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

Measurement and testing Patent Leaders in 2021 2021

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 26 Texas Instruments
2 Peiyan Cao 24 Shenzhen Xpectvision Technology Co.
3 Mark S. Olsson 23 Seescan
#4 Yurun Liu 23 Shenzhen Xpectvision Technology Co.
#5 Burkay Donderici 21 Halliburton Energy Services
#6 Chi-Feng Huang 20 Microjet Technology Co.
#7 Hao-Jan Mou 20 Microjet Technology Co.
#8 Igal Bilik 19 General Motors
#9 Mario Zeller 19 Siemens Healthcare Limited
#10 Dominik Paul 18 Siemens Healthcare Limited
#11 Yung-Lung Han 18 Microjet Technology Co.
#12 Elizabeth A. Holmes 17 Theranos
#13 Mina Rezk 16 Aeva
#14 Morteza Safai 16 The Boeing
#15 Christos Tsironis 15 Unknown
#16 Ole-Petter Skaaksrud 15 Fedex Corporate Services
#17 Zhiqiang Chen 14 Nuctech Company Limited
#18 Angus Pacala 13 Ouster
#19 Glenn Andrew Wilson 13 Halliburton Energy Services
#20 Markus Vester 13 Siemens Aktiengesellschaft
#21 Pierre-Yves Droz 13 Google
#22 Udo Ausserlechner 13 Infineon Technologies Ag
#23 Yuanjing Li 13 Nuctech Company Limited
#24 Dirk Hammerschmidt 12 Infineon Technologies Ag
#25 Mark Frichtl 12 Ouster
#26 Oded Bialer 12 General Motors
#27 Shou-Shan Fan 12 Foxconn
#28 Yi Luo 12 Saudi Arabian Oil
#29 Zuo Xu 12 Citic Dicastal Co.
#30 Alexander Latham 11 Allegro Microsystems
#31 Anita Rogacs 11 HP
#32 Chunchao Qi 11 China Communication Technology Co.
#33 Edmund O. Schweitzer, III 11 Schweitzer Engineering Laboratories
#34 Hiraku Hirabayashi 11 Tdk
#35 Oren Longman 11 General Motors
#36 Ray Merewether 11 Seescan
#37 Songhua Chen 11 Halliburton Energy Services
#38 Steven Tin 11 Honeywell
#39 Takashi Suzuki 11 Blackberry Limited
#40 Ahmed Elsayed Fouda 10 Halliburton Energy Services
#41 Blake Konrardy 10 State Farm
#42 Ching-Sung Lin 10 Microjet Technology Co.
#43 Fabian Utermoehlen 10 Robert Bosch Gmbh
#44 Gregory Hayward 10 State Farm
#45 Henri TEBOULLE 10 Sagemcom Energy & Telecom Sas
#46 Hyung Tae Kwak 10 Saudi Arabian Oil
#47 Ian Gibbons 10 Theranos
#48 Jonathan M. Rothberg 10 Thermo Fisher
#49 Katsumi Shibayama 10 Hamamatsu Photonics K.K.
#50 Kazuya Watanabe 10 Aisin Seiki Kabushiki Kaisha
#51 Lauri Aarne Johannes Wirola 10 Here Global B.V.
#52 Satoru Tanaka 10 Seiko Epson
#53 Scott T. Christensen 10 State Farm
#54 Scott Farris 10 State Farm
#55 Shahar Villeval 10 General Motors
#56 Tianshu Bi 10 North China Electrical Power University
#57 Corbett Rowell 9 Rohde & Schwarz
#58 Daniel Rolf 9 Here Global B.V.
#59 Daniel R. Wiederin 9 Elemental Scientific
#60 Guang Wang 9 Foxconn
#61 Hsu-Hsiang Wu 9 Halliburton Energy Services
#62 Keyvan Sayyah 9 Hrl Laboratories
#63 Michiharu Yamamoto 9 Aichi Steel
#64 Oliver Zweigle 9 Faro Technologies
#65 Roland Welle 9 Vega Grieshaber Kg
#66 Stephanie M. Bench 9 Seescan
#67 Wei Zhang 9 Contemporary Amperex Technology Co., Limited
#68 Yasuhiro Shimizu 9 Murata Manufacturing Co.
#69 Yang Wei 9 Foxconn
#70 Youmin Wang 9 Beijing Voyager Technology Co.
#71 Ahmad Mubarak Al-Harbi 8 Saudi Arabian Oil
#72 Alexander Melzer 8 Infineon Technologies Ag
#73 Etienne Marc 8 Fairfield Industries Incorporated
#74 Flavio Carinci 8 Siemens Healthcare Limited
#75 Fumio Ohtomo 8 Topcon
#76 Fu-Te Yuan 8 Isentek
#77 Gary E. Georgeson 8 The Boeing
#78 Hao Liu 8 BOE
#79 Hamed Sadeghian Marnani 8 Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno
#80 Hooman Mohseni 8 Hi
#81 Hui Jin 8 Huawei
#82 Ingmar Bruder 8 Trinamix Gmbh
#83 Javier Bilbao De Mendizabal 8 Melexis Technologies Sa
#84 Jason M. Eichenholz 8 Luminar Technologies
#85 Jerome Beaurepaire 8 Here Global B.V.
#86 Juha-Pekka J. Laine 8 Draper Laboratory
#87 Kaoru Kumagai 8 Topcon
#88 Lingkai Kong 8 Beijing Voyager Technology Co.
#89 Luis Emilio San Martin 8 Halliburton Energy Services
#90 Mark S. Chee 8 Prognosys Biosciences
#91 Matthew Wade Puckett 8 Honeywell
#92 Mitsuyasu Matsuura 8 Denso
#93 Naoki Honma 8 Panasonic
#94 Pavel Ivanov 8 Here Global B.V.
#95 Raymond Sarkissian 8 General Motors
#96 Rijun Gui 8 Qingdao University
#97 Roger L. Fyffe 8 Fairfield Industries Incorporated
#98 Robert Send 8 Trinamix Gmbh
#99 Shukai Zhao 8 China Communication Technology Co.
#100 Teng MA 8 Beijing Didi Infinity Technology And Development Co.

Top Companies

Rank ↑ Company ↕ Patents ↕
1 IBM 252
2 Samsung 233
3 Robert Bosch Gmbh 145
#4 Toyota 139
#5 Halliburton Energy Services 136
#6 Honeywell 133
#7 Denso 132
#8 Saudi Arabian Oil 124
#9 Canon 122
#10 Texas Instruments 120
#11 The Boeing 119
#12 Siemens Healthcare Limited 117
#13 Infineon Technologies Ag 111
#14 Apple 106
#15 Shimadzu 103
#16 Koniniklijke Philips N.V. 102
#17 General Motors 96
#18 Mitsubishi Electric 95
#19 Sony 95
#20 Google 94
#21 Here Global B.V. 93
#22 GE 85
#23 Hitachi 83
#24 Intel 83
#25 Schlumberger Technology 82
#26 Seiko Epson 79
#27 LG 78
#28 CEA 77
#29 Rohde & Schwarz 76
#30 Panasonic 75
#31 Hitachi High-Technologies 72
#32 Ford 69
#33 Kabushiki Kaisha Toshiba 65
#34 Stmicroelectronics Sa 63
#35 University of California 63
#36 Hamamatsu Photonics K.K. 61
#37 RTX (Raytheon) 61
#38 Unknown 58
#39 TSMC 57
#40 BOE 55
#41 Allegro Microsystems 54
#42 Mitutoyo 53
#43 Tdk 50
#44 Qualcomm 50
#45 MIT 45
#46 Hyundai Motor 44
#47 Kia Motors 44
#48 Microsoft 44
#49 KAIST 43
#50 Honda Motor Co. 42
#51 Kla-Tencor 42
#52 Murata Manufacturing Co. 42
#53 Siemens Aktiengesellschaft 42
#54 Applied Materials 40
#55 CNRS 40
#56 Roche Diagnostics Operations 40
#57 Tsinghua University 40
#58 US Air Force 40
#59 Endress+Hauser Flowtec Ag 37
#60 Konica Minolta 37
#61 Huawei 36
#62 Abbott 35
#63 Hitachi Automotive Systems 35
#64 ITRI 35
#65 Sysmex 35
#66 Chevron 35
#67 Fraunhofer 34
#68 Meta 34
#69 Amazon 33
#70 Nec 33
#71 Rosemount Aerospace 33
#72 3M 32
#73 Continental Automotive Gmbh 32
#74 Nxp Usa 32
#75 Thermo Fisher 32
#76 Fujifilm 31
#77 Pgs Geophysical As 31
#78 Becton, Dickinson And 30
#79 Nxp B.V. 30
#80 Tokyo Electron Limited 30
#81 Micro Motion 29
#82 Rockwell Collins 29
#83 Rosemount 29
#84 Uber Technologies 29
#85 Waters Technologies 29
#86 Dalian University Of Technology 28
#87 Melexis Technologies Sa 28
#88 Siemens Healthcare Diagnostics 28
#89 Analog Devices International Unlimited 27
#90 Baidu Online Network Technology (Beijing) Co. 27
#91 Baker Hughes Holdings 27
#92 Schweitzer Engineering Laboratories 27
#93 Topcon 27
#94 ExxonMobil 27
#95 Thales 26
#96 University Of Texas System 26
#97 Danaher 26
#98 Aptiv Technologies Ag 25
#99 Bae Systems Information And Electronic Systems Integration 25
#100 Beijing Didi Infinity Technology And Development Co. 25