Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Textile treatment Patent Leaders in 2021 2021

Primary CPC class D06 · Section D

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 700 patents in 2020.peak 7001996: 409 patents19961997: 386 patents1998: 477 patents1999: 529 patents19992000: 421 patents2001: 373 patents2002: 401 patents20022003: 397 patents2004: 383 patents2005: 283 patents20052006: 323 patents2007: 282 patents2008: 318 patents20082009: 293 patents2010: 377 patents2011: 420 patents20112012: 455 patents2013: 466 patents2014: 451 patents20142015: 463 patents2016: 487 patents2017: 596 patents20172018: 562 patents2019: 627 patents2020: 700 patents20202021: 631 patents2022: 684 patents2023: 649 patents20232024: 690 patents2025: 634 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Sheng Xu 19 Qingdao Haier Washing Machine Co.
2 Jihong Lee 14 LG
3 Sangwook Hong 13 LG
#4 Zhiqiang Zhao 11 Qingdao Haier Washing Machine Co.
#5 Keunjoo Kim 10 LG
#6 Benjamin Bell 8 Levi Strauss &
#7 Christopher Schultz 8 Levi Strauss &
#8 Debdulal Mahanty 8 Levi Strauss &
#9 Jaeyong Jeong 8 Samsung
#10 Jaehyun Kim 8 LG
#11 Jennifer Schultz 8 Levi Strauss &
#12 Oshin Kwon 8 LG
#13 Peishi Lv 8 Qingdao Haier Washing Machine Co.
#14 Alexander B. Leibman 7 Haier Us Appliance Solutions
#15 Hwanjin Jung 7 LG
#16 Myunghun Im 7 LG
#17 Oscar Madalena 7 Electrolux Appliances Aktiebolag
#18 Woore KIM 7 LG
#19 Beomjun Kim 6 LG
#20 Dongsoo Lee 6 LG
#21 Engelbert Heinz 6 Herbert Kannegiesser Gmbh
#22 Junghoon Lee 6 LG
#23 Kyungchul Woo 6 LG
#24 Marcelo Piekarski 6 Electrolux Do Brasil S.A.
#25 Peter Hans Bensel 6 Haier Us Appliance Solutions
#26 Allison White 5 Electrolux Appliances Aktiebolag
#27 Donald E. Erickson 5 Whirlpool
#28 Eduardo De Menezes Lino Modesto 5 Electrolux Do Brasil S.A.
#29 Eduardo Orthmann 5 Electrolux Do Brasil S.A.
#30 Fabiano Costi 5 Electrolux Do Brasil S.A.
#31 James Barton Sights 5 —
#32 Karl David McAllister 5 Whirlpool
#33 Luiz Carlos Pazinato 5 Electrolux Do Brasil S.A.
#34 Wilhelm Bringewatt 5 Herbert Kannegiesser Gmbh
#35 Yanfen LV 5 Qingdao Haier Drum Washing Machine Co.
#36 Yihong Li 5 Electrolux Appliances Aktiebolag
#37 Youngjun Kim 5 LG
#38 Youngjong Kim 5 LG
#39 Youngjoo Lee 5 LG
#40 Alexander Halbleib 4 Whirlpool
#41 Benjamin E. Alexander 4 Whirlpool
#42 Bio Park 4 LG
#43 Christopher G. Hoppe 4 Midea Group Co.
#44 Christopher A. Jones 4 Whirlpool
#45 David Scott Dunn 4 Haier Us Appliance Solutions
#46 Dong Young Kim 4 LG
#47 Dongcheol Kim 4 LG
#48 Elisa Stabon 4 Electrolux Appliances Aktiebolag
#49 ERIC A. GALLAGHER 4 Whirlpool
#50 Eung Ryeol Seo 4 Samsung
#51 Hidekazu Funakoshi 4 Samsung
#52 Hongjun Cho 4 LG
#53 Hyeokdeok Kim 4 LG
#54 Iftkhar Ahamad 4 Whirlpool
#55 Insik Yu 4 LG
#56 Jaehyuk Jang 4 Samsung
#57 Jeongryeol Choi 4 LG
#58 Jeong Hoon Kang 4 Samsung
#59 Jivko Ognianov Djerekarov 4 Haier Us Appliance Solutions
#60 Joel M. Sells 4 Whirlpool
#61 Jung Hee Lee 4 Samsung
#62 Jun Wu 4 Qingdao Haier Drum Washing Machine Co.
#63 Kuyoung Son 4 LG
#64 Kwangchul Heo 4 LG
#65 Kwan Woo Hong 4 Samsung
#66 Min Sung Kim 4 Samsung
#67 Myung Hee RYU 4 Samsung
#68 Paul Owen Davis 4 Haier Us Appliance Solutions
#69 Raghavendran Prabhakaran 4 Whirlpool
#70 Roy E. Masters 4 Whirlpool
#71 Sang Up Lee 4 Samsung
#72 Sang Yeon Pyo 4 Samsung
#73 Seongwoo An 4 LG
#74 Vicente Marconcin Vanhazebrouck 4 —
#75 Wenwei Li 4 Qingdao Haier Drum Washing Machine Co.
#76 Yanghwan No 4 LG
#77 Yong Jiang 4 Koniniklijke Philips N.V.
#78 Yong Kwon Kim 4 Samsung
#79 Zhenxing HUANG 4 Qingdao Haier Drum Washing Machine Co.
#80 Adriano Bonatto Cardozo 3 Electrolux Do Brasil S.A.
#81 Adam Wishney 3 Samsung
#82 Andrew C. Kubasiak 3 Whirlpool
#83 Brian Michael Schork 3 Haier Us Appliance Solutions
#84 Byunghwan Ahn 3 LG
#85 ChangOh Kim 3 —
#86 Da Eun Kim 3 Samsung
#87 Dennis Kehl 3 Whirlpool
#88 Dong Won Kim 3 Samsung
#89 Doo Young Rou 3 Samsung
#90 Elena Pesavento 3 Electrolux Appliances Aktiebolag
#91 Erica L. Roberts 3 Whirlpool
#92 Fernando Raiss Martins 3 Whirlpool
#93 Florent Peysselon 3 Seb S.A.
#94 Geon Ung Lee 3 Samsung
#95 Gregory Allen Dedow 3 Haier Us Appliance Solutions
#96 GUY STORMO 3 Whirlpool
#97 Hiroshi Katsumoto 3 Samsung
#98 Hong Yeol Lee 3 KAIST
#99 Hunjun Jang 3 LG
#100 Huacheng Song 3 Qingdao Haier Drum Washing Machine Co.

Top Companies

Rank ↑ Company ↕ Patents ↕
1 LG 144
2 Whirlpool 65
3 Samsung 59
#4 Haier Us Appliance Solutions 48
#5 Electrolux Appliances Aktiebolag 18
#6 Qingdao Haier Washing Machine Co. 14
#7 Qingdao Haier Drum Washing Machine Co. 10
#8 Levi Strauss & 9
#9 Qingdao Haier Smart Technology R&D Co. 7
#10 Electrolux Do Brasil S.A. 6
#11 Haier Smart Home Co. 6
#12 Herbert Kannegiesser Gmbh 6
#13 Koniniklijke Philips N.V. 5
#14 Seb S.A. 5
#15 Panasonic 5
#16 Chongqing Haier Drum Washing Machine Co. 4
#17 Milliken & 4
#18 Fisher & Paykel Appliances Limited 3
#19 HP 3
#20 Midea Group Co. 3
#21 Nidec Sankyo 3
#22 Purex Co. 3
#23 Sanko Tekstil Isletmeleri San. Ve Tic. A.S. 3
#24 Toshiba Lifestyle Products & Services 3
#25 Unknown 3
#26 3M 2
#27 Aqua Co. 2
#28 Bando Chemical Industries 2
#29 Chongqing Haier Washing Machine Co. 2
#30 Conopco 2
#31 E.G.O. Elektro-Geraetebau Gmbh 2
#32 Electrolux Home Products 2
#33 Engineered Floors 2
#34 Henkel Ag & Co. Kgaa 2
#35 Illinois Tool Works 2
#36 Kuraray Co. 2
#37 Miele & Cie. Kg 2
#38 Seiren Co. 2
#39 The Procter & Gamble 2
#40 Toray Industries 2
#41 Wuxi Little Swan Electric Co. 2
#42 Adr Products 1
#43 Advanced Engeering Solutions 1
#44 Anderson Group 1
#45 Ansell Limited 1
#46 Apjet 1
#47 Applied Silver 1
#48 A. Raymond Et Cie 1
#49 Archroma Ip Gmbh 1
#50 As 1
#51 Avintiv Specialty Materials 1
#52 Xiaomi 1
#53 Bestee Material (Tsingtao) Co. 1
#54 Bitron S.P.A. 1
#55 Brayniacs 1
#56 Brother Kogyo 1
#57 Caastle 1
#58 Certainteed 1
#59 Cht Germany Gmbh 1
#60 Chukoh Chemical Industries 1
#61 City University Of Hong Kong 1
#62 Columbia Insurance 1
#63 Cool Dry 1
#64 Cricut 1
#65 Daio Paper 1
#66 Defond Componets Limited 1
#67 Defond Electech Co. 1
#68 Dic 1
#69 Diehl Ako Stiftung & Co. Kg 1
#70 Dreamwell 1
#71 Dupont Safety & Construction 1
#72 Eastman Kodak 1
#73 Elbi International S.P.A 1
#74 Electrolux Home Products Corporation N. V. 1
#75 Ellis 1
#76 Eltek S.P.A. 1
#77 Emz-Hanauer Gmbh & Co. Kgaa 1
#78 Eptech Co. 1
#79 Fanuc 1
#80 Finetrack Co. 1
#81 Foldimate 1
#82 Gaston Systems 1
#83 Gel Cap Technologies 1
#84 Georgia Tech Research 1
#85 Green Theme Technologies 1
#86 Hp Indigo B.V. 1
#87 Huntsman International 1
#88 Imam Abdulrahman Bin Faisal University 1
#89 ITRI 1
#90 Industry-Academic Cooperation Foundation, Yonsei University 1
#91 Interface 1
#92 International Paper 1
#93 Juki 1
#94 Kornit Digital 1
#95 Lakeland Industries 1
#96 Laurastar Group Sa 1
#97 Leonard Automatics 1
#98 Lg Hausys 1
#99 Lintec Of America 1
#100 Medi Gmbh & Co. Kg 1