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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Technologies › Measurement and testing

Measurement and testing Patent Leaders All Time

Primary CPC class G01 · 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 18,623 patents in 2019.peak 18,6231996: 6,289 patents19961997: 5,828 patents1998: 7,417 patents1999: 7,249 patents19992000: 7,539 patents2001: 8,152 patents2002: 8,699 patents20022003: 9,444 patents2004: 9,105 patents2005: 8,193 patents20052006: 9,930 patents2007: 9,769 patents2008: 10,097 patents20082009: 10,292 patents2010: 12,150 patents2011: 11,793 patents20112012: 12,568 patents2013: 13,513 patents2014: 14,017 patents20142015: 14,155 patents2016: 14,812 patents2017: 16,270 patents20172018: 15,823 patents2019: 18,623 patents2020: 18,183 patents20202021: 16,990 patents2022: 16,922 patents2023: 16,405 patents20232024: 16,400 patents2025: 16,630 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Lee D. Whetsel 794 Texas Instruments
2 Gary E. Georgeson 229 The Boeing
3 Anthony D. Kurtz 226 Kulite Semiconductor Products
#4 Udo Ausserlechner 207 Infineon Technologies Ag
#5 Zhiqiang Chen 199 Nuctech Company Limited
#6 Fumio Ohtomo 198 Topcon
#7 Mark S. Olsson 191 Seescan
#8 Markus Vester 175 Siemens Aktiengesellschaft
#9 Yuanjing Li 171 Nuctech Company Limited
#10 Burkay Donderici 170 Halliburton Energy Services
#11 Warren M. Farnworth 168 Micron
#12 Salman Akram 159 Micron
#13 Jonathan M. Rothberg 156 Thermo Fisher
#14 Benjamin N. Eldridge 147 Formfactor
#15 Kaoru Kumagai 134 Topcon
#16 Pierre-Yves Droz 134 Google
#17 Dirk Hammerschmidt 133 Infineon Technologies Ag
#18 Morteza Safai 131 The Boeing
#19 Robert E. Bridges 130 Faro Technologies
#20 Stephan Biber 130 Siemens Aktiengesellschaft
#21 Dominik Paul 129 Siemens Healthcare Limited
#22 Mario Zeller 129 Siemens Healthcare Limited
#23 Ziran Zhao 127 Nuctech Company Limited
#24 John E. Mercer 126 Merlin Technology
#25 Hyok S. Lew 125 Unknown
#26 David Grodzki 123 Siemens Aktiengesellschaft
#27 Daniel L. Gysling 123 Cidra
#28 Katsumi Shibayama 121 Hamamatsu Photonics K.K.
#29 Alfred Rieder 120 Endress+Hauser Flowtec Ag
#30 Jon Opsal 117 Therma-Wave
#31 David R. Hembree 116 Micron
#32 Lowell L. Wood, JR. 116 The Invention Science Fund I
#33 Hiraku Hirabayashi 114 Tdk
#34 Jari Syrjarinne 114 Here Global B.V.
#35 Charles Abraham 111 Broadcom
#36 Martin M. Liphardt 111 J.A. Woollam Co.
#37 Roderick A. Hyde 111 Intellectual Ventures
#38 David R. McMurtry 110 Renishaw Plc
#39 Mina Rezk 109 Aeva
#40 Ray Merewether 109 Seescan
#41 Janusz Rajski 108 Mentor Graphics
#42 Li Zhang 108 Beijing Friendship Hospital, Capital Medical University
#43 Glen A. Sanders 107 Honeywell
#44 Radislav Alexandrovich Potyrailo 107 GE
#45 Nigel J. Clarke 106 Quest Diagnostics Investments
#46 Peter De Groot 105 Zygo
#47 Wolfgang Holzapfel 105 Dr. Johannes Heidenhain Gmbh
#48 Alan D. Kersey 104 Cidra
#49 Kazuhiro Okada 104 Wacoh
#50 Shou-Shan Fan 104 Foxconn
#51 Benjamin J. Feldman 103 Abbott
#52 Thorsten Feiweier 103 Siemens Aktiengesellschaft
#53 Gary L. Swoboda 102 Texas Instruments
#54 Shunji Maeda 102 Hitachi
#55 Alexandros MANOLAKOS 101 Qualcomm
#56 Michael S. Bittar 101 Halliburton Energy Services
#57 Peiyan Cao 101 Shenzhen Xpectvision Technology Co.
#58 Keiji Hanzawa 100 Hitachi Automotive Systems
#59 Stephen C. Wardlaw 100 Abbott
#60 David L. Perkins 99 Halliburton Energy Services
#61 Edward James Morton 99 Rapiscan Systems
#62 Christos Tsironis 98 Unknown
#63 Lauri Aarne Johannes Wirola 98 Here Global B.V.
#64 Zhiyong Li 98 HP
#65 Junwei Bao 96 Tokyo Electron Limited
#66 Keith G. Fife 96 Butterfly Network
#67 Christopher Michael Jones 95 Halliburton Energy Services
#68 Mark A. Griswold 95 Case Western Reserve University
#69 Yurun Liu 95 Shenzhen Xpectvision Technology Co.
#70 Masahiro Matsumoto 94 Hitachi
#71 Masahiro Watanabe 94 Hitachi
#72 Songhua Chen 94 Halliburton Energy Services
#73 Alan G. Wood 92 Micron
#74 William P. Taylor 92 Allegro Microsystems
#75 Arcady Reiderman 91 Baker Hughes Holdings
#76 Peter Kiesel 91 Palo Alto Research Center Incorporated
#77 Blaine D. Johs 90 J.A. Woollam Co.
#78 Edwin F. Ullman 90 Syntex (U.S.A.)
#79 Elizabeth A. Holmes 90 Theranos
#80 Igal Bilik 90 General Motors
#81 Lee K. Strandjord 90 Honeywell
#82 Christian Stoller 89 Schlumberger Technology
#83 Henry A. Hill 89 Zygo
#84 Mario Motz 88 Infineon Technologies Ag
#85 Andreas Bergmann 87 B.R.A.H.M.S Gmbh
#86 Luis Emilio San Martin 87 Halliburton Energy Services
#87 Murray F. Feller 87 Onicon Incorporated
#88 Patrick J. Treado 87 Chemimage
#89 Daniel L. Woodell 85 Rockwell Collins
#90 Albert W. Chau 84 Merlin Technology
#91 Raymond V. Damadian 83 Fonar
#92 Yinong Liu 83 Nuctech Company Limited
#93 Huan-Ping Wu 82 Ascensia Diabetes Care Holdings Ag
#94 Takaaki Kishigami 82 Panasonic
#95 Wolfgang Drahm 82 Endress+Hauser Flowtec Ag
#96 Ennio Bitto 81 Endress+Hauser Flowtec Ag
#97 Joel D. Brewer 81 —
#98 Neil J. Goldfine 81 Jentek Sensors
#99 Peter Speier 81 Siemens Healthcare Limited
#100 Sharat Singh 81 Google

Top Companies

Rank ↑ Company ↕ Patents ↕
1 GE 6,028
2 IBM 4,566
3 Honeywell 4,292
#4 Robert Bosch Gmbh 3,733
#5 Samsung 3,649
#6 Siemens Aktiengesellschaft 3,646
#7 US Air Force 3,257
#8 Hitachi 3,052
#9 Schlumberger Technology 2,972
#10 Denso 2,870
#11 Texas Instruments 2,862
#12 Mitsubishi Electric 2,858
#13 The Boeing 2,822
#14 Canon 2,662
#15 Kabushiki Kaisha Toshiba 2,602
#16 Unknown 2,550
#17 RTX (Raytheon) 2,077
#18 Toyota 1,983
#19 University of California 1,980
#20 Halliburton Energy Services 1,912
#21 Intel 1,840
#22 Fujitsu Limited 1,797
#23 General Motors 1,780
#24 Infineon Technologies Ag 1,738
#25 Panasonic 1,734
#26 Sony 1,657
#27 HP 1,596
#28 Qualcomm 1,521
#29 Shimadzu 1,500
#30 Google 1,439
#31 CEA 1,428
#32 Hitachi High-Technologies 1,428
#33 Ford 1,407
#34 Sumitomo Electric Industries 1,397
#35 Apple 1,382
#36 Seiko Epson 1,351
#37 Agilent Technologies 1,348
#38 Nec 1,314
#39 Honda Motor Co. 1,299
#40 ExxonMobil 1,272
#41 Advantest 1,261
#42 Kla-Tencor 1,224
#43 Danaher 1,178
#44 Baker Hughes Holdings 1,153
#45 Micron 1,140
#46 Mitutoyo 1,136
#47 Koniniklijke Philips N.V. 1,133
#48 Lockheed Martin 1,120
#49 US Army 1,103
#50 Saudi Arabian Oil 1,075
#51 Abbott 1,034
#52 AMD 969
#53 Stmicroelectronics Sa 959
#54 TSMC 924
#55 MIT 886
#56 Motorola 866
#57 Philips 858
#58 NASA 849
#59 Trimble Navigation Limited 845
#60 Westinghouse Electric 822
#61 Stanford University 817
#62 U.S. Philips 817
#63 Hamamatsu Photonics K.K. 816
#64 Siemens Healthcare Limited 815
#65 AT&T 806
#66 Chevron 800
#67 Murata Manufacturing Co. 787
#68 Tokyo Electron Limited 786
#69 Tektronix 762
#70 BOE 743
#71 Foxconn 741
#72 Sysmex 731
#73 Becton, Dickinson And 711
#74 Fujifilm 700
#75 Topcon 689
#76 Roche Diagnostics Operations 688
#77 LG 687
#78 KAIST 674
#79 Tdk 664
#80 Eastman Kodak 655
#81 Rosemount 655
#82 Thales 651
#83 Hyundai Motor 649
#84 ITRI 646
#85 Westerngeco L.L.C. 645
#86 Microsoft 643
#87 US Dept of Energy 641
#88 Caltech 640
#89 Applied Materials 636
#90 CNRS 636
#91 Here Global B.V. 635
#92 Ngk Insulators 629
#93 Ngk Spark Plug Co. 628
#94 Thermo Fisher 609
#95 E.I. Du Pont De Nemours And 608
#96 Nissan Motor Co. 606
#97 3M 600
#98 Rockwell Collins 591
#99 Dr. Johannes Heidenhain Gmbh 579
#100 Endress+Hauser Flowtec Ag 572