{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Technologies", "item": "https://www.patentleaderboard.com/technologies"}, {"@type": "ListItem", "position": 3, "name": "Refrigeration and cooling", "item": "https://www.patentleaderboard.com/technology/refrigeration-and-cooling"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Technologies › Refrigeration and cooling

Refrigeration and cooling Patent Leaders in 2024 2024

Primary CPC class F25 · Section F

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 1,358 patents in 2019.peak 1,3581996: 397 patents19961997: 383 patents1998: 491 patents1999: 509 patents19992000: 493 patents2001: 561 patents2002: 547 patents20022003: 546 patents2004: 433 patents2005: 368 patents20052006: 462 patents2007: 500 patents2008: 327 patents20082009: 344 patents2010: 486 patents2011: 493 patents20112012: 501 patents2013: 663 patents2014: 641 patents20142015: 748 patents2016: 876 patents2017: 1,147 patents20172018: 1,139 patents2019: 1,358 patents2020: 1,275 patents20202021: 1,031 patents2022: 1,155 patents2023: 1,082 patents20232024: 1,219 patents2025: 1,121 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Donghoon Lee 39 LG
2 Wookyong Lee 38 LG
3 Sunggyun Son 36 LG
#4 Seungseob Yeom 35 LG
#5 Chongyoung Park 34 LG
#6 Yongjun Bae 34 LG
#7 Jinil HONG 27 LG
#8 Yonghyun KIM 26 LG
#9 Abhay Naik 17 Whirlpool
#10 Deokhyun Youn 15 LG
#11 Xiaobing Zhu 15 Qingdao Haier Joint Stock Co.
#12 Eiji Kumakura 14 Daikin Industries
#13 Enpin Xia 14 Qingdao Haier Joint Stock Co.
#14 Wonyeong Jung 14 LG
#15 Hao Zhang 13 Qingdao Haier Joint Stock Co.
#16 Hyunji PARK 13 LG
#17 Ikuhiro Iwata 12 Daikin Industries
#18 Atsushi Yoshimi 9 Daikin Industries
#19 Lynne F. Hunter 9 Whirlpool
#20 Sanjesh Kumar Pathak 8 Whirlpool
#21 Takuro Yamada 8 Daikin Industries
#22 Brent Alden Junge 7 Haier Us Appliance Solutions
#23 Hyoungkeun Lim 7 LG
#24 Kang Li 7 —
#25 Peng Li 7 Haier Smart Home Co.
#26 Seunggeun Lee 7 LG
#27 Stephanos Kyriacou 7 Haier Us Appliance Solutions
#28 Alcione Colecha 6 Electrolux Do Brasil S.A.
#29 Bin Fei 6 Haier Smart Home Co.
#30 Guilherme Picanço 6 Electrolux Do Brasil S.A.
#31 Hiromune Matsuoka 6 Daikin Industries
#32 Hoyoun Lee 6 LG
#33 Jangseok Lee 6 LG
#34 Jin Jeong 6 Samsung
#35 Junghun Lee 6 Samsung
#36 Kazuhiro Furusho 6 Daikin Industries
#37 Kwanghyun Choi 6 LG
#38 Michael F. Taras 6 Carrier
#39 Paul B. Allard 6 Whirlpool
#40 Seungjin Choi 6 BOE
#41 Seokjun Yun 6 LG
#42 Shitong Zha 6 Heatcraft Refrigeration Products
#43 Wenchun Wang 6 Haier Smart Home Co.
#44 Alex Brigden 5 Steelhead Lng (Aslng)
#45 Alexander Ming Zhang 5 Lineage Logistics
#46 Angus Remfry 5 Steelhead Lng (Aslng)
#47 Azam Mihir Thatte 5 Energy Recovery
#48 Daewoong Kim 5 LG
#49 Dongqiang Cao 5 Haier Smart Home Co.
#50 Giulia Marinello 5 Whirlpool
#51 Glen Cunial 5 Steelhead Lng (Aslng)
#52 Haijuan WANG 5 Haier Smart Home Co.
#53 Hyeunsik NAM 5 LG
#54 Hyungkyu Park 5 LG
#55 Jeffrey Paul Brown 5 Ford
#56 Mengcheng LI 5 Haier Smart Home Co.
#57 Paul R. Davies 5 —
#58 Rachael Shey 5 Ford
#59 Subramanyaravi Annapragada 5 Carrier
#60 Tom Boguslawski 5 Steelhead Lng (Aslng)
#61 Zhuochen Shi 5 Electrolux Home Products
#62 Ali Alshehri 4 KFUPM
#63 Bongjin Kim 4 LG
#64 Chenli Hu 4 Bsh Hausgeräte Gmbh
#65 Cheoljun Park 4 LG
#66 Chiwoo Song 4 LG
#67 Daekil KANG 4 LG
#68 Douglas Auyer 4 Carrier
#69 Donald Griffiths 4 —
#70 Dustin M. Miller 4 Whirlpool
#71 Eric Scalf 4 Midea Group Co.
#72 Guangyu Shen 4 Carrier
#73 Hyunuk PARK 4 Samsung
#74 Jaehyun BAE 4 LG
#75 Jeffrey E. Newel 4 Hill Phoenix
#76 Jiaming Li 4 Haier Smart Home Co.
#77 Jinyoung Song 4 Samsung
#78 Jing-Li Wang 4 Apex Mfg. Co.
#79 Jongpil Kim 4 LG
#80 Joseph V. Mantese 4 RTX (Raytheon)
#81 Jorge Ernesto Tovar Ramos 4 L'Air Liquide, Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude
#82 Juno Kwon 4 Samsung
#83 Kevin Knatt 4 True Manufacturing Co.
#84 Kevin O'Toole 4 Exergyn
#85 Lee Wa Wong 4 —
#86 Masakazu Kondo 4 Mitsubishi Electric
#87 Masakazu Sato 4 Koito Manufacturing Co.
#88 Michael S. Privett 4 Climate Master
#89 Michael Goodman Schroeder 4 Haier Us Appliance Solutions
#90 Narendra A. Kapure 4 Whirlpool
#91 Neil M. Prosser 4 Praxair Technology
#92 Obaidallah Mohammad Munteshari 4 KFUPM
#93 Omkar Sunil Mithari 4 Whirlpool
#94 Parmesh Verma 4 Carrier
#95 Rahul Subhash Chhajed 4 Whirlpool
#96 Robin Peng 4 Ratio
#97 Ruiming Fang 4 Hefei Hualing Co.
#98 Ryusuke Fujiyoshi 4 Daikin Industries
#99 Ryuhei Kaji 4 Daikin Industries
#100 Sangmin Park 4 LG

Top Companies

Rank ↑ Company ↕ Patents ↕
1 LG 198
2 Whirlpool 64
3 Daikin Industries 51
#4 Carrier 48
#5 Samsung 48
#6 Haier Smart Home Co. 47
#7 Mitsubishi Electric 45
#8 Qingdao Haier Refrigerator Co. 42
#9 L'Air Liquide, Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude 32
#10 Haier Us Appliance Solutions 30
#11 Bsh Hausgeräte Gmbh 22
#12 Midea Group Co. 15
#13 Tyco Fire & Security Gmbh 15
#14 Electrolux Home Products 13
#15 Heatcraft Refrigeration Products 12
#16 Hill Phoenix 12
#17 Trane International 11
#18 Danfoss A/S 8
#19 Hefei Hualing Co. 8
#20 Hefei Midea Refrigerator Co. 8
#21 Praxair Technology 8
#22 Electrolux Do Brasil S.A. 7
#23 Copeland Lp 6
#24 Hanon Systems 6
#25 Lennox Industries 6
#26 Phillips Petroleum 6
#27 True Manufacturing Co. 6
#28 Air Products And Chemicals 5
#29 Energy Recovery 5
#30 Johnson Controls Tyco Ip Holdings Llp 5
#31 KFUPM 5
#32 Lineage Logistics 5
#33 Phc Holdings 5
#34 Steelhead Lng (Aslng) 5
#35 Zhejiang Sanhua Intelligent Controls Co. 5
#36 Ford 5
#37 RTX (Raytheon) 5
#38 Bsh Home Appliances 4
#39 Climate Master 4
#40 Daikin Europe N.V. 4
#41 Denso 4
#42 Exergyn 4
#43 Guangdong Giwee Technology Co. 4
#44 Jgc 4
#45 Linde Gmbh 4
#46 Rheem Manufacturing 4
#47 ExxonMobil 4
#48 Honeywell 4
#49 Anthony 3
#50 Csic Pride (Nanjing) Cryogenic Technology Co. 3
#51 Dometic Sweden Ab 3
#52 Ffi Ionix Ip 3
#53 Goodman Manufacturing Company 3
#54 Hyundai Motor 3
#55 Kia 3
#56 Mahle International Gmbh 3
#57 Qingdao Hater Special Refrigerator Co. 3
#58 Regal Beloit America 3
#59 Smc 3
#60 Thermo King 3
#61 Zhejiang Dunan Artificial Environment Co. 3
#62 GE 3
#63 Binder Gmbh 2
#64 Booz Allen Hamilton 2
#65 Carel Industries S.P.A. 2
#66 Chart Energy & Chemicals 2
#67 Chongqing Haier Refrigeration Electric Appliance Co. 2
#68 Copeland Europe Gmbh 2
#69 Coway Co. 2
#70 Delta Electronics 2
#71 Electrolux Appliances Aktiebolag 2
#72 Ember Technologies 2
#73 Enflex 2
#74 Evapco 2
#75 Fujikoki 2
#76 Gd Midea Air-Conditioning Equipment Co. 2
#77 Global Cooling 2
#78 Guangdong Meizhi Compressor Co. 2
#79 Guangdong Meizhi Precision-Manufacturing Co. 2
#80 Hangzhou Sanhua Research Institute Co. 2
#81 Hefei Midea Heating & Ventilating Equipment Co. 2
#82 Hoshizaki America 2
#83 Ice House America 2
#84 Inertech Ip 2
#85 Mainstream Engineering 2
#86 Mayekawa Mfg. Co. 2
#87 Messer Industries Usa 2
#88 Nidec 2
#89 Nidec Sankyo 2
#90 Pratt Retail Specialties 2
#91 Rolls-Royce North America 2
#92 Schneider Electric It 2
#93 Sheetak 2
#94 Sumitomo Heavy Industries 2
#95 Taiyo Nippon Sanso 2
#96 Teledyne Flir Commercial Systems 2
#97 University of California 2
#98 Therma-Stor 2
#99 Triteq Lock And Security 2
#100 US Air Force 2