Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Detergents and oils Patent Leaders in 2018 2018

Primary CPC class C11 · Section C

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 715 patents in 1999.peak 7151996: 460 patents19961997: 393 patents1998: 620 patents1999: 715 patents19992000: 622 patents2001: 671 patents2002: 679 patents20022003: 615 patents2004: 473 patents2005: 342 patents20052006: 392 patents2007: 274 patents2008: 280 patents20082009: 337 patents2010: 353 patents2011: 390 patents20112012: 487 patents2013: 470 patents2014: 587 patents20142015: 424 patents2016: 395 patents2017: 400 patents20172018: 371 patents2019: 425 patents2020: 454 patents20202021: 414 patents2022: 389 patents2023: 332 patents20232024: 322 patents2025: 368 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Terrence P. Everson 9 Ecolab Usa
2 Rajan Keshav Panandiker 8 The Procter & Gamble
3 Carter M. Silvernail 7 Ecolab Usa
#4 Johan Smets 7 Encapsys
#5 Alan Thomas Brooker 6 The Procter & Gamble
#6 Jeffrey John Scheibel 6 The Procter & Gamble
#7 Steven E. Lentsch 6 —
#8 Andre Chieffi 5 The Procter & Gamble
#9 Charles Allen Hodge 5 Ecolab Usa
#10 Denis Alfred Gonzales 5 The Procter & Gamble
#11 Erin Jane Dahlquist Howlett 5 Ecolab Usa
#12 James Robertson Petrie 5 Commonwealth Scientific And Industrial Research Organisation
#13 Paul Anthony Gould 5 The Procter & Gamble
#14 Robert Charles de Feyter 5 Commonwealth Scientific And Industrial Research Organisation
#15 Scott Leroy Cron 5 The Procter & Gamble
#16 Surinder Pal Singh 5 Commonwealth Scientific And Industrial Research Organisation
#17 Victor Fuk-Pong Man 5 Ecolab Usa
#18 William L. Smith 5 The Clorox
#19 Aicha Dkidak 4 The Procter & Gamble
#20 Alison Louise Tasker 4 Noxell
#21 Amanda Ruth Blattner 4 Ecolab Usa
#22 Anthony McMeekin 4 The Procter & Gamble
#23 An Pintens 4 The Procter & Gamble
#24 Dennis Allen Beckholt 4 The Procter & Gamble
#25 Elaine Alice Marie Baxter 4 The Procter & Gamble
#26 Jared Heymann 4 The Clorox
#27 James Paul Hitchcock 4 Noxell
#28 Jean-Luc Philippe Bettiol 4 The Procter & Gamble
#29 Jill Robyn Dorgan 4 The Procter & Gamble
#30 Lynette Anne Makins Holland 4 The Procter & Gamble
#31 Ming Tang 4 The Procter & Gamble
#32 Olivier Cayre 4 Noxell
#33 Regine Labeque 4 The Procter & Gamble
#34 Robby Renilde Francois Keuleers 4 The Procter & Gamble
#35 Simon Richard Biggs 4 Noxell
#36 Aaron Flores-Figueroa 3 The Procter & Gamble
#37 Adam Keith Druckrey 3 The Procter & Gamble
#38 Carly Pickering 3 The Procter & Gamble
#39 Clinton Hunt, Jr. 3 Ecolab Usa
#40 David W. Gohl 3 Ecolab Usa
#41 Daniele Lynn Hibbard 3 The Procter & Gamble
#42 Eduardo Torres 3 Milliken &
#43 Gregory R. Fulmer 3 Whirlpool
#44 Gregory Scot Miracle 3 The Procter & Gamble
#45 Heike Weber 3 Basf Se
#46 Hugo Robert Germain Denutte 3 The Procter & Gamble
#47 Janet Coope-Epstein 3 Henkel Ag & Co. Kgaa
#48 Janel Marie Kieffer 3 Ecolab Usa
#49 Jiten Odhavji Dihora 3 The Procter & Gamble
#50 Kaustav Ghosh 3 Whirlpool
#51 Karl Shiqing Wei 3 The Procter & Gamble
#52 Liangjing Fang 3 The Procter & Gamble
#53 Mark Robert Sivik 3 The Procter & Gamble
#54 Nathalie Sophie Letzelter 3 The Procter & Gamble
#55 Nathan D. Peitersen 3 Ecolab Usa
#56 Paul Mercando 3 Rohm And Haas
#57 Patrick Christopher Stenger 3 The Procter & Gamble
#58 Peng Qin 3 Aac Technologies Pte.
#59 Peter Vancampenhout 3 The Procter & Gamble
#60 Philip James Ganz 3 The Procter & Gamble
#61 Praveen Kumar Depa 3 The Procter & Gamble
#62 Ryan Cameron 3 Henkel Ip & Holding Gmbh
#63 Scott Backer 3 Rohm And Haas
#64 Stefan Schittko 3 The Procter & Gamble
#65 Susanne Birkel 3 Wella Gmbh
#66 Tobias Foster 3 Ecolab Usa
#67 Wesley Yvonne Pieter BOERS 3 The Procter & Gamble
#68 William Alexander CAUFIELD 3 The Procter & Gamble
#69 Xu Huang 3 The Procter & Gamble
#70 Adam PORTER 2 The Procter & Gamble
#71 Alice Michele Boutoille 2 The Procter & Gamble
#72 Anju Deepali Massey Brooker 2 —
#73 Andreas Schottstedt 2 Clariant Finance (Bvi) Limited
#74 Bernardo M. AGUILERA-MERCADO 2 The Procter & Gamble
#75 Bernard William Kluesener 2 The Procter & Gamble
#76 Bruno Jean-Pierre Matthys 2 The Procter & Gamble
#77 Carsten Andersen 2 Novozymes A/S
#78 Carola Barrera 2 The Procter & Gamble
#79 Christian Vial 2 Firmenich Sa
#80 David D. McSherry 2 Ecolab Usa
#81 David R. Scheuing 2 The Clorox
#82 Dirk Kullwitz 2 Ecolab Usa
#83 Dominick J. Valenti 2 Milliken &
#84 Edgar Jaeschke 2 Buck-Chemie Gmbh
#85 Erin Jane Dahlquist 2 Ecolab Usa
#86 Erik C. Olson 2 Ecolab Usa
#87 Eric San Jose Robles 2 The Procter & Gamble
#88 Evan Rumberger 2 The Clorox
#89 Fernando Ray Tollens 2 The Procter & Gamble
#90 Frederick W. Holzhauer 2 Birko
#91 Frank Meier 2 Henkel Ag & Co. Kgaa
#92 Gary Thomas Hart 2 Appvion
#93 Gerd Reinhardt 2 Hoechst Gmbh
#94 Hans-Jurgen Kohle 2 Evonik Degussa Gmbh
#95 Hai Zhou ZHANG 2 Rhodia Operations
#96 Heather Anne Doria 2 The Procter & Gamble
#97 Hossam Hassan Tantawy 2 The Procter & Gamble
#98 Isabelle GUIMET 2 The Procter & Gamble
#99 James S. Dailey 2 Basf Se
#100 Jason Schneemann 2 Whirlpool

Top Companies

Rank ↑ Company ↕ Patents ↕
1 The Procter & Gamble 66
2 Ecolab Usa 34
3 Basf Se 12
#4 Henkel Ag & Co. Kgaa 11
#5 Firmenich Sa 10
#6 Novozymes A/S 9
#7 Conopco 7
#8 The Clorox 7
#9 Reckitt Benckiser Finish B.V. 6
#10 Colgate-Palmolive 5
#11 Commonwealth Scientific And Industrial Research Organisation 5
#12 Evonik Degussa Gmbh 5
#13 Grains Research And Development 5
#14 Nuseed Pty 5
#15 Rohm And Haas 5
#16 Dow Global Technologies 4
#17 Givaudan Sa 4
#18 Noxell 4
#19 S. C. Johnson & Son 4
#20 Henkel Ip & Holding Gmbh 3
#21 Reckitt Benckiser (Brands) Limited 3
#22 Whirlpool 3
#23 3M 2
#24 Bedoukian Research 2
#25 Cargill, Incorporated 2
#26 Croda International Plc 2
#27 Crossford International 2
#28 Elevance Renewable Sciences 2
#29 Hydrite Chemical 2
#30 Inventure Renewables 2
#31 Jelmar 2
#32 Jiangnan University 2
#33 Lion Group 2
#34 Method Products, Pbc 2
#35 Rhodia Operations 2
#36 Symrise Ag 2
#37 Takasago International 2
#38 Union Carbide Chemicals & Plastics Technology 2
#39 Agri-King 1
#40 Ashland Licensing And Intellectual Property 1
#41 Benq Materials 1
#42 Univeristy Of Alabama 1
#43 Budich International Gmbh 1
#44 Cabot Microelectronics 1
#45 Central Glass Company, Limited 1
#46 Chanel 1
#47 Clariant 1
#48 Coöperatie Koninklijke Cosun U.A. 1
#49 Corbion Biotech 1
#50 Cp Kelco U.S. 1
#51 Daicel Polymer 1
#52 Danisco Us 1
#53 Diversey 1
#54 Dow Silicones 1
#55 Eltron Research & Development 1
#56 Encapsys 1
#57 Envirox, L.L.C. 1
#58 Ethox Chemicals 1
#59 Flint Hills Resources, Lp 1
#60 Fluid Quip 1
#61 Fujimi Incorporated 1
#62 General Mills 1
#63 Hirosaki University 1
#64 H R D 1
#65 Huntsman International 1
#66 Hydrapak 1
#67 Illinois Tool Works 1
#68 Infinitus (China) Company 1
#69 International Flavors & Fragrances 1
#70 Jsr 1
#71 Kaneka 1
#72 Kao 1
#73 King Saud University 1
#74 Kohjin Life Sciences Co. 1
#75 Kraton Chemical 1
#76 Laboratoires Expanscience 1
#77 Ltcam Co. 1
#78 Lubrizol Advanced Materials 1
#79 Mainstream Engineering 1
#80 Melaleuca 1
#81 Merit Medical Systems 1
#82 Metal Industries Research & Development Centre 1
#83 Milliken & 1
#84 Mitsubishi Chemical 1
#85 Monosol 1
#86 National Institute Of Advanced Industrial Science And Technology 1
#87 National Tsing Hua University 1
#88 Novita Nutrition 1
#89 Novus International 1
#90 P2 Science 1
#91 Petroliam Nasional Berhad 1
#92 Phibro Animal Health 1
#93 Poet Research 1
#94 Polymer Ventures 1
#95 Renewable Energy Group 1
#96 Ricoh Company 1
#97 Robertet 1
#98 Rrip 1
#99 Se Tylose Gmbh & Co. Kg 1
#100 Sk Chemicals Co. 1