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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

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 833 patents in 2024.peak 8331996: 317 patents19961997: 306 patents1998: 378 patents1999: 426 patents19992000: 424 patents2001: 369 patents2002: 446 patents20022003: 425 patents2004: 247 patents2005: 261 patents20052006: 359 patents2007: 359 patents2008: 371 patents20082009: 372 patents2010: 414 patents2011: 425 patents20112012: 443 patents2013: 467 patents2014: 520 patents20142015: 543 patents2016: 535 patents2017: 686 patents20172018: 718 patents2019: 818 patents2020: 832 patents20202021: 731 patents2022: 733 patents2023: 736 patents20232024: 833 patents2025: 787 patents2025

Top Inventors

Rank Inventor Patents Primary Company
1 Derk Oscar Pahlke 14 Otis Elevator
2 Matti Rasanen 11 Kone
3 Ari Kattainen 10 Kone
#4 Romeo Lo Jacono 10 Inventio Ag
#5 Anssi Venho 9 Kone
#6 Markku Haapaniemi 9 Kone
#7 Randy Roberts 9 Otis Elevator
#8 Yoshimasa MINAMI 8 Tadano
#9 Aki HAIKONEN 7 Kone
#10 Erich Bütler 7 Inventio Ag
#11 Volker Zapf 7 Inventio Ag
#12 Adrian Steiner 6 Steiner Ag Weggis
#13 Julian Stähli 6 Inventio Ag
#14 Shinsuke Kanda 6 Tadano
#15 Cornelis Martinus VAN VELUW 5 Itrec B.V.
#16 Craig Drew Bogli 5 Otis Elevator
#17 Hiroyuki Hayashi 5 Sumitomo Wiring Systems
#18 Ignacy Puszkiewicz 5 Jlg Industries
#19 James T. Benzing 5 Structural Services
#20 Javier Munoz Sotoca 5
#21 Juha-Matti Aitamurto 5 Kone
#22 Marco Iotti 5 Manitou Italia S.R.L.
#23 Marta Kasica-Soltan 5 Structural Services
#24 Michael Geisshüsler 5 Inventio Ag
#25 Otto Lanz 5 Kone
#26 Seth T. Slavin 5 Structural Services
#27 Shenhong Wang 5 Otis Elevator
#28 Stefan Weber 5 Inventio Ag
#29 William R. Haller 5 Structural Services
#30 Antti Hovi 4 Kone
#31 Aurelien Fauconnet 4 Otis Elevator
#32 Bradley Armand Scoville 4 Otis Elevator
#33 Christian Studer 4 Inventio Ag
#34 Curtis John Caldwell 4 Caterpillar
#35 Daiki Fukui 4 Mitsubishi Electric
#36 Daisuke Nakazawa 4 Mitsubishi Electric
#37 Devin J. Rosencrance 4 Oshkosh
#38 Eiichi Saito 4 Mitsubishi Electric
#39 Faruk Osmanbasic 4 Inventio Ag
#40 Janne Laine 4 Kone
#41 Janne Mikkonen 4 Kone
#42 Keita Mashima 4 Tadano
#43 Kenji Takao 4 Mitsubishi Electric
#44 Louis Bafile 4 Oshkosh
#45 Matthew Gilbride 4 Oshkosh
#46 Patricia Derwinski 4 Otis Elevator
#47 Sandeep Sudi 4 Otis Elevator
#48 Seiji Watanabe 4 Honda Motor Co.
#49 Steven H. Taylor 4 Vehicle Service Group
#50 Takahide Hirai 4 Mitsubishi Electric
#51 Tadeusz Pawel Witczak 4 Otis Elevator
#52 Thomas Novacek 4 Inventio Ag
#53 Tomohiro Asamura 4 Mitsubishi Electric
#54 Adam M. Ruppert 3 Crown Equipment
#55 Alessandro D'Apice 3 Inventio Ag
#56 Andreas Drahohs-Föderler 3 Inventio Ag
#57 Andrea Pedretti 3 Energy Vault
#58 Andreas Simon 3 Crown Equipment
#59 Andrew James Sukalski 3 Illinois Tool Works
#60 Benjamin Barbier 3 Caterpillar
#61 Christoph Liebetrau 3 Inventio Ag
#62 Christopher M. Walthers 3 Cascade
#63 Daniel Meierhans 3 Inventio Ag
#64 Edip Yuksel 3 Beltways
#65 Eko Prasetiawan 3 Oshkosh
#66 Eric Hackenberg 3 Oshkosh
#67 Florian Dold 3 Inventio Ag
#68 François Lemire 3 Manitowoc Crane Group France
#69 Franck Rivoiret 3 Otis Elevator
#70 Gabriele Bizzozero 3 Inventio Ag
#71 George Scott Copeland 3 Otis Elevator
#72 Harish Sivasubramanian 3 Oshkosh
#73 Hiroshi Yamauchi 3 Sumitomo Electric Industries
#74 Iwao Ishikawa 3 Tadano
#75 Jim D. Hamlik 3 Rightline Equipment
#76 Jihong Hao 3 Oshkosh
#77 Joel D. Hamlik 3 Rightline Equipment
#78 Jorma Mustalahti 3 Kone
#79 Johanna Whitwell 3 Otis Elevator
#80 Juergen Keller 3 Hubtex Maschinenbau Gmbh & Co. Kg
#81 Jukka LAITINEN 3 Kone
#82 Kai Li 3 Huawei
#83 Kazuma Mizuki 3 Tadano
#84 Kohei Honjo 3 Sumitomo Heavy Industries Construction Cranes Co.
#85 Koki Nakahata 3 Tadano
#86 Kyle Martin 3 Aob Products
#87 Marcel Amsallen 3 Eaton
#88 Martin ASSFALG 3 Liebherr-Werk Biberach Gmbh
#89 Masaya Nakahara 3 Tadano
#90 Matthew J. Otto 3 Crown Equipment
#91 Meirav Oren 3 Versatile Natures
#92 Mika IJÄS 3 Kone
#93 Mikko KUKKOLA 3 Kone
#94 Minoru Toida 3 Sumitomo Heavy Industries Construction Cranes Co.
#95 Nikola Trcka 3 Otis Elevator
#96 Per Eske Fenger 3 Liftra Ip Aps
#97 Peter Mori 3 Google
#98 Ran Oren 3 T.A.G. Medical Devices - Agriculture Cooperative
#99 Robert Elliott 3 Vehicle Service Group
#100 Roland Muller 3 Endress+Hauser

Top Companies

Rank Company Patents
1 Otis Elevator 109
2 Inventio Ag 57
3 Kone 39
#4 Tadano 30
#5 Oshkosh 24
#6 Mitsubishi Electric 23
#7 Crown Equipment 12
#8 Liebherr-Werk Biberach Gmbh 12
#9 Kobelco Construction Machinery Co. 8
#10 Konecranes Global 8
#11 Tadano Demag Gmbh 8
#12 Itrec B.V. 7
#13 Manitowoc Crane Group France 7
#14 Vehicle Service Group 7
#15 Caterpillar 7
#16 Jungheinrich Ag 6
#17 Sumitomo Heavy Industries Construction Cranes Co. 6
#18 Unknown 6
#19 Illinois Tool Works 5
#20 Toyota Industries 5
#21 Kito 5
#22 Liebherr-Werk Ehingen Gmbh 5
#23 Liebherr-Werk Nenzing Gmbh 5
#24 Manitou Bf 5
#25 Manitou Italia S.R.L. 5
#26 Structural Services 5
#27 The Raymond 5
#28 Toyota 5
#29 Tk Elevator Innovation And Operations Gmbh 4
#30 T-Max (Hangzhou) Technology, Co. 4
#31 Vestas Wind Systems A/S 4
#32 Altec Industries 3
#33 Beltways 3
#34 Cascade 3
#35 Energy Vault 3
#36 Goodrich 3
#37 Hitachi 3
#38 Hubtex Maschinenbau Gmbh & Co. Kg 3
#39 Hyundai Motor 3
#40 Kia 3
#41 Liebherr-Components Biberach Gmbh 3
#42 Liftra Ip Aps 3
#43 Mitsubishi Logisnext Co. 3
#44 Rightline Equipment 3
#45 Schlumberger Technology 3
#46 The School Corporation Kansai University 3
#47 Versatile Natures 3
#48 Wittur Holding Gmbh 3
#49 Amazon 2
#50 Changshu Institute Of Technology 2
#51 Clearpath Robotics 2
#52 Construction Robotics Gmbh 2
#53 Dongnan Elevator Co. 2
#54 Etn Capital 2
#55 Fujitec Co. 2
#56 Gray Manufacturing Company 2
#57 Hall Labs 2
#58 Harmar Mobility 2
#59 Hitachi Building Systems Co. 2
#60 Jlg Industries 2
#61 Kabushiki Kaisha Toshiba 2
#62 Liftwerx Holdings 2
#63 Magnetek 2
#64 Milwaukee Electric Tool 2
#65 Mirle Automation 2
#66 Mitsubishi Electric 2
#67 Murata Machinery 2
#68 Nch 2
#69 Ocme S.R.L. 2
#70 Otolift Trapliften B.V. 2
#71 Reel 2
#72 Robert Bosch Gmbh 2
#73 Tata Consultancy Services Limited 2
#74 Tk Home Solutions B.V. 2
#75 US Air Force 2
#76 Walton.K.K International Business Group 2
#77 Warn Industries 2
#78 Xtreme Manufacturing 2
#79 Zhejiang E-P Equipment Co. 2
#80 Zoomlion Heavy Industry Science And Technology Co. 2
#81 General Motors 2
#82 Panasonic 2
#83 Abb Schweiz Ag 1
#84 Autostore Technology As 1
#85 B & B Metals 1
#86 Bechtel Energy Technologies & Solutions 1
#87 Beijing Jingdong Qianshi Technology Co. 1
#88 Bekaert Advanced Cords Aalter Nv 1
#89 Bendpak 1
#90 Best Process Solutions 1
#91 Brain 1
#92 Brandsafway Services 1
#93 Bridgestone Europe Nv/Sa 1
#94 B&R Industrial Automation Gmbh 1
#95 Buckingham Manufacturing Company 1
#96 Casio Computer Co. 1
#97 Chengdu Boe Optoelectronics Technology Co. 1
#98 China University Of Mining And Technology 1
#99 Chr.Mayr Gmbh + Co. Kg 1
#100 Columbus Mckinnon 1