{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Technologies", "item": "https://www.patentleaderboard.com/technologies"}, {"@type": "ListItem", "position": 3, "name": "Hydraulic and foundation engineering", "item": "https://www.patentleaderboard.com/technology/hydraulic-and-foundation-engineering"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Technologies › Hydraulic and foundation engineering

Hydraulic and foundation engineering Patent Leaders in 2016 2016

Primary CPC class E02 · Section E

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 913 patents in 2024.peak 9131996: 398 patents19961997: 303 patents1998: 407 patents1999: 447 patents19992000: 429 patents2001: 443 patents2002: 442 patents20022003: 459 patents2004: 388 patents2005: 349 patents20052006: 391 patents2007: 290 patents2008: 293 patents20082009: 345 patents2010: 438 patents2011: 403 patents20112012: 371 patents2013: 530 patents2014: 692 patents20142015: 728 patents2016: 681 patents2017: 735 patents20172018: 678 patents2019: 826 patents2020: 788 patents20202021: 716 patents2022: 741 patents2023: 717 patents20232024: 913 patents2025: 904 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Michael Taylor 10 Caterpillar
2 Phillip J. Kunz 10 Caterpillar
3 Mo Wei 9 Caterpillar
#4 Thandava K. Edara 9 Caterpillar
#5 Yoshiki Kami 9 Komatsu
#6 Mitsuo Yabe 7 Komatsu
#7 Takeshi Takaura 7 Komatsu
#8 Teruyuki Matsuki 7 Komatsu
#9 Hideto Magaki 5 Sumitomo Construction Machinery Co.
#10 Kiminori Sano 5 Sumitomo Construction Machinery Co.
#11 Amit Sharma 4 Hewlett Packard Enterprise
#12 Atsushi Kawano 4 Canon
#13 Charles Robert Maybury, JR. 4 Mclaughlin Group
#14 Hiroki Shinoda 4 Komatsu
#15 Jason Knuth 4 —
#16 James Robert LaHood 4 Caterpillar
#17 Jiao Zhang 4 Caterpillar
#18 Joseph J. Colwell 4 —
#19 Kenneth L. Stratton 4 Caterpillar
#20 Kouji Ishikawa 4 Hitachi Construction Machinery Co.
#21 Masatoshi Hoshino 4 Hitachi Construction Machinery Co.
#22 Masahiro Ikeda 4 Komatsu
#23 Matthew Loew 4 —
#24 Patrick Simon Campomanes 4 Caterpillar
#25 Pengfei Ma 4 Caterpillar
#26 Seiichi Fuchita 4 Komatsu
#27 Steven C. Budde 4 Caterpillar
#28 Tonglin Shang 4 Caterpillar
#29 Tomoya Watanabe 4 Komatsu
#30 Yasuhiro Kusuyama 4 Komatsu
#31 Akira Hasebe 3 Komatsu
#32 Akihiro Ohsawa 3 Komatsu
#33 Atsushi Nagato 3 Komatsu
#34 Christopher S. Jones 3 Hayes Bicycle Group
#35 Dayao Chen 3 Caterpillar
#36 Gang Wen 3 Caterpillar
#37 Hiroyuki Azuma 3 Hitachi Construction Machinery Co.
#38 Hiroyuki Chikugo 3 Komatsu
#39 Hidetoshi Satake 3 Hitachi Construction Machinery Co.
#40 Jean-Jacques Clar 3 Caterpillar
#41 Jin Kitajima 3 Komatsu
#42 Junya Kawamoto 3 Hitachi Construction Machinery Co.
#43 Kazuo Fujishima 3 Hitachi Construction Machinery Co.
#44 Katsuhiro Ikegami 3 Komatsu
#45 Kevin S. Stangeland 3 Esco Group
#46 Keiji Yamamoto 3 Kobelco Construction Machinery Co.
#47 Kota Imanishi 3 Komatsu
#48 Louis A. Waters, Jr. 3 Floodbreak L.L.C.
#49 Masahiko Hamaguchi 3 Komatsu
#50 Masashi Ichihara 3 Komatsu
#51 Mitsumasa Akashi 3 Komatsu
#52 Michael Linstroth 3 —
#53 Mooyoung Lee 3 —
#54 Naoki Kimura 3 Toshiba Memory
#55 Nobumasa Takamatsu 3 Komatsu
#56 Paul W. Suver 3 American Piledriving Equipment
#57 Richard L. Claxton 3 Flanders Electric Motor Service
#58 Ryota Kurosawa 3 Sumitomo Construction Machinery Co.
#59 Ryuji Shiratani 3 Sumitomo Construction Machinery Co.
#60 Shuki Akushichi 3 Komatsu
#61 Shuuji Hori 3 Komatsu
#62 Steven J. Ditzler 3 John Deere
#63 Takatoshi Ooki 3 Hitachi Construction Machinery Co.
#64 Takeo Yamada 3 Hitachi
#65 Takanori Yamahata 3 Komatsu
#66 Toru Matsuyama 3 Seiko Epson
#67 Toshiya Shintani 3 Komatsu
#68 Troy K. Becicka 3 Caterpillar
#69 Yosuke Yamagoe 3 Komatsu
#70 Yoshiaki Yoshida 3 —
#71 Yuto Fujii 3 Komatsu
#72 Yukio Hiraoka 3 Sumitomo Electric Industries
#73 Adrian Paul Forrester 2 Caterpillar
#74 Adel H. Younan 2 ExxonMobil
#75 Akinori Ishii 2 Hitachi Construction Machinery Co.
#76 Allan P. Henderson 2 Terracon Consultants
#77 Albrecht Kleibl 2 Abi Anlagentechnik-Baumaschinen-Industriebedarf Maschinenfabrik Und Vertriebsgesellschaft Mbh
#78 Alexey Andreevich Kosarev 2 Topcon Positioning Systems
#79 Alexey Vladislavovich Zhdanov 2 Topcon Positioning Systems
#80 Ange Luppi 2 Technip France
#81 Arthur James Taylor 2 Caterpillar
#82 Atsushi Matsumoto 2 Panasonic
#83 Bernard J. Gochis 2 —
#84 Brad Van De Veer 2 Caterpillar
#85 Bruce Lilley 2 Cqms Pty
#86 Byung Il Kang 2 Doosan Infracore Co.
#87 Christian Heichel 2 Abi Anlagentechnik-Baumaschinen-Industriebedarf Maschinenfabrik Und Vertriebsgesellschaft Mbh
#88 Clifford O. Jeske 2 Caterpillar
#89 Colby Barrett 2 R&B Leasing
#90 Cornelius Antonius Maria Van Hooft 2 Caterpillar
#91 David T. Bienfang 2 Caterpillar
#92 David Phillip Cadogan 2 Ilc Dover Lp
#93 David J. Sanning 2 Cnh Industrial America
#94 Daniel C. Wibralski 2 J.F. Brennan Company
#95 Dirk Jacobus Luyendijk 2 Caterpillar
#96 Donald M. Conklin 2 Esco Group
#97 Dong Mok Kim 2 Doosan Infracore Co.
#98 Douglas C. Serrurier 2 Caterpillar
#99 Eiji Yamazaki 2 Komatsu
#100 E. John Greeves 2 Versabar

Top Companies

Rank ↑ Company ↕ Patents ↕
1 Caterpillar 79
2 Komatsu 68
3 Hitachi Construction Machinery Co. 27
#4 Kobelco Construction Machinery Co. 27
#5 John Deere 18
#6 Harnischfeger 15
#7 Volvo Construction Equipment Ab 11
#8 Doosan Infracore Co. 10
#9 Sumitomo Construction Machinery Co. 8
#10 Sumitomo Heavy Industries 8
#11 Cnh Industrial America 7
#12 American Piledriving Equipment 5
#13 Oldcastle Precast 5
#14 Unknown 5
#15 Bauer Maschinen Gmbh 4
#16 Esco Group 4
#17 Kubota 4
#18 Mclaughlin Group 4
#19 Flanders Electric Motor Service 3
#20 Floodbreak L.L.C. 3
#21 Kyb 3
#22 Technip France 3
#23 Abi Anlagentechnik-Baumaschinen-Industriebedarf Maschinenfabrik Und Vertriebsgesellschaft Mbh 2
#24 Cqms Pty 2
#25 Danuser 2
#26 Geopier Foundation Company 2
#27 Heli-Crete Eco-Friendly Piling Systems 2
#28 Hesco Bastion Limited 2
#29 Hitachi Zosen 2
#30 Hubbell Incorporated 2
#31 Ihc Engineering Business Limited 2
#32 Ihc Holland Ie B.V. 2
#33 Ilc Dover Lp 2
#34 J.F. Brennan Company 2
#35 Kinshofer Gmbh 2
#36 Kobe Steel 2
#37 Korea Institute Of Ocean Science & Technology 2
#38 Kuwait Institute For Scientific Research 2
#39 Lmk Technologies 2
#40 Metalogenia, S.A. 2
#41 Nippon Steel & Sumitomo Metal 2
#42 Officine Maccaferri S.P.A. 2
#43 Offshore Technology Development Pte 2
#44 R&B Leasing 2
#45 Safe Metal 2
#46 Saipem S.P.A. 2
#47 Soilmec S.P.A. 2
#48 Soletanche Freyssinet 2
#49 Terra Compactor Wheel 2
#50 Terre Armee Internationale 2
#51 The Yokohama Rubber Co. 2
#52 Topcon Positioning Systems 2
#53 Vermeer Manufacturing 2
#54 ExxonMobil 2
#55 Aco Polymer Products 1
#56 Arcelormittal Investigación Y Desarrollo, S.L. 1
#57 Areva Wind Gmbh 1
#58 Asset Integrity Management Solutions, L.L.C. 1
#59 Basf Agro B.V. 1
#60 Bauer Spezialtiefbau Gmbh 1
#61 Berkel & Company Contractors 1
#62 Board Of Regents Of The Nevada System Of Higher Education On Behalf Of The Desert Research Institute 1
#63 Board Of Supervisors Of Louisiana State University And Agricultural And Mechanical College 1
#64 Bomag Gmbh 1
#65 Carnegie Mellon University 1
#66 Cascade 1
#67 Caylym Technologies International 1
#68 China National Offshore Oil 1
#69 Clark Equipment 1
#70 Colorado School Of Mines 1
#71 Composite Panel Systems 1
#72 Cpg Interational 1
#73 Crux Subsurface 1
#74 Cummins 1
#75 Deep Down 1
#76 Deep Reach Technoloy 1
#77 Digi International 1
#78 Dredging International N.V. 1
#79 Dynapac Compaction Equipment Ab 1
#80 Eaton 1
#81 Ej Usa 1
#82 Ensco International Incorporated 1
#83 Falcon Technologies And Services 1
#84 Fast Ditch 1
#85 F.M. Locotos Co. 1
#86 Gomaco 1
#87 Guangzhou Institute Of Building Science Co. 1
#88 Halo Maritime Defense Systems 1
#89 Hensley Industries 1
#90 Hexagon Technology Center Gmbh 1
#91 H&L Tooth 1
#92 Husco International 1
#93 Husqvarna Ab 1
#94 Hydroplus 1
#95 Hyundai Heavy Industries Co. 1
#96 Ingios Geotechnics 1
#97 Innovation And Development 1
#98 Intermoor 1
#99 Itrec B.V. 1
#100 J. C. Bamford Excavators Limited 1