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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Technologies › Separation and mixing

Separation and mixing Patent Leaders in 2025 2025

Primary CPC class B01 · 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 4,008 patents in 2020.peak 4,0081996: 1,961 patents19961997: 2,063 patents1998: 2,413 patents1999: 2,566 patents19992000: 2,499 patents2001: 2,600 patents2002: 2,467 patents20022003: 2,480 patents2004: 2,185 patents2005: 2,002 patents20052006: 2,059 patents2007: 1,942 patents2008: 2,013 patents20082009: 2,101 patents2010: 2,885 patents2011: 2,862 patents20112012: 3,039 patents2013: 3,344 patents2014: 3,430 patents20142015: 3,481 patents2016: 3,419 patents2017: 3,494 patents20172018: 3,497 patents2019: 3,883 patents2020: 4,008 patents20202021: 3,910 patents2022: 3,982 patents2023: 3,677 patents20232024: 3,822 patents2025: 3,736 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Babiker Yagoub Elhadi Abdulkhair 17 Imam Mohammad Ibn Saud Islamic University
2 Peter Mølgaard MORTENSEN 10 Haldor Topsøe A/S
3 Abdul Waheed 8 KFUPM
#4 Ehab Abdelhamed Abdelrahman Ahmed 8 —
#5 Mohamed Khairy Abdel Fattah Omran 8 Imam Mohammad Ibn Saud Islamic University
#6 Omer Refa Koseoglu 8 Saudi Arabian Oil
#7 Umair BAIG 8 KFUPM
#8 Alexander Govyadinov 7 HP
#9 Bart Catoor 7 Donaldson Company
#10 Dahiru Umar Lawal 7 KFUPM
#11 Max P. McDaniel 7 Chevron
#12 Mohamed Nady Abd El-Hameed Ibrahim 7 Imam Mohammad Ibn Saud Islamic University
#13 Muhammad Tahir 7 Agrigenics
#14 Tarun Khurana 7 Illumina
#15 Bamdad Bahar 6 Ffi Ionix Ip
#16 Christopher Belisle 6 Bio-Rad Laboratories
#17 Derek O. Jones 6 Donaldson Company
#18 Ehab Abdelhamed Abdelrahman Ahmed 6 Imam Mohammad Ibn Saud Islamic University
#19 Gary W. Sams 6 —
#20 Klaus S. Lackner 6 Arizona Board Of Regents For And On Behalf Of Arizona State University
#21 Le GU 6 BOE
#22 Mathijs Verstraete 6 Donaldson Company
#23 Pavel Kornilovich 6 HP
#24 Rajiv Bharadwaj 6 10X Genomics
#25 Robert Peter Hodgkins 6 Saudi Arabian Oil
#26 Sung Kyu Lee 6 LG
#27 Zhongmin Liu 6 Dalian Institute Of Chemical Physics, Chinese Academy Of Sciences
#28 Zuotai Zhang 6 Decarbon Technology (Shenzhen) Co.
#29 Ali Agah 5 Illumina
#30 Alexander Nicholas Michael Green 5 Johnson Matthey Public Limited
#31 Anand Ramanathan 5 Chevron
#32 Bolin FAN 5 BOE
#33 Brian Alexander Pesch 5 Cellares
#34 Casey J. Leist 5 —
#35 Christopher S. Carson 5 —
#36 Chris Salvino 5 Lunar Helium-3 Mining
#37 Daniel E. Adamek 5 Donaldson Company
#38 Daniel J. Despen 5 —
#39 Daeyeon Lee 5 University of Pennsylvania
#40 Fabian Gerlinghaus 5 Cellares
#41 Feng Yan 5 Bracco International Bv
#42 Ismail C. Bagci 5 Cummins Filtration Ip
#43 Ismo JUVONEN 5 Outotec (Finland) Oy
#44 Janne KAIPAINEN 5 —
#45 James A. Mennell 5 —
#46 Jiali Liao 5 Bio-Rad Laboratories
#47 Kasper Emil Larsen 5 Haldor Topsøe A/S
#48 Kim Aasberg-Petersen 5 Haldor Topsøe A/S
#49 Lewis Michael Popplewell 5 International Flavors & Fragrances
#50 Mirva MUSTAKANGAS 5 —
#51 Noah A. Leinwand 5 —
#52 Robert Klein 5 Haldor Topsøe A/S
#53 Robert Page 5 Arizona Board Of Regents For And On Behalf Of Arizona State University
#54 Sagheer A. Onaizi 5 KFUPM
#55 Saad Shaaban 5 Imam Mohammad Ibn Saud Islamic University
#56 Shaikha Alneyadi 5 United Arab Emirates University
#57 Shiang Sung 5 Basf Se
#58 Stephen Y. Chou 5 Essenlix
#59 Tawfik Abdo Saleh Awadh 5 —
#60 Tarek Ahmed Yousef 5 Imam Mohammad Ibn Saud Islamic University
#61 Tao Zhang 5 Starkey Laboratories
#62 Teemu ELORANTA 5 —
#63 Timothy A. Miller 5 Xilis
#64 Turki Nabieh Baroud 5 KFUPM
#65 Wei Ding 5 Essenlix
#66 Yabin Lei 5 International Flavors & Fragrances
#67 Yeon Uk Choo 5 LG
#68 Yir-Shyuan Wu 5 Illumina
#69 Abdulrahman G. Alhamzani 4 Imam Mohammad Ibn Saud Islamic University
#70 Abdelrahman O. Ezzat 4 King Saud University
#71 Ali Aldalbahi 4 King Saud University
#72 Andi Syaputra Hasibuan 4 Gem Co.
#73 Anissa Bendjeriou Sedjerari 4 King Abdullah University Of Science And Technology
#74 Andrey Shustov 4 Google
#75 Ashish Kumar 4 Illumina
#76 Atia Khalifa 4 KFUPM
#77 Ayman M. Atta 4 King Saud University
#78 Benjamin H. Wunsch 4 IBM
#79 Bradley Scott Thomas 4 Becton, Dickinson And
#80 Chulsung Bae 4 Rensselaer Polytechnic Institute
#81 Chan Hyu Jin 4 LG
#82 Chenggong Li 4 Dalian Institute Of Chemical Physics, Chinese Academy Of Sciences
#83 Chirag D. Parikh 4 Cummins Filtration Ip
#84 Christian Thalmann 4 Mann+Hummel Gmbh
#85 Chueh-Yu Wu 4 University of California
#86 Cheng Zhang 4 Florida International University Board Of Trustees
#87 Clara Delhomme-Neudecker 4 Linde Gmbh
#88 David Elliott Kaplan 4 Illumina
#89 David S. Kuo 4 Seagate Technology
#90 Daniele Malleo 4 Berkeley Lights
#91 Dino Di Carlo 4 University of California
#92 Dong Hyun Ko 4 LG
#93 Dominic Vincent Perroni 4 Schlumberger Technology
#94 Edgar Viktor Huennekes 4 Basf Se
#95 Eric Jenne 4 Basf Se
#96 Eric Schumacher 4 Daimler Ag
#97 Erik D. Torniainen 4 HP
#98 Florence Binet 4 Schlumberger Technology
#99 Fumihiko Yoshioka 4 Ngk Insulators
#100 Hamad A. Al-Lohedan 4 —

Top Companies

Rank ↑ Company ↕ Patents ↕
1 Donaldson Company 45
2 LG 45
3 Saudi Arabian Oil 34
#4 KFUPM 30
#5 Basf Se 22
#6 Illumina 21
#7 BOE 21
#8 Imam Mohammad Ibn Saud Islamic University 20
#9 Johnson Matthey Public Limited 20
#10 Mann+Hummel Gmbh 20
#11 Unknown 19
#12 Basf Mobile Emissions Catalysts 17
#13 Samsung 17
#14 China Petroleum & Chemical 16
#15 Danaher 16
#16 Cummins Filtration Ip 15
#17 HP 15
#18 KAIST 15
#19 Chevron 15
#20 IBM 15
#21 University of California 14
#22 Cataler 13
#23 Ifp Energies Nouvelles 12
#24 GE 12
#25 10X Genomics 11
#26 MIT 11
#27 Ngk Insulators 11
#28 Umicore Ag & Co. Kg 11
#29 United Arab Emirates University 11
#30 ExxonMobil 11
#31 Thermo Fisher 11
#32 Bio-Rad Laboratories 10
#33 Sabic Global Technologies B.V. 10
#34 3M 9
#35 Arizona Board Of Regents For And On Behalf Of Arizona State University 9
#36 Georgia Tech Research 9
#37 Hamilton Sundstrand 9
#38 Korea University Research And Business Foundation 9
#39 Parker-Hannifin 9
#40 Toray Industries 9
#41 Abbott 8
#42 Corning Incorporated 8
#43 Entegris 8
#44 Fujifilm 8
#45 L'Air Liquide, Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude 8
#46 Mitsubishi Electric 8
#47 Nitto Denko 8
#48 Northwestern University 8
#49 Sumitomo Seika Chemicals Co. 8
#50 University of Pennsylvania 8
#51 Honeywell 8
#52 Asahi Kasei Kabushiki Kaisha 7
#53 Dow Global Technologies 7
#54 Gen-Probe Incorporated 7
#55 Haldor Topsøe A/S 7
#56 Research Institute Of Petroleum Processing, Sinopec 7
#57 Sartorius Stedim Biotech Gmbh 7
#58 Siemens Healthcare Diagnostics 7
#59 The Johns Hopkins University 7
#60 Uop 7
#61 CNRS 6
#62 Dalian Institute Of Chemical Physics, Chinese Academy Of Sciences 6
#63 Hanwha Solutions 6
#64 King Saud University 6
#65 Organo 6
#66 Roche Molecular Systems 6
#67 Schlumberger Technology 6
#68 Toray Advanced Materials Korea 6
#69 W.L. Gore & Associates Gmbh 6
#70 Toyota 6
#71 Air Products And Chemicals 5
#72 Atlas Copco Airpower, Naamloze Vennootschap 5
#73 Beijing Boe Sensor Technology Co. 5
#74 Bl Technologies 5
#75 Borealis Ag 5
#76 Carbon 5
#77 Cellares 5
#78 Cornell University 5
#79 Cytiva Bioprocess R&D Ab 5
#80 Daicel 5
#81 Decarbon Technology (Shenzhen) Co. 5
#82 Emd Millipore 5
#83 Eppendorf Ag 5
#84 Essenlix 5
#85 Evonik Operations Gmbh 5
#86 Evoqua Water Technologies 5
#87 International Flavors & Fragrances 5
#88 King Abdullah University Of Science And Technology 5
#89 Lawrence Livermore National Security 5
#90 Mitsui Mining & Smelting Co. 5
#91 Murata Manufacturing Co. 5
#92 Roche Diagnostics Operations 5
#93 Shanghai Research Institute Of Petrochemical Technology, Sinopec 5
#94 TSMC 5
#95 Tecan Trading Ag 5
#96 Texas A&M University System 5
#97 Uchicago Argonne 5
#98 Caterpillar 5
#99 Amazon 4
#100 Agency For Science, Technology And Research 4