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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Technologies › Fluid pumps

Fluid pumps Patent Leaders in 2025 2025

Primary CPC class F04 · 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 1,903 patents in 2019.peak 1,9031996: 734 patents19961997: 633 patents1998: 725 patents1999: 734 patents19992000: 1,125 patents2001: 1,188 patents2002: 1,162 patents20022003: 1,169 patents2004: 940 patents2005: 728 patents20052006: 831 patents2007: 717 patents2008: 684 patents20082009: 699 patents2010: 804 patents2011: 903 patents20112012: 1,363 patents2013: 1,203 patents2014: 1,230 patents20142015: 1,296 patents2016: 1,267 patents2017: 1,564 patents20172018: 1,580 patents2019: 1,903 patents2020: 1,831 patents20202021: 1,678 patents2022: 1,787 patents2023: 1,577 patents20232024: 1,792 patents2025: 1,624 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Christopher Todd Barnett 30 Kerr Machine
2 Kelcy Jake Foster 30 Kerr Machine
3 Micheal Cole Thomas 27 Kerr Machine
#4 John Keith 20 Kerr Machine
#5 Nicholas Son 20 Kerr Machine
#6 Mark S. Nowell 16 Kerr Machine
#7 Guy J. Lapointe 12 Kerr Machine
#8 Brandon Scott Ayres 11 Kerr Machine
#9 Charles William Botkin 11 Hunter Fan
#10 Douglas Troy Mason 9 Hunter Fan
#11 Philip Tennison Reilly 9 Dyson Technology Limited
#12 Rickey Thomas Jones 9 Hunter Fan
#13 Adam Joseph Wangler 7 GE
#14 Ryan Prescott Susca 7 Hamilton Sundstrand
#15 Xueping Zhu 7 Guangdong Aoyun Technology Co.
#16 Arthur William Sibbach 6 GE
#17 Chandu Kumar 6 Spm Oil & Gas
#18 David Raju Yamarthi 6 GE
#19 Edward W. Goy 6 Hamilton Sundstrand
#20 John Donovan 6 State Farm
#21 Jonathan Christopher Hull 6 State Farm
#22 Kyle Matthew Ellisor 6 Vulcan Industrial Holdings
#23 Nathan L. Tofte 6 State Farm
#24 Richard Jan Tjaden 6 State Farm
#25 Ryan Shook 6 Hamilton Sundstrand
#26 Takuya TERAMOTO 6 Mitsubishi Electric
#27 Barton John Kenyon 5 Resmed Pty
#28 Chance Ray Mullins 5 Vulcan Industrial Holdings
#29 Hiroyasu Hayashi 5 Mitsubishi Electric
#30 Michael Eugene May 5 Kerr Machine
#31 Mohan Kannaiah Raju 5 GE
#32 Nicholas Joseph Kray 5 GE
#33 Nobuhira Tanaka 5 Murata Manufacturing Co.
#34 Prachi Anand Tappu 5 GE
#35 Ryan David Rosinski 5 Ghsp
#36 Santosh Kumar Pattnaik 5 GE
#37 Takashi Kabasawa 5 Edwards Japan Limited
#38 Adam Bradley Avey 4 Gd Energy Products
#39 Andrew J. Kopel 4 Graco Minnesota
#40 Ayhan Ayar 4 Hanon Systems
#41 Ben Thomas Edmonds 4 Dyson Technology Limited
#42 Brent Haseley 4 Mahle International Gmbh
#43 Brent J. Merritt 4 Hamilton Sundstrand
#44 Cheng-Wen Hsieh 4 Acer Incorporated
#45 Christopher Ashley MONK 4 Dyson Technology Limited
#46 Chulgi Roh 4 LG
#47 Chao-Fu Yang 4 Delta Electronics
#48 Craig M. Beers 4 Hamilton Sundstrand
#49 Francesco Cangioli 4 Nuovo Pignone Tecnologie S.R.L.
#50 John T. Nguyen 4 Blue-White Industries
#51 Justin Lee Hurst 4 Halliburton Energy Services
#52 Junghae Kim 4 LG
#53 Junya Suzuki 4 Ricoh Company
#54 Kenichiro Iwakiri 4 Mitsubishi Heavy Industries Engine & Turbocharger
#55 Kenji Morita 4 Canon
#56 Keigo Shirafuji 4 Eagle Industry Co.
#57 Kohei Fukudome 4 Eagle Industry Co.
#58 Konner Casey Kay 4 Gd Energy Products
#59 Kuo-Tung Hsu 4 Delta Electronics
#60 Masahiro Hayama 4 Eagle Industry Co.
#61 Mark D. Shultz 4 Graco Minnesota
#62 Michael M. Perevozchikov 4 Emerson Climate Technologies
#63 Nigel Paul Schofield 4 Edwards Limited
#64 Ravindra Shankar Ganiger 4 GE
#65 Robert E. Gledhill, III 4 —
#66 Ruijie DU 4 Yantai Jereh Petroleum Equipment & Technologies Co.
#67 Ryo Horie 4 Mitsubishi Electric
#68 Scott Wu 4 Disney
#69 Shigeyuki YORIKANE 4 Hitachi Industrial Equipment Systems Co.
#70 Simon Nettesheim 4 Psg Germany Gmbh
#71 Soo Cheol Jeong 4 Hanon Systems
#72 Tadashi KANZAKA 4 Mitsubishi Heavy Industries Engine & Turbocharger
#73 Tatsuya KATAYAMA 4 Daikin Industries
#74 Takashi Yamaguchi 4 Kabushiki Kaisha Toshiba
#75 Takahiro Yamatani 4 Mitsubishi Electric
#76 Takehiko Yazawa 4 Nidec Sankyo
#77 Toshinori Kanzaki 4 Eagle Industry Co.
#78 Toshiaki Yabe 4 Hitachi Industrial Equipment Systems Co.
#79 Tsung-Ting Chen 4 Acer Incorporated
#80 Vishnu M. Sishtla 4 Carrier
#81 Werner Mohl 4 Miracor Medical Systems Gmbh
#82 Yoshiyuki Sakaguchi 4 Edwards Japan Limited
#83 Akhil Alex 3 Vulcan Industrial Holdings
#84 Alan Ernest Kinnaird Holbrook 3 Edwards Limited
#85 Alejandro Moreno 3 Delphi Technologies
#86 Alexander Patrick Theodossiou 3 Energy Recovery
#87 Aldo Darien Venegas Carrillo 3 Phinia Jersey Holdings
#88 Andreas Dreiss 3 Flowserve Management
#89 Angelo Grimaldi 3 Nuovo Pignone Tecnologie S.R.L.
#90 Bernd Maurer 3 Purem Abgassysyteme Gmbh & Co. Kg
#91 Bohyun Kim 3 LG
#92 Byoung Doo CHOI 3 Semes Co.
#93 Changcheng Li 3 Beijing Roborock Technology Co.
#94 Daryl Belshan 3 Spm Oil & Gas
#95 David T. Figgs 3 Spm Oil & Gas
#96 David Genevois 3 Danfoss Commercial Compressors
#97 Daisuke Kato 3 Japan Display
#98 David S. Malone 3 Cooper-Standard Automotive
#99 David Brent Sears 3 Resmed Motor Technologies
#100 Douglas A. Sahm 3 Tpe Midstream

Top Companies

Rank ↑ Company ↕ Patents ↕
1 LG 54
2 Kerr Machine 24
3 Toyota Industries 20
#4 Hanon Systems 18
#5 Daikin Industries 17
#6 GE 17
#7 Hamilton Sundstrand 16
#8 Edwards Japan Limited 15
#9 Halliburton Energy Services 13
#10 Ksb Se & Co. Kgaa 13
#11 Atlas Copco Airpower, Naamloze Vennootschap 11
#12 Graco Minnesota 11
#13 RTX (Raytheon) 11
#14 Copeland Lp 10
#15 Hunter Fan 10
#16 Dyson Technology Limited 9
#17 Mahle International Gmbh 9
#18 Mitsubishi Electric 9
#19 Spm Oil & Gas 9
#20 Gree Electric Appliances, Inc. Of Zhuhai 8
#21 Hitachi Industrial Equipment Systems Co. 8
#22 Milwaukee Electric Tool 8
#23 Murata Manufacturing Co. 8
#24 Saudi Arabian Oil 8
#25 Trane International 8
#26 Delta Electronics 7
#27 Edwards Limited 7
#28 Tyco Fire & Security Gmbh 7
#29 Caterpillar 7
#30 Gd Midea Heating & Ventilating Equipment Co. 6
#31 Hyundai Motor 6
#32 Ihi 6
#33 Kia 6
#34 Minebea Mitsumi 6
#35 Mitsubishi Heavy Industries Engine & Turbocharger 6
#36 Nidec 6
#37 Nuovo Pignone Tecnologie S.R.L. 6
#38 Psg Germany Gmbh 6
#39 Robert Bosch Gmbh 6
#40 State Farm 6
#41 Techtronic Cordless Gp 6
#42 Denso 5
#43 Eaton Intelligent Power Limited 5
#44 Fujitsu General Limited 5
#45 Gd Energy Products 5
#46 Kaeser Kompressoren Se 5
#47 Midea Group Co. 5
#48 Mitsubishi Heavy Industries Thermal Systems 5
#49 Schlumberger Technology 5
#50 Unknown 5
#51 Valeo Systemes Thermiques 5
#52 Vulcan Industrial Holdings 5
#53 Yantai Jereh Petroleum Equipment & Technologies Co. 5
#54 Samsung 5
#55 Toyota 5
#56 Acer Incorporated 4
#57 Brose Fahrzeugteile Se & Co. Kommanditgesellschaft, Würzburg 4
#58 Burckhardt Compression Ag 4
#59 Carrier 4
#60 Danfoss Power Solutions Gmbh & Co. Ohg 4
#61 Eagle Industry Co. 4
#62 Ecp Entwicklungsgesellschaft Mbh 4
#63 Flowserve Pte. 4
#64 Garrett Transportation I 4
#65 Ghsp 4
#66 Grundfos Holding A/S 4
#67 Haier Us Appliance Solutions 4
#68 Knorr-Bremse Systeme Für Schienenfahrzeuge Gmbh 4
#69 L'Air Liquide, Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude 4
#70 Pentair Flow Technologies 4
#71 Poclain Hydraulics Industrie 4
#72 Air Cool Industrial Co. 3
#73 Beijing Roborock Technology Co. 3
#74 Black & Decker 3
#75 Cooper-Standard Automotive 3
#76 Dell Products 3
#77 Doosan Bobcat North America 3
#78 Fluid Metering 3
#79 Gd Midea Environment Appliances Mfg Co. 3
#80 Guangdong Aoyun Technology Co. 3
#81 Hefei Midea Heating & Ventilating Equipment Co. 3
#82 Heishin 3
#83 Ingersoll-Rand Industrial U.S. 3
#84 Lg Innotek Co. 3
#85 Miracor Medical Sa 3
#86 Mitsuba 3
#87 Mitsubishi Heavy Industries Compressor 3
#88 Molten Metal Equipment Innovations 3
#89 Nidec Global Appliance Brasil Ltda. 3
#90 Nidec Instruments 3
#91 Nikkiso Co. 3
#92 Rolls-Royce North America 3
#93 Rolls-Royce Plc 3
#94 Safran Aircraft Engines 3
#95 Semes Co. 3
#96 Shimadzu 3
#97 Trc Services 3
#98 Zhejiang Sanhua Automotive Components Co. 3
#99 Honeywell 3
#100 Microsoft 3