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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Technologies › Combustion engines

Combustion engines Patent Leaders in 2024 2024

Primary CPC class F02 · 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 3,504 patents in 2019.peak 3,5041996: 1,278 patents19961997: 1,294 patents1998: 1,623 patents1999: 1,588 patents19992000: 1,833 patents2001: 2,148 patents2002: 2,201 patents20022003: 2,266 patents2004: 2,345 patents2005: 2,128 patents20052006: 2,254 patents2007: 1,917 patents2008: 1,769 patents20082009: 1,537 patents2010: 1,983 patents2011: 1,884 patents20112012: 2,141 patents2013: 2,425 patents2014: 2,430 patents20142015: 2,568 patents2016: 2,849 patents2017: 3,158 patents20172018: 3,451 patents2019: 3,504 patents2020: 3,262 patents20202021: 2,935 patents2022: 2,624 patents2023: 2,145 patents20232024: 1,924 patents2025: 1,530 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Craig W Bemment 25 Rolls-Royce Plc
2 Neil J. Terwilliger 17 RTX (Raytheon)
3 Peter Swann 17 Rolls-Royce Plc
#4 Benjamin J Keeler 16 Rolls-Royce Plc
#5 Brandon Wayne Miller 16 GE
#6 Christopher P Madden 16 Rolls-Royce Plc
#7 Daniel Bernard Kupratis 15 RTX (Raytheon)
#8 Jeffrey Douglas Rambo 13 GE
#9 Joseph B. Staubach 13 RTX (Raytheon)
#10 Aed M. Dudar 12 Ford
#11 Andrea Minelli 12 Rolls-Royce Plc
#12 Jeffrey Donald Clements 12 GE
#13 Martin K Yates 12 Rolls-Royce Plc
#14 Ravindra Shankar Ganiger 12 GE
#15 Jason A. Ryon 11 Delavan
#16 Michael A. Benjamin 11 GE
#17 Paul R. Hanrahan 11 RTX (Raytheon)
#18 Ryan Prescott Susca 11 Hamilton Sundstrand
#19 Todd Haugsjaahabink 11 Hamilton Sundstrand
#20 Marc J. Muldoon 10 RTX (Raytheon)
#21 Scott Alan Schimmels 10 GE
#22 Tomihisa Tsuchiya 10 Toyota
#23 Yuki SUZUKI 10 Toyota
#24 Alastair G Hobday 9 Rolls-Royce Plc
#25 Brandon P. Williams 9 Collins Engine Nozzles
#26 Timothy Gormley 9 Rohr
#27 Trevor Howard Wood 9 GE
#28 William G. Sheridan 9 RTX (Raytheon)
#29 Bhaskar Nanda Mondal 8 GE
#30 Eric Lee Schroeder 8 Caterpillar
#31 Jean-Philippe Joret 8 Aircelle
#32 Jon E. Sobanski 8 RTX (Raytheon)
#33 Ryan Shook 8 Hamilton Sundstrand
#34 Andrea Piazza 7 GE
#35 Andrew T Smith 7 Rolls-Royce Plc
#36 Arthur William Sibbach 7 GE
#37 Bouzid SEBA 7 Liebherr Machines Bulle Sa
#38 David A Jones 7 Rolls-Royce Plc
#39 Daniel Alan Niergarth 7 GE
#40 Frederick M. Schwarz 7 RTX (Raytheon)
#41 Honggang Wang 7 GE
#42 Jaswinder Singh 7 Caterpillar
#43 Masanao Idogawa 7 Toyota
#44 Michel Desjardins 7 RTX (Raytheon)
#45 Murtuza Lokhandwalla 7 Hamilton Sundstrand
#46 Nikolaus Spyra 7 Innio Jenbacher Gmbh & Co Og
#47 Paul R Davies 7 Rolls-Royce Plc
#48 Sébastien Laurent Marie Pascal 7 Safran Nacelles
#49 Stéphane Eloy 7 Vitesco Technologies Gmbh
#50 Steve Williams 7 K&N Engineering
#51 Adam Edgar Klingbeil 6 GE
#52 Bradley J. Roche 6 Walbro
#53 Charles E. Reuter 6 Hamilton Sundstrand
#54 Daniel Alecu 6 RTX (Raytheon)
#55 Daniel E. Molnar, Jr. 6 Rolls-Royce North America
#56 David T. Montgomery 6 Caterpillar
#57 Hiranya Nath 6 GE
#58 Kudum Shinde 6 GE
#59 Michael E. McCune 6 RTX (Raytheon)
#60 Paul Ghislain Albert Levisse 6 Safran Aircraft Engines
#61 Pierre Caruel 6 Aircelle
#62 Pranav R. Kamat 6 GE
#63 Robert W. Heeter 6 —
#64 Abbas A. Alahyari 5 Hamilton Sundstrand
#65 Adrien Louis Simon 5 Safran Transmission Systems
#66 Andrew J. Loetz 5 Caterpillar
#67 Andrew O. Marrack 5 Caterpillar
#68 Avra Brahma 5 Cummins
#69 Bugra Han Ertas 5 GE
#70 Constantinos Minas 5 GE
#71 David M Beaven 5 Rolls-Royce Plc
#72 Donald J. Benson 5 Cummins
#73 Etienne Plamondon 5 RTX (Raytheon)
#74 Fabien Joseph 5 Vitesco Technologies Gmbh
#75 J. Steven Kolhouse 5 Cummins
#76 Jonathan W. Anders 5 Caterpillar
#77 Joseph Foster 5 Bj Energy Solutions
#78 Joshua Tyler Mook 5 GE
#79 Julien Fabien Patrick Becoulet 5 Safran Aircraft Engines
#80 Juraj Hrubec 5 GE
#81 Kashif Mohammed 5 RTX (Raytheon)
#82 Kevin R McNally 5 Rolls-Royce Plc
#83 Kenth I. Svensson 5 Caterpillar
#84 Kishore Ramakrishnan 5 GE
#85 Lance L. Smith 5 RTX (Raytheon)
#86 Philippe Beauchesne-Martel 5 RTX (Raytheon)
#87 Richard G Mochrie 5 Rolls-Royce Plc
#88 Ricardo Rodriguez-Ramon 5 Bj Energy Solutions
#89 Steven W. Burd 5 RTX (Raytheon)
#90 Stefan Joseph Cafaro 5 GE
#91 Stephen H. Taylor 5 RTX (Raytheon)
#92 Tony Yeung 5 Bj Energy Solutions
#93 Wolfgang Fimml 5 Mtu Friedrichshafen Gmbh
#94 Xin Yu 5 Appotronics Corporation Limited
#95 Yu Hirao 5 Yanmar Holdings Co.
#96 Adrian L. Stoicescu 4 Hamilton Sundstrand
#97 Aigbedion Akwara 4 GE
#98 Andrew Thomas Duggleby 4 Venus Aerospace
#99 Anqi Zhang 4 Saudi Arabian Oil
#100 Atsushi Tabata 4 Toyota

Top Companies

Rank ↑ Company ↕ Patents ↕
1 RTX (Raytheon) 228
2 GE 165
3 Rolls-Royce Plc 84
#4 Toyota 78
#5 Safran Aircraft Engines 66
#6 Caterpillar 59
#7 Safran Nacelles 37
#8 Cummins 34
#9 Ford 33
#10 Hamilton Sundstrand 32
#11 Rolls-Royce North America 28
#12 Robert Bosch Gmbh 26
#13 Honda Motor Co. 25
#14 Mitsubishi Electric 25
#15 Rohr 25
#16 Hitachi Astemo 23
#17 Vitesco Technologies Gmbh 23
#18 Hyundai Motor 18
#19 Kia 18
#20 Denso 17
#21 BMW 16
#22 Nissan Motor Co. 16
#23 Safran Transmission Systems 14
#24 Woodward 14
#25 General Motors 14
#26 Innio Jenbacher Gmbh & Co Og 12
#27 Rolls-Royce Deutschland 12
#28 Saudi Arabian Oil 12
#29 Fca Us Llc. 11
#30 Volvo Truck 11
#31 Airbus Operations Sas 10
#32 Ihi 10
#33 Transportation Ip Holdings 10
#34 K&N Engineering 8
#35 Mitsubishi Heavy Industries Engine & Turbocharger 8
#36 Subaru 8
#37 The Boeing 8
#38 Walbro 8
#39 Yanmar Holdings Co. 8
#40 John Deere 8
#41 Isuzu Motors Limited 7
#42 Kubota 7
#43 Liebherr Machines Bulle Sa 7
#44 Mazda Motor 7
#45 Yantai Jereh Petroleum Equipment & Technologies Co. 7
#46 Aisan Kogyo Kabushiki Kaisha 6
#47 Blue Origin 6
#48 Collins Engine Nozzles 6
#49 Delphi Technologies Ip Limited 6
#50 Eaton Intelligent Power Limited 6
#51 Garrett Transportation I 6
#52 Liebherr-Components Deggendorf Gmbh 6
#53 Malta 6
#54 Safran 6
#55 Safran Helicopter Engines 6
#56 Honeywell 6
#57 Avl List Gmbh 5
#58 Bj Energy Solutions 5
#59 Borgwarner 5
#60 Ferrari S.P.A. 5
#61 Futaba Industrial Co. 5
#62 Kawasaki 5
#63 Siemens Energy Global 5
#64 Tula Etechnology 5
#65 Unison Industries 5
#66 US Air Force 5
#67 Unknown 5
#68 Yamaha Motor 5
#69 8 Rivers Capital 4
#70 American Cng 4
#71 Bombardier Recreational Products 4
#72 Briggs & Stratton 4
#73 Clearflame Engines 4
#74 Cummins Emission Solutions 4
#75 Cummins Power Generation 4
#76 Donaldson Company 4
#77 Hyliion 4
#78 International Engine Intellectual Property Company 4
#79 Mercedes-Benz Group Ag 4
#80 Purdue Research Foundation 4
#81 Scania Cv Ab 4
#82 Sierra Space 4
#83 United Launch Alliance, L.L.C. 4
#84 Venus Aerospace 4
#85 Volkswagen 4
#86 Achates Power 3
#87 Amogy 3
#88 Champion Power Equipment 3
#89 Deka Products Limited Parternship 3
#90 Dolphin N2 Limited 3
#91 Econtrols 3
#92 Generac Power Systems 3
#93 Guangzhou Automobile Group Co. 3
#94 Husqvarna Ab 3
#95 Ice Thermal Harvesting 3
#96 Jaguar Land Rover Limited 3
#97 Kohler 3
#98 Mainspring Energy 3
#99 Mann+Hummel Gmbh 3
#100 Man Truck & Bus Se 3