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

Combustion engines Patent Leaders in 2017 2017

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 Ross Dykstra Pursifull 46 Ford
2 Aed M. Dudar 41 Ford
3 Gopichandra Surnilla 38 Ford
#4 Chris Paul Glugla 30 Ford
#5 Gabriel L. Suciu 27 RTX (Raytheon)
#6 Joseph Norman Ulrey 24 Ford
#7 Lewis Berkley Davis, Jr. 22 GE
#8 Daniel Joseph Styles 20 Ford
#9 Brad Alan Boyer 19 Ford
#10 Harold Lamar Jordan, Jr. 18 GE
#11 Rex Allen Morgan 18 GE
#12 Scott Arthur Day 18 GE
#13 James Alfred Hilditch 16 Ford
#14 Robert Roy Jentz 16 Ford
#15 Thomas G. Leone 16 Ford
#16 Imad Hassan Makki 14 Ford
#17 Jesse M. Chandler 13 RTX (Raytheon)
#18 Garlan J. Huberts 12 Ford
#19 Gregory Patrick McConville 12 Ford
#20 Hamid-Reza Ossareh 12 Ford
#21 Michael Howard Shelby 12 Ford
#22 Daniel Bernard Kupratis 11 RTX (Raytheon)
#23 Dennis Seung-Man Yang 11 Ford
#24 Mrdjan J. Jankovic 11 Ford
#25 Russell Randall Pearce 11 Ford
#26 Xinyu Ge 11 Caterpillar
#27 Baitao Xiao 10 Ford
#28 Chandra S. Namuduri 10 General Motors
#29 Frederick M. Schwarz 10 RTX (Raytheon)
#30 Jeffrey Allen Doering 10 Ford
#31 Michael James Uhrich 10 Ford
#32 Richard E. Soltis 10 Ford
#33 Brian D. Merry 9 RTX (Raytheon)
#34 John Eric Rollinger 9 Ford
#35 Mark Meinhart 9 Ford
#36 Minoru Akita 9 Aisan Kogyo Kabushiki Kaisha
#37 Michael Damian Czekala 9 Ford
#38 Adam Nathan Banker 8 Ford
#39 Andreas Kuske 8 Ford
#40 Avoki M. Omekanda 8 General Motors
#41 Douglas Raymond Martin 8 Ford
#42 Hideharu Ehara 8 Hitachi Automotive Systems
#43 Motoyuki Abe 8 Hitachi Automotive Systems
#44 Naoyuki Tagawa 8 Aisan Kogyo Kabushiki Kaisha
#45 Paul M. Najt 8 General Motors
#46 Suresh Gopalakrishnan 8 General Motors
#47 Thomas W. Nehl 8 General Motors
#48 Andreas Rehwald 7 Robert Bosch Gmbh
#49 Chen-Fang Chang 7 General Motors
#50 Christopher C. Langenfeld 7 Deka Products Limited Parternship
#51 Christopher Donald Wicks 7 Ford
#52 Daniel A. Makled 7 Ford
#53 Julia Helen Buckland 7 Ford
#54 Louis J. Serrano 7 Tula Etechnology
#55 Mark W. Peters 7 Stoneridge Control Devices
#56 Michael Paul 7 Dr. Ing. H.C. F. Porsche Ag
#57 Qiuping Qu 7 Ford
#58 Richard A. Huntington 7 ExxonMobil
#59 Samuel C. Geckler 7 Cummins
#60 Timothy Joseph Clark 7 Ford
#61 Aaron Gamache Foege 6 Electro-Motive Diesel
#62 Brad Alan VanDerWege 6 Ford
#63 David William Balsdon 6 —
#64 David J. Stroh 6 Cummins
#65 Deep Bandyopadhyay 6 Electro-Motive Diesel
#66 Dean Kamen 6 Deka Products Limited Parternship
#67 Franklin F. Mittricker 6 ExxonMobil
#68 Franz Arnd Sommerhoff 6 Ford
#69 Helmut Matthias Kindl 6 Ford
#70 James Douglas Ervin 6 Ford
#71 Jean Thomassin 6 RTX (Raytheon)
#72 Joseph F. Basmaji 6 Ford
#73 Joseph Lyle Thomas 6 Ford
#74 Matthew A. Younkins 6 Tula Etechnology
#75 Michael Aten 6 Rohr
#76 Orgun A. Guralp 6 General Motors
#77 Prashant Bhat 6 Deka Products Limited Parternship
#78 Sarah Lori Crothers 6 GE
#79 Steven Wooldridge 6 Ford
#80 Tohru Ishikawa 6 Hitachi
#81 Tomohiro Nakano 6 Toyota
#82 Vanco Smiljanovski 6 Ford
#83 William K. Ackermann 6 RTX (Raytheon)
#84 Yan Wang 6 Ford
#85 Yoshiyasu Ito 6 Toyota
#86 Yuji Ikeda 6 Imagineering
#87 Yuji Yamaguchi 6 Toyota
#88 Alston Ilford Scipio 5 GE
#89 Amey Y. Karnik 5 Ford
#90 Andre Julien 5 RTX (Raytheon)
#91 Armin Dölker 5 Mtu Friedrichshafen Gmbh
#92 Arvind Sivasubramanian 5 Caterpillar
#93 Dale J. Davis 5 GE
#94 Eiji Ishii 5 Hitachi Automotive Systems
#95 Eike Joachim Sixel 5 Caterpillar
#96 Eric Luehrsen 5 Ford
#97 Ethan E Bayer 5 Fca Us Llc.
#98 Govindarajan Kothandaraman 5 Cummins
#99 Hanho Yun 5 General Motors
#100 Heiko Claussen 5 Siemens Energy

Top Companies

Rank ↑ Company ↕ Patents ↕
1 Ford 361
2 Toyota 223
3 GE 173
#4 General Motors 136
#5 RTX (Raytheon) 120
#6 Denso 99
#7 Robert Bosch Gmbh 90
#8 Hyundai Motor 84
#9 Caterpillar 84
#10 Continental Automotive Gmbh 74
#11 Mitsubishi Electric 49
#12 Cummins 48
#13 Honda Motor Co. 40
#14 Nissan Motor Co. 36
#15 Mahle International Gmbh 35
#16 Mazda Motor 34
#17 Snecma 33
#18 Kia Motors 32
#19 Aisan Kogyo Kabushiki Kaisha 28
#20 Hitachi Automotive Systems 28
#21 Rohr 28
#22 Rolls-Royce Plc 28
#23 Honeywell 27
#24 The Boeing 26
#25 Borgwarner 25
#26 Mann+Hummel Gmbh 21
#27 Electro-Motive Diesel 20
#28 Rolls-Royce North America 19
#29 Hamilton Sundstrand 17
#30 Mitsubishi Motors 17
#31 Mtu Friedrichshafen Gmbh 17
#32 Mitsubishi Hitachi Power Systems 16
#33 Dr. Ing. H.C. F. Porsche Ag 15
#34 ExxonMobil 14
#35 Tula Etechnology 13
#36 Yamaha Motor 13
#37 Aisin Seiki Kabushiki Kaisha 12
#38 Delphi International Operations Luxembourg S.A.R.L. 12
#39 Unknown 12
#40 Aircelle 11
#41 BMW 11
#42 Fca Us Llc. 11
#43 International Engine Intellectual Property Company 11
#44 Rolls-Royce Deutschland 11
#45 Suzuki Motor 11
#46 Westport Power 11
#47 Eaton 10
#48 Keihin 10
#49 Valeo Systemes De Controle Moteur 10
#50 Yanmar Holdings Co. 10
#51 Continental Automotive France 9
#52 Daimler Ag 9
#53 Delphi Technologies 9
#54 Ihi 9
#55 Isuzu Motors Limited 9
#56 Siemens Energy 9
#57 Andreas Stihl Ag & Co. Kg 8
#58 Audi Ag 8
#59 Borgwarner Ludwigsburg Gmbh 8
#60 Briggs & Stratton 8
#61 Denso International America 8
#62 Siemens Aktiengesellschaft 8
#63 Southwest Research Institute 8
#64 Valeo Systemes Thermiques 8
#65 John Deere 8
#66 Achates Power 7
#67 Aisin Aw Co. 7
#68 Ansaldo Energia Switzerland Ag 7
#69 Brunswick 7
#70 Doosan Infracore Co. 7
#71 New Power Concepts 7
#72 Walbro 7
#73 Ansaldo Energia Ip Uk Limited 6
#74 Delavan 6
#75 Subaru 6
#76 Husqvarna Ab 6
#77 Imagineering 6
#78 Kawasaki 6
#79 Mahle Metal Leve S/A 6
#80 Perkins Engines Company Limited 6
#81 Pierburg Gmbh 6
#82 Volkswagen 6
#83 Airbus Operations Sas 5
#84 Avl Powertrain Engineering 5
#85 Cummins Ip 5
#86 Federal-Mogul Worldwide 5
#87 Fuji Electric Co. 5
#88 Hino Motors 5
#89 Hyundai America Technical Center 5
#90 Hyundai Kefico 5
#91 Magneti Marelli S.P.A. 5
#92 Makita 5
#93 Ngk Spark Plug Co. 5
#94 Powerphase 5
#95 Subaru 5
#96 University of Michigan 5
#97 Unison Industries 5
#98 US Air Force 5
#99 Volvo Truck 5
#100 Zama Japan Kabushiki Kaisha 5