Hydraulik Se 3
#13 Hydac Technology Gmbh 3
#14 Parker-Hannifin 3
#15 Blacoh Fluid Controls 2
#16 Clearmotion 2
#17 Dana Motion Systems Italia S.R.L. 2
#18 Danfoss Power Solutions Ii Technology A/S 2
#19 Fisher Controls International 2
#20 Husco International 2
#21 Kobelco Construction Machinery Co. 2
#22 Moog 2
#23 Oshkosh 2
#24 Sumitomo Heavy Industries 2
#25 Sun Hydraulics 2
#26 The Boeing 2
#27 US Air Force 2
#28 Volvo Construction Equipment Ab 2
#29 Woodward 2
#30 Advanced Telecommunications Research Institute International 1
#31 Agco 1
#32 Airbus Helicopters 1
#33 Airbus Helicopters Deutschland Gmbh 1
#34 Airbus Operations Limited 1
#35 Alfa Laval Corporate Ab 1
#36 Alfmeier Präzision Se 1
#37 Aoi (Advanced Oilfield Innovations, Inc.) 1
#38 Applied Industrial Technologies 1
#39 Artisan Industries 1
#40 Asco 1
#41 Audi Ag 1
#42 Boston Dynamics 1
#43 Bucher Hydraulics S.P.A 1
#44 Crystaphase Products 1
#45 Dresser Industries 1
#46 Eishin Technology Co. 1
#47 Enerpac Tool Group 1
#48 Engel Austria Gmbh 1
#49 Faster S.R.L. 1
#50 Fmc 1
#51 Fujikura Composites 1
#52 Goodrich 1
#53 Goodrich Actuation Systems Limited 1
#54 Goodrich Actuation Systems Sas 1
#55 Goodrich Aerospace Services Private Limited 1
#56 Grundfos Holding A/S 1
#57 Hangzhou City University 1
#58 Hydac Systems & Services Gmbh 1
#59 Ican Company 1
#60 Industries Mailhot 1
#61 Iot Diagnostics 1
#62 Toyota Industries 1
#63 Kepco Engineering & Construction Company 1
#64 Kidde Technologies 1
#65 Knorr-Bremse Systeme Fuer Nutzfahrzeuge Gmbh 1
#66 Kti Hydraulics 1
#67 Kubota 1
#68 Liberty Vehicle Technologies Limited 1
#69 Liebherr-Aerospace Lindenberg Gmbh 1
#70 Microtecnica S.R.L. 1
#71 Mueller International 1
#72 Naber Holding Gmbh & 1
#73 Nishina Industrial Co. 1
#74 Opla Energy 1
#75 Osaka University 1
#76 Oskar Frech Gmbh + Co. Kg 1
#77 Performance Pulsation Control 1
#78 Priva B.V. 1
#79 Project Phoenix 1
#80 Research & Business Foundation Sungkyunkwan University 1
#81 Ross Operating Valve 1
#82 Saurer Technologies Gmbh & Co. Kg 1
#83 Schlumberger Technology 1
#84 Shimadzu 1
#85 Siemens Gamesa Renewable Energy 1
#86 Societe Industrielle De Sonceboz Sa 1
#87 Sumitomo Precision Products Co. 1
#88 Swagelok 1
#89 Textron Innovations 1
#90 Thales Canada 1
#91 Chinese University Of Hong Kong 1
#92 US Navy 1
#93 The Raymond 1
#94 University of Colorado 1
#95 University of Colorado, A Body Corporate 1
#96 University Of British Columbia 1
#97 University Of South Florida 1
#98 Unknown 1
#99 Zf Cv Systems Europe Bv 1
#100 Zhejiang University 1