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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Technologies › Control systems

Control systems Patent Leaders in 2023 2023

Primary CPC class G05 · Section G

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 3,447 patents in 2019.peak 3,4471996: 765 patents19961997: 747 patents1998: 965 patents1999: 1,008 patents19992000: 961 patents2001: 1,042 patents2002: 1,064 patents20022003: 1,162 patents2004: 1,204 patents2005: 1,096 patents20052006: 1,432 patents2007: 1,150 patents2008: 1,003 patents20082009: 1,107 patents2010: 1,362 patents2011: 1,382 patents20112012: 1,431 patents2013: 1,641 patents2014: 1,743 patents20142015: 1,864 patents2016: 1,987 patents2017: 2,322 patents20172018: 2,669 patents2019: 3,447 patents2020: 3,327 patents20202021: 3,043 patents2022: 3,219 patents2023: 3,183 patents20232024: 2,961 patents2025: 2,979 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Andrew R. Stump 19 Rockwell Automation
2 Anthony Carrara 18 Rockwell Automation
3 Zehua SHAO 18 Chengdu Qinchuan Iot Technology Co.
#4 Christopher W. Como 17 Rockwell Automation
#5 Charles Howard Cella 16 Strong Force Iot Portfolio 2016
#6 Gerald William Duffy, Jr. 16 Strong Force Iot Portfolio 2016
#7 Jeffrey P. McGuckin 16 Strong Force Iot Portfolio 2016
#8 Mehul Desai 16 Strong Force Iot Portfolio 2016
#9 Bijan Sayyarrodsari 15 Rockwell Automation
#10 Eashwer Srinivasan 15 Rockwell Automation
#11 Mark J. Nixon 15 Fisher-Rosemount Systems
#12 Ali Ebrahimi Afrouzi 13 Ai Incorporated
#13 Daniel Keith Van Ostrand 13 Sigmasense, Llc.
#14 Gary K. Law 13 Fisher-Rosemount Systems
#15 Gerald Dale Morrison 13 Sigmasense, Llc.
#16 Joseph W. Forbes, Jr. 13 Causam Energy
#17 Patrick Troy Gray 13 Sigmasense, Llc.
#18 Richard Stuart Seger, JR. 13 Sigmasense, Llc.
#19 Haitang XIANG 12 Chengdu Qinchuan Iot Technology Co.
#20 Srdjan Josipovic 12 Rockwell Automation
#21 Yong LI 12 Chengdu Qinchuan Iot Technology Co.
#22 Abraham Galton Bachrach 11 Skydio
#23 Anthony Amaro, Jr. 11 Fisher-Rosemount Systems
#24 Eun Sik Kim 11 Hyundai Motor
#25 Matthew R. Ericsson 11 Rockwell Automation
#26 Michael J. Wenzel 11 Johnson Controls Technology
#27 Sharon M. Billi-Duran 11 Rockwell Automation
#28 Adam Parker Bry 10 Skydio
#29 Matthew Donahoe 10 Skydio
#30 Xiaojun WEI 10 Chengdu Qinchuan Iot Technology Co.
#31 Yaqiang QUAN 10 Chengdu Qinchuan Iot Technology Co.
#32 Bin LIU 9 Chengdu Qinchuan Iot Technology Co.
#33 Ryan P Dunn 9 Rockwell Automation
#34 Hayk Martirosyan 8 Skydio
#35 Kadir Liano 8 Rockwell Automation
#36 Alexander B. Smith 7 Rockwell Automation
#37 David Nister 7 NVIDIA
#38 Jaw-Juinn Horng 7 TSMC
#39 Jack Louis Zhu 7 Skydio
#40 John M. Caldwell 7 Fisher-Rosemount Systems
#41 John C. Chamberlain 7 Commscope Technologies
#42 Michael Guerin 7 Commscope Technologies
#43 Mohammad N. Elbsat 7 Johnson Controls Tyco Ip Holdings Llp
#44 Noel Howard Bell 7 Fisher-Rosemount Systems
#45 Youngchoon Park 7 Johnson Controls Technology
#46 Youjun Xiong 7 Ubtech Robotics Corp
#47 Bhanu Kiran Reddy Palla 6 John Deere
#48 David C. Mazur 6 Rockwell Automation
#49 David A. Vasko 6 Rockwell Automation
#50 Jianxin Pang 6 Ubtech Robotics Corp
#51 Juergen Weinhofer 6 Rockwell Automation
#52 Matthew J. Ellis 6 Johnson Controls Tyco Ip Holdings Llp
#53 Michael D. Kalan 6 Rockwell Automation
#54 Nathaniel Fairfield 6 Google
#55 Nathan R. Vandike 6 John Deere
#56 Robert D. Turney 6 Johnson Controls Technology
#57 Sarbajit K. Rakshit 6 IBM
#58 Satoshi Toyoshima 6 Toyota
#59 Shiro Oda 6 Toyota
#60 Stephen C. Briant 6 Rockwell Automation
#61 Sudhi R. Sinha 6 Johnson Controls Technology
#62 Takeshi Nagata 6 Shin-Etsu Chemical Co.
#63 Tetsuya Taira 6 Toyota
#64 Yuta Watanabe 6 Toyota
#65 Yuhei Yamaguchi 6 Rohm Co.
#66 Adam Gregory 5 Rockwell Automation
#67 Benjamin Lutz 5 Siemens Aktiengesellschaft
#68 Brian Douglas Cullinane 5 Google
#69 Bruce T. McCleave, Jr. 5 Rockwell Automation
#70 Christopher E. Stanek 5 Rockwell Automation
#71 Gregory Brian Meyer 5 USAA
#72 Herman Wiegman 5 Beta Air
#73 Jennifer Arden 5 Google
#74 Joshua Seth Herbach 5 Google
#75 Jonathan Schwartz 5 Desprez
#76 Kevin Doyle 5 Pentair Water Pool And Spa
#77 Kyle K. Reissner 5 Rockwell Automation
#78 Lorenzo Majewski 5 Rockwell Automation
#79 Max Friefeld 5 Desprez
#80 Matthew C. Putman 5 Nanotronics Imaging
#81 Michael J Coan 5 Rockwell Automation
#82 Nan Wu 5 Beijing Tusen Zhitu Technology Co.
#83 Oliver Ortlieb 5 Desprez
#84 Rajesh C. Nayak 5 Johnson Controls Tyco Ip Holdings Llp
#85 Reiko Hattori 5 Omron
#86 Renaud-Roland Hubert 5 Google
#87 Ryan Christopher Gariepy 5 Clearpath Robotics
#88 Ryan A. Piaskowski 5 Johnson Controls Technology
#89 Saigopal Nelaturi 5 Palo Alto Research Center Incorporated
#90 Scott A. Miller 5 Rockwell Automation
#91 Sujeet Chand 5 Rockwell Automation
#92 Subbian Govindaraj 5 Rockwell Automation
#93 Takaaki Shogaki 5 Yaskawa Electric
#94 William Weiss 5 Hayward Industries
#95 Yoav Galin 5 Solaredge Technologies
#96 Yuya Ota 5 Omron
#97 Yuefei WU 5 Chengdu Qinchuan Iot Technology Co.
#98 Ankur Agarwal 4 Plusai
#99 András V. Horváth 4 Skyworks Solutions
#100 Andrew Xiao Liang 4 Built Robotics

Top Companies

Rank ↑ Company ↕ Patents ↕
1 Rockwell Automation 90
2 Toyota 69
3 Siemens Aktiengesellschaft 62
#4 Johnson Controls Tyco Ip Holdings Llp 52
#5 Fanuc 51
#6 Honeywell 50
#7 Samsung 43
#8 Google 41
#9 Mitsubishi Electric 34
#10 Ford 29
#11 LG 28
#12 Honda Motor Co. 27
#13 Hyundai Motor 26
#14 IBM 25
#15 Amazon 24
#16 Omron 24
#17 The Boeing 24
#18 Abb Schweiz Ag 23
#19 TSMC 23
#20 Fisher-Rosemount Systems 22
#21 Zoox 22
#22 Sony 22
#23 Hitachi 21
#24 Texas Instruments 21
#25 GE 20
#26 Panasonic 20
#27 Nec 19
#28 Intel 19
#29 Applied Materials 18
#30 Chengdu Qinchuan Iot Technology Co. 18
#31 Kabushiki Kaisha Toshiba 18
#32 Sz Dji Technology Co. 18
#33 Kia 17
#34 Robert Bosch Gmbh 17
#35 Uatc 16
#36 Canon 16
#37 Strong Force Iot Portfolio 2016 15
#38 General Motors 15
#39 NVIDIA 15
#40 Skydio 14
#41 Yokogawa Electric 14
#42 John Deere 14
#43 Beta Air 13
#44 Causam Enterprises 13
#45 Yaskawa Electric 13
#46 Sigmasense, Llc. 13
#47 Textron Innovations 13
#48 Caterpillar 13
#49 Qualcomm 13
#50 Apple 12
#51 Ai Incorporated 12
#52 Sk Hynix 11
#53 Micron 11
#54 RTX (Raytheon) 11
#55 Autodesk 10
#56 Crown Equipment 10
#57 ITRI 10
#58 Johnson Controls Technology 10
#59 Lutron Technology Company 10
#60 Apollo Intelligent Driving Technology (Beijing) Co. 9
#61 Baidu Usa 9
#62 Irobot 9
#63 Kia Motors 9
#64 Mitsubishi Electric 9
#65 Nxp Usa 9
#66 Skyworks Solutions 9
#67 State Farm 9
#68 Tokyo Electron Limited 9
#69 USAA 9
#70 Comcast 9
#71 Fujitsu Limited 8
#72 Hayward Industries 8
#73 Motional Ad 8
#74 Tusimple 8
#75 Ubtech Robotics Corp 8
#76 Disney 8
#77 Aspentech 7
#78 Commscope Technologies 7
#79 Hitachi Energy Switzerland Ag 7
#80 Infineon Technologies Ag 7
#81 Kubota 7
#82 Tata Consultancy Services Limited 7
#83 Volkswagen 7
#84 Zebra Technologies 7
#85 AT&T 6
#86 Accenture Global Solutions Limited 6
#87 Beijing Tusen Zhitu Technology Co. 6
#88 Dell Products 6
#89 Denso 6
#90 Desprez 6
#91 Endress+Hauser Se+Co. Kg 6
#92 Here Global B.V. 6
#93 HP 6
#94 Horiba Stec, Co. 6
#95 Nanotronics Imaging 6
#96 NTT 6
#97 Psemi 6
#98 Schneider Electric Usa 6
#99 Solaredge Technologies 6
#100 Uber Technologies 6