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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Technologies › Machine tools

Machine tools Patent Leaders in 2023 2023

Primary CPC class B23 · Section B

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 2,285 patents in 2019.peak 2,2851996: 1,012 patents19961997: 1,040 patents1998: 1,387 patents1999: 1,479 patents19992000: 1,532 patents2001: 1,605 patents2002: 1,497 patents20022003: 1,633 patents2004: 1,491 patents2005: 1,190 patents20052006: 1,315 patents2007: 1,134 patents2008: 1,017 patents20082009: 951 patents2010: 1,283 patents2011: 1,246 patents20112012: 1,484 patents2013: 1,617 patents2014: 1,827 patents20142015: 1,843 patents2016: 1,837 patents2017: 1,998 patents20172018: 1,930 patents2019: 2,285 patents2020: 2,206 patents20202021: 1,934 patents2022: 2,068 patents2023: 1,799 patents20232024: 1,899 patents2025: 1,912 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Hisashi Hori 10 Nippon Light Metal Company
2 Hiroyoshi Kawasaki 10 Senju Metal Industry Co.
3 Nobushiro Seo 9 Nippon Light Metal Company
#4 Changhe Li 8 Qingdao University Of Technology
#5 Masato Shiratori 8 Senju Metal Industry Co.
#6 Christopher Hsu 7 Illinois Tool Works
#7 Huajun Cao 7 Qingdao University Of Technology
#8 Takahiro Aso 7 Tungaloy
#9 Craig Steven Knoener 6 Illinois Tool Works
#10 Huaxin Li 6 General Motors
#11 Jake Zwayer 6 Illinois Tool Works
#12 Joseph Peter Henderkott 6 —
#13 Joseph Robert Russell 6 Jr Automation Technologies
#14 Kosuke Yamanaka 6 Jtekt
#15 Naiqing Zhang 6 Qingdao University Of Technology
#16 Raymond Ruiwen Xu 6 —
#17 Ryan Nathan Anderson 6 Jr Automation Technologies
#18 Tomoki Yamayoshi 6 Uacj
#19 Yanbin Zhang 6 Qingdao University Of Technology
#20 Gabriel C. Van't Land 5 Jr Automation Technologies
#21 Jason R. Turman 5 Jr Automation Technologies
#22 Junji Fujiwara 5 Panasonic
#23 Marcos Merino 5 Jr Automation Technologies
#24 Min Yang 5 Qingdao University Of Technology
#25 Shinji Sato 5 Nikon
#26 Shunsaku Yoshikawa 5 Senju Metal Industry Co.
#27 Steven Edward Barhorst 5 Hobart Brothers
#28 Takeshi Yamada 5 Sumitomo Chemical
#29 Takemasa Yamasaki 5 Kobe Steel
#30 Teng Gao 5 Qingdao University Of Technology
#31 TING-JUI WANG 5 Fivetech Technology
#32 William Joshua Becker 5 Illinois Tool Works
#33 Yusuke Suzuki 5 Toyota
#34 Bingheng Lu 4 Qingdao University Of Technology
#35 Bo Liu 4 Fujitsu Limited
#36 Bruce Patrick Albrecht 4 Illinois Tool Works
#37 Daniel Hen 4 Iscar
#38 David H. Morton 4 Magswitch Technology
#39 Daniel J. Wilson 4 General Motors
#40 Dongzhou Jia 4 Qingdao University Of Technology
#41 Henry Wang 4 E Ink Holdings
#42 Jan Richter 4 Siltectra Gmbh
#43 Kazuhiro Yukikata 4 Koki Holdings Co.
#44 Keiji Nomaru 4 Disco
#45 Kyongho Hong 4 Samsung
#46 Manuel Mayer 4 Fronius International Gmbh
#47 Muhammad Asad 4 Prince Mohammad Bin Fahd University
#48 Muhammad Azhar Ali Khan 4 Prince Mohammad Bin Fahd University
#49 Paul Po Cheng 4 E.I. Du Pont De Nemours And
#50 Paul J. Karp 4 Magswitch Technology
#51 Qidong Wu 4 Qingdao University Of Technology
#52 Richard Martin Hutchison 4 Illinois Tool Works
#53 Ryuichi Saji 4 Tungaloy
#54 Spyros P. Mellas 4 General Motors
#55 Takashi Inoue 4 Hamamatsu Photonics K.K.
#56 Takashi Izumi 4 Fanuc
#57 Todd Earl Holverson 4 Illinois Tool Works
#58 Uwe POPP 4 Hilti Aktiengesellschaft
#59 Wenfeng Ding 4 Qingdao University Of Technology
#60 Yuji Kawamata 4 Senju Metal Industry Co.
#61 Adam E. Anders 3 Illinois Tool Works
#62 Akihiko Sugiyama 3 Nec
#63 Alexander Heinrich 3 Infineon Technologies Ag
#64 Andreas Waldhoer 3 Fronius International Gmbh
#65 Bernard J. Vogel 3 Illinois Tool Works
#66 Ching-San Chang 3 —
#67 Chang Won Jeong 3 Taegutec
#68 Chuanwei Zhuo 3 Northwestern University
#69 Cong Mao 3 Qingdao University Of Technology
#70 Darrell D. Jones 3 The Boeing
#71 Daniel R. Smith 3 The Boeing
#72 Darrin E. Smith 3 Jessem Products Limited
#73 Donald J. Spinella 3 —
#74 Eric Bellman 3 Conxtech
#75 Franz Haimer 3 Franz Haimer Maschinenbau Kg
#76 Gil Hecht 3 Iscar
#77 Glen R. Chartier 3 Ridge Tool
#78 Hanchen Huang 3 Northwestern University
#79 Hideo Hara 3 Rohm Co.
#80 Ho-June Chi 3 Lg Energy Solution
#81 Hongwen Zhang 3 Indium
#82 Hung-Wen Chen 3 Gemtek Technology Co.
#83 Huiying Liu 3 Citic Dicastal Co.
#84 James E. Pangerc 3 Black & Decker
#85 Jean-Luc Dufour 3 Kennametal
#86 Jeremy Evan Justice 3 The Boeing
#87 Jeong-O Mun 3 Lg Energy Solution
#88 Jeongho Yi 3 Samsung
#89 Jinwon Baek 3 Samsung
#90 Jie Geng 3 Indium
#91 Jin-Yong Park 3 Lg Energy Solution
#92 John S. Boyd 3 Conxtech
#93 Joseph C. Bundy 3 Hobart Brothers
#94 Joseph C. Schneider 3 Illinois Tool Works
#95 Joshua Schoenly 3 Ipg Photonics
#96 Joshua Lee Solomon 3 General Motors
#97 Jun Eto 3 Mitsubishi Electric
#98 Jung Hoon Lee 3 LG
#99 Kazuya Kitazawa 3 Senju Metal Industry Co.
#100 Kevin Marek 3 Conxtech

Top Companies

Rank ↑ Company ↕ Patents ↕
1 Illinois Tool Works 63
2 Fanuc 40
3 Disco 30
#4 Tungaloy 30
#5 RTX (Raytheon) 25
#6 General Motors 24
#7 Samsung 22
#8 Milwaukee Electric Tool 21
#9 Kennametal 20
#10 Senju Metal Industry Co. 20
#11 GE 18
#12 Panasonic 18
#13 Iscar 16
#14 Mitsubishi Electric 16
#15 The Boeing 16
#16 Honda Motor Co. 14
#17 Kyocera 14
#18 Rolls-Royce Plc 14
#19 Fronius International Gmbh 12
#20 Hyundai Motor 12
#21 Makita 12
#22 Ford 12
#23 Koki Holdings Co. 11
#24 Lincoln Global 11
#25 Nippon Light Metal Company 11
#26 Toyota 11
#27 Black & Decker 9
#28 Kobe Steel 9
#29 Sandvik Intellectual Property Ab 9
#30 Amada Co. 8
#31 Hamilton Sundstrand 8
#32 Kia Motors 8
#33 Okuma 8
#34 Qingdao University Of Technology 8
#35 Safran Aircraft Engines 8
#36 The Esab Group 8
#37 Alcoa 7
#38 Hilti Aktiengesellschaft 7
#39 Infineon Technologies Ag 7
#40 Jfe Steel 7
#41 Jr Automation Technologies 7
#42 Lg Energy Solution 7
#43 Precitec Gmbh & Co. Kg 7
#44 Sumitomo Electric Hardmetal 7
#45 Uacj 7
#46 Bystronic Laser Ag 6
#47 Corning Incorporated 6
#48 Guehring Kg 6
#49 Kawasaki 6
#50 Makino Milling Machine Co. 6
#51 Robert Bosch Gmbh 6
#52 Schaeffler 6
#53 Trumpf Laser- Und Systemtechnik Gmbh 6
#54 Applied Materials 5
#55 Ab Sandvik Coromant 5
#56 Arcelormittal 5
#57 Daihen 5
#58 Dalian University Of Technology 5
#59 Delta Electronics 5
#60 Esab Ab 5
#61 Hartmetall-Werkzeugfabrik Paul Horn Gmbh 5
#62 Magswitch Technology 5
#63 Nippon Steel 5
#64 Taegutec 5
#65 TSMC 5
#66 IBM 5
#67 Baoshan Iron & Steel Co. 4
#68 BMW 4
#69 Citic Dicastal Co. 4
#70 Dtech Precision Industries Co. 4
#71 Franz Haimer Maschinenbau Kg 4
#72 Hamamatsu Photonics K.K. 4
#73 Hobart Brothers 4
#74 Hubbell Incorporated 4
#75 Hypertherm 4
#76 Ii-Vi Delaware 4
#77 Indium 4
#78 ITRI 4
#79 Ipg Photonics 4
#80 Jtekt 4
#81 Kia 4
#82 Moldino Tool Engineering 4
#83 Ohio State Innovation Foundation 4
#84 Prince Mohammad Bin Fahd University 4
#85 Seco Tools Ab 4
#86 Sodick Co. 4
#87 Subaru 4
#88 Sumitomo Electric Industries 4
#89 Trumpf Werkzeugmaschinen Se + Co. Kg 4
#90 Volkswagen 4
#91 Agie Charmilles Sa 3
#92 Airbus Operations Sas 3
#93 Aptiv Technologies Ag 3
#94 Benteler Automobiltechnik Gmbh 3
#95 Blackhawk Manufacturing Group 3
#96 Ceratizit Austria Gesellschaft M.B.H. 3
#97 Chengdu Boe Optoelectronics Technology Co. 3
#98 Conxtech 3
#99 Denso 3
#100 Dmg Mori Co. 3