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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Technologies › Mechanical elements

Mechanical elements Patent Leaders in 2018 2018

Primary CPC class F16 · 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 6,657 patents in 2019.peak 6,6571996: 3,188 patents19961997: 3,136 patents1998: 3,893 patents1999: 4,158 patents19992000: 4,369 patents2001: 4,412 patents2002: 4,399 patents20022003: 4,125 patents2004: 3,834 patents2005: 3,374 patents20052006: 3,815 patents2007: 3,072 patents2008: 2,949 patents20082009: 2,940 patents2010: 3,830 patents2011: 3,950 patents20112012: 4,706 patents2013: 5,087 patents2014: 5,503 patents20142015: 5,919 patents2016: 5,668 patents2017: 6,190 patents20172018: 5,880 patents2019: 6,657 patents2020: 6,310 patents20202021: 5,569 patents2022: 5,150 patents2023: 5,002 patents20232024: 5,035 patents2025: 4,534 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Seong Wook Hwang 73 Hyundai Motor
2 Hyun Sik Kwon 69 Hyundai Motor
3 Wonmin Cho 69 Hyundai Motor
#4 Seongwook Ji 68 Hyundai Motor
#5 Jae Chang Kook 66 Hyundai Motor
#6 Dong Hwan Hwang 36 Hyundai Motor
#7 Jong Sool Park 30 Hyundai Motor
#8 Kyeong Hun Lee 29 Hyundai Motor
#9 Jong Soo Kim 28 Hyundai Motor
#10 Brian Schoolcraft 22 Allison Transmission
#11 Michael D. Foster 20 Allison Transmission
#12 Alexandre Depraete 18 Valeo Embrayages
#13 Chon Ok Kim 18 Hyundai Motor
#14 Woo Jin Chang 17 Hyundai Motor
#15 Jin Ho Kim 13 Samsung
#16 Stefan Beck 13 Zf Friedrichshafen Ag
#17 Dongxu Li 12 General Motors
#18 Ki Tae Kim 12 Hyundai Motor
#19 Chang Wook Lee 11 Hyundai Motor
#20 Christian Sibla 11 Zf Friedrichshafen Ag
#21 Junji Murata 11 Jtekt
#22 Shigeo Kamamoto 11 Jtekt
#23 Akira Ueki 10 Bridgestone
#24 Gregory Daniel Goleski 10 Ford
#25 Yuki Shishihara 10 Jtekt
#26 Hideyuki Inoue 9 Eagle Industry Co.
#27 Jinseok Kim 9 Korea Institute Of Science And Technology
#28 Shinya Kamada 9 Mazda Motor
#29 Soon Ki Eo 9 Hyundai Motor
#30 Sung Hyun Cho 9 Hyundai Motor
#31 Sueng Ho Lee 9 Hyundai Motor
#32 Takeshi Hosoe 9 Eagle Industry Co.
#33 Tae Whan Kim 9 Hyundai Motor
#34 Yoshimitsu Hyodo 9 Aisin Aw Co.
#35 Yuta Negishi 9 Eagle Industry Co.
#36 Farzad Samie 8 General Motors
#37 Jongsool Park 8 Hyundai Motor
#38 Kenichi Tsuchida 8 Aisin Aw Co.
#39 Woochurl Son 8 Hyundai Motor
#40 Brad P. Pohl 7 Fallbrook Intellectual Property Company
#41 Bugra Han Ertas 7 GE
#42 Charles B. Lohr 7 Fallbrook Intellectual Property Company
#43 Jin-Sung Kim 7 Samsung
#44 KyeongHun Lee 7 Hyundai Motor
#45 Mark R. J. Versteyhe 7 Neapco Intellectual Property Holdings
#46 SeokJin Kim 7 Hyundai Motor
#47 Wookjin Jang 7 Hyundai Motor
#48 Wolfgang Rieger 7 Zf Friedrichshafen Ag
#49 Yoshihiro Takikawa 7 Aisin Aw Co.
#50 Young Min Yoon 7 Hyundai Motor
#51 Yuichiro Kajiki 7 Taiho Kogyo Co.
#52 Yuya Tachibanada 7 Honda Motor Co.
#53 Akira Yamashita 6 Toyota
#54 Alain-Christophe Tiberghien 6 Staubli Faverges
#55 Ayumu Sagawa 6 Toyota
#56 Chae Hong Lim 6 Hyundai Motor
#57 Fusahiro Tsukano 6 Toyota
#58 Hisataka Hasegawa 6 Ntn
#59 Hirotsugu Yoshino 6 Toyota
#60 Ho Young Lee 6 Samsung
#61 Jeffrey Edward Maurer 6 Ford
#62 Ju Hyun Nam 6 Hyundai Motor
#63 Larry W. Kiest, Jr. 6 Lmk Technologies
#64 Matthew Smith 6 Mary Elle Fashions
#65 Michio Yamaji 6 Fujikin Incorporated
#66 Peter C. Williams 6 Swagelok
#67 Shiho Tanaka 6 Daido Metal Company
#68 Tatsuhiko Iwasaki 6 Mazda Motor
#69 Takahiro Yamashita 6 Shimano
#70 Thilo Schmidt 6 Zf Friedrichshafen Ag
#71 Yutaka Ishikawa 6 Honda Motor Co.
#72 Yui Masuda 6 Ntn
#73 Zhihui Zhang 6 —
#74 Aaron F. Rickis 5 Hamilton Sundstrand
#75 Aditya Dattawadkar 5 Schaeffler
#76 Atsushi Honda 5 Toyota
#77 Brian M. Graichen 5 Dayco Ip Holdings
#78 Brian Lee 5 Schaeffler
#79 Bret M. Olson 5 General Motors
#80 Cal R. Brown 5 Swagelok
#81 Christophe Durieux 5 Staubli Faverges
#82 Chunhao J. Lee 5 General Motors
#83 Christopher McAuliffe 5 Hamilton Sundstrand
#84 Chikara Ohki 5 Ntn
#85 David B. Barnett 5 Popsockets
#86 Daniele Donzelli 5 Itt Italia S.R.L.
#87 Daisuke Sato 5 Panasonic
#88 Derek F. Lahr 5 General Motors
#89 Fernand A. Thomassy 5 Fallbrook Intellectual Property Company
#90 Francis P. Marocchini 5 Hamilton Sundstrand
#91 Hideaki Komada 5 Toyota
#92 Hiroki Kondo 5 Yazaki
#93 Hiroyuki Makita 5 Honda Motor Co.
#94 Hiroyuki Mori 5 Sony
#95 Hiroyuki Shibata 5 Toyota
#96 Hiroyuki Shioiri 5 Toyota
#97 Hiroki Takata 5 Taiho Kogyo Co.
#98 James G. Withers 5 Koplar Interactive Systems International
#99 Jowie Abcede 5 Ats Mer
#100 John Edward Brevick 5 Ford

Top Companies

Rank ↑ Company ↕ Patents ↕
1 Hyundai Motor 207
2 Schaeffler 164
3 Toyota 117
#4 Ford 99
#5 Honda Motor Co. 94
#6 General Motors 92
#7 Aktiebolaget Skf 90
#8 Jtekt 69
#9 Zf Friedrichshafen Ag 67
#10 Ntn 59
#11 RTX (Raytheon) 59
#12 GE 52
#13 Borgwarner 45
#14 Aisin Aw Co. 43
#15 Allison Transmission 43
#16 Unknown 43
#17 The Boeing 41
#18 Hamilton Sundstrand 38
#19 Nissan Motor Co. 36
#20 Caterpillar 33
#21 Kia Motors 32
#22 Valeo Embrayages 31
#23 Nsk 28
#24 Robert Bosch Gmbh 25
#25 Denso 24
#26 Goodrich 24
#27 Eagle Industry Co. 22
#28 Jatco 22
#29 Knorr-Bremse Systeme Fuer Nutzfahrzeuge Gmbh 22
#30 Kyb 22
#31 Illinois Tool Works 21
#32 Bridgestone 20
#33 Fisher Controls International 20
#34 Parker-Hannifin 20
#35 Cameron International 19
#36 Cnh Industrial America 19
#37 Exedy 19
#38 John Deere 19
#39 Audi Ag 18
#40 Mazda Motor 18
#41 Tsubakimoto Chain 18
#42 Shimano 17
#43 Honeywell 17
#44 Mitsubishi Electric 16
#45 Akebono Brake Industry Co. 15
#46 Siemens Aktiengesellschaft 15
#47 Taiho Kogyo Co. 15
#48 American Axle & Manufacturing 14
#49 Eaton 14
#50 Emerson Process Management Regulator Technologies 14
#51 Fujikin Incorporated 14
#52 Gates 14
#53 Nifco 14
#54 Arvinmeritor Technology 13
#55 Daido Metal Company 13
#56 Hitachi Automotive Systems 13
#57 Jaguar Land Rover Limited 13
#58 Mahle International Gmbh 13
#59 Mandom 13
#60 Nok 13
#61 Rolls-Royce Plc 13
#62 Eaton Intelligent Power Limited 12
#63 Freni Brembo S.P.A. 12
#64 Hilti Aktiengesellschaft 12
#65 Aisin Seiki Kabushiki Kaisha 11
#66 Fallbrook Intellectual Property Company 11
#67 Kawasaki 11
#68 Sew-Eurodrive Gmbh & Co. Kg 11
#69 Sumitomo Riko Company Limited 11
#70 Tenneco Automotive Operating Company 11
#71 Airbus Operations Limited 10
#72 BMW 10
#73 Bendix Spicer Foundation Brake 10
#74 Continental Automotive Gmbh 10
#75 Dayco Ip Holdings 10
#76 Dr. Ing. H.C. F. Porsche Ag 10
#77 Harmonic Drive Systems 10
#78 Johnson Electric S.A. 10
#79 Kubota 10
#80 Litens Automotive Partnership 10
#81 Roller Bearing Company Of America 10
#82 IBM 10
#83 Dana Automotive Systems Group 9
#84 Dana Limited 9
#85 Fox Factory 9
#86 Halliburton Energy Services 9
#87 Hiwin Technologies 9
#88 Itt Italia S.R.L. 9
#89 Airbus Operations Sas 8
#90 Buerkert Werke Gmbh 8
#91 Cooper Technologies 8
#92 Fca Us Llc. 8
#93 Federal-Mogul Worldwide 8
#94 Kyung Chang Industrial Co. 8
#95 Mueller International 8
#96 Nippon Steel & Sumitomo Metal 8
#97 Saf-Holland 8
#98 Suzuki Motor 8
#99 Technip France 8
#100 Thk Co. 8