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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Technologies › Heating and ventilation

Heating and ventilation Patent Leaders in 2025 2025

Primary CPC class F24 · 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 1,516 patents in 2023.peak 1,5161996: 366 patents19961997: 364 patents1998: 474 patents1999: 542 patents19992000: 521 patents2001: 553 patents2002: 458 patents20022003: 445 patents2004: 444 patents2005: 415 patents20052006: 427 patents2007: 359 patents2008: 313 patents20082009: 311 patents2010: 468 patents2011: 470 patents20112012: 576 patents2013: 635 patents2014: 832 patents20142015: 916 patents2016: 903 patents2017: 1,100 patents20172018: 1,229 patents2019: 1,459 patents2020: 1,491 patents20202021: 1,415 patents2022: 1,460 patents2023: 1,516 patents20232024: 1,496 patents2025: 1,486 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Alexander K. Maghsadi 11 Solo Brands
2 Jeffrey R. Weilert 10 Solo Brands
3 Andrew M. Boyd 9 Johnson Controls Tyco Ip Holdings Llp
#4 Junseok Bae 9 LG
#5 Kangyoung Kim 9 LG
#6 Taeyun Lee 9 LG
#7 Douglas Notaro 8 Goodman Manufacturing Company
#8 Richard W. Cowan 8 Midea Group Co.
#9 Sang Yoon Lee 8 Samsung
#10 Seongkuk Mun 8 LG
#11 Ken Miura 7 Carrier Japan
#12 Michael J. Wenzel 7 Johnson Controls Technology
#13 Paul Bryan Cadima 7 Haier Us Appliance Solutions
#14 Peter Konowalczyk 7 Octopus Energy Heating Limited
#15 Eunsun Lee 6 LG
#16 Hakjae Kim 6 Dong-A Pencil Co.
#17 Hao-Jan Mou 6 Microjet Technology Co.
#18 Hyunbyung Cha 6 LG
#19 Hyeongjoon SEO 6 Samsung
#20 Kirk H. Drees 6 Johnson Controls Technology
#21 Sivaprasad Akasam 6 Intel
#22 Sridhar Deivasigamani 6 Intel
#23 Xianjin Cheng 6 Johnson Controls Light Commercial Ip Gmbh
#24 Youssef A. Jaber 6 Trane International
#25 Yung-Lung Han 6 Microjet Technology Co.
#26 Bengt Lindoff 5 Ericsson
#27 Byoungjoonphilip Han 5 LG
#28 Cham-Ber Huang 5 —
#29 Chul Bae Lee 5 LG
#30 Cole Brennan Morrow 5 Johnson Controls Light Commercial Ip Gmbh
#31 Elmer Wayne Romero 5 Johnson Controls Light Commercial Ip Gmbh
#32 Fredrik Rosenqvist 5 E.On Sverige Ab
#33 Greg Lindberg 5 Enhancedgeo Holdings
#34 Hyunju Kim 5 LG
#35 Hyunsun Yoo 5 LG
#36 Jacob Skogström 5 E.On Sverige Ab
#37 Joohyeon Oh 5 LG
#38 Kimberly C. Conner 5 Enhancedgeo Holdings
#39 Masahiro Honda 5 Daikin Industries
#40 Min Kyu Oh 5 LG
#41 Mohammad N. Elbsat 5 Johnson Controls Tyco Ip Holdings Llp
#42 Naofumi Takenaka 5 Mitsubishi Electric
#43 Per Rosén 5 E.On Sverige Ab
#44 Stephen C. Szczepanski 5 Johnson Controls Light Commercial Ip Gmbh
#45 Taihong Kim 5 LG
#46 Timothy Scott Shaffer 5 Haier Us Appliance Solutions
#47 Abdul Aziz Afzal 4 Prince Mohammad Bin Fahd University
#48 Ahad Khalid Alghamdi 4 Prince Mohammad Bin Fahd University
#49 Andrew Q. DeRossett 4 Midea Group Co.
#50 Andrew Alan Harmeling 4 Lamplight Farms Incorporated
#51 Andrew Leroy Hjortland 4 Tyco Fire & Security Gmbh
#52 Brian R. Butler 4 Emerson Climate Technologies
#53 Chinsoo Hyon 4 LG
#54 Christopher W. Mason 4 Nibco
#55 Eomji JANG 4 Samsung
#56 Feng Li 4 Ford
#57 Fuxing ZHAI 4 Gd Midea Air-Conditioning Equipment Co.
#58 Hiroshi Yoh 4 Goodman Manufacturing Company
#59 Jason Asmus 4 Broan-Nutone
#60 Jaehyoung SIM 4 Samsung
#61 John F. Broker 4 Emerson Electric
#62 Jonathan D. Douglas 4 Trane International
#63 John C. Karamanos 4 Best Technologies
#64 Joshua Duane Longenecker 4 Haier Us Appliance Solutions
#65 Kimitaka KADOWAKI 4 Mitsubishi Electric
#66 Kyle T. Ressler 4 John Deere
#67 Leen Hassan Al Badah 4 Prince Mohammad Bin Fahd University
#68 Lina Ashraf Altahini 4 Prince Mohammad Bin Fahd University
#69 Madhuka Manuranga Jayarathne 4 Johnson Controls Tyco Ip Holdings Llp
#70 Mark Kendall 4 Goodman Manufacturing Company
#71 Matthew Toews 4 Eavor Technologies
#72 Muhammad Asad 4 Prince Mohammad Bin Fahd University
#73 Muhammad Azhar Ali Khan 4 Prince Mohammad Bin Fahd University
#74 Patrick Wang 4 Johnson Electric Industrial Manufactory Limited
#75 Philip Paul LePoudre 4 Nortek Air Solutions Canada
#76 Razan Salem Abuzaid 4 Prince Mohammad Bin Fahd University
#77 Richard R. Sinur 4 Broan-Nutone
#78 Roberto Flores 4 Goodman Manufacturing Company
#79 Shams Ameen Almomen 4 Prince Mohammad Bin Fahd University
#80 Shaun B. Atchison 4 Johnson Controls Technology
#81 Theresa Thy N. Gillette 4 Tyco Fire & Security Gmbh
#82 Timothy S. O'Brien 4 Group14 Technologies
#83 Timmy Ta 4 Goodman Manufacturing Company
#84 Todd R. DeMonte 4 Therma-Stor
#85 Vineet Binodshanker Sinha 4 Tyco Fire & Security Gmbh
#86 Weizhong Yu 4 Therma-Stor
#87 Yenny Natali Martinez 4 Halliburton Energy Services
#88 Yuji Motomura 4 Mitsubishi Electric
#89 Zachary Chapin 4 Midea Group Co.
#90 Zhigang Xing 4 Gd Midea Air-Conditioning Equipment Co.
#91 Amr Maher Aly 3 Johnson Controls Light Commercial Ip Gmbh
#92 Ankur Garg 3 Cardiac Pacemakers
#93 Ansheng JI 3 Gd Midea Air-Conditioning Equipment Co.
#94 Andrew Stephen Oles 3 Heliogen Holdings
#95 Andrew M. Welch 3 Copeland Lp
#96 Atilhan Manay 3 Rheem Manufacturing
#97 Barkley Zhou 3 Honeywell
#98 Bin Yang 3 Uatc
#99 Bolong Li 3 Beijing University Of Technology
#100 Brian Bernard McKay 3 Haier Us Appliance Solutions

Top Companies

Rank ↑ Company ↕ Patents ↕
1 LG 86
2 Samsung 52
3 Midea Group Co. 44
#4 Tyco Fire & Security Gmbh 40
#5 Daikin Industries 38
#6 Gd Midea Air-Conditioning Equipment Co. 32
#7 Haier Us Appliance Solutions 31
#8 Mitsubishi Electric 31
#9 Johnson Controls Light Commercial Ip Gmbh 19
#10 Carrier 18
#11 Rheem Manufacturing 18
#12 Whirlpool 17
#13 Trane International 16
#14 Bsh Hausgeräte Gmbh 15
#15 Solo Brands 14
#16 Goodman Manufacturing Company 12
#17 Lennox Industries 10
#18 Carrier Japan 9
#19 Unknown 9
#20 Research Products 8
#21 Panasonic 8
#22 Gd Midea Heating & Ventilating Equipment Co. 7
#23 Kyungdong Navien Co. 7
#24 Honeywell 7
#25 Broan-Nutone 6
#26 Gree Electric Appliances, Inc. Of Zhuhai 6
#27 Octopus Energy Heating Limited 6
#28 Intel 6
#29 Apple 5
#30 Copeland Comfort Control Lp 5
#31 Air Distribution Technologies Ip 4
#32 Copeland Lp 4
#33 Daikin Europe N.V. 4
#34 Dyson Technology Limited 4
#35 Enhancedgeo Holdings 4
#36 E.On Sverige Ab 4
#37 Guangdong Giwee Technology Co. 4
#38 Heatcraft Refrigeration Products 4
#39 Johnson Controls Technology 4
#40 Nibco 4
#41 Prince Mohammad Bin Fahd University 4
#42 Sharp Kabushiki Kaisha 4
#43 Therma-Stor 4
#44 Ademco 3
#45 Alarm.Com Incorporated 3
#46 Belimo Holding Ag 3
#47 Best Technologies 3
#48 Eavor Technologies 3
#49 Fujitsu General Limited 3
#50 Goodman Global Group 3
#51 Guangdong Midea Kitchen Appliances Manufacturing Co. 3
#52 Hisense (Guangdong) Air Conditioning Co. 3
#53 Illinois Tool Works 3
#54 Noritz 3
#55 Omachron Intellectual Property 3
#56 Resideo 3
#57 Rite-Hite Holding 3
#58 Syracuse University 3
#59 Tianjin Chengjian University 3
#60 Watts Regulator 3
#61 Xerox 3
#62 Xi'An University Of Architecture And Technology 3
#63 Google 3
#64 3M 2
#65 Addison Hvac 2
#66 Alliance For Sustainable Energy 2
#67 Bestway Inflatables & Material 2
#68 Bissell 2
#69 Bradford White 2
#70 Brother Kogyo 2
#71 Cgg Services Sas 2
#72 Clean Planet 2
#73 Denso 2
#74 Eberspächer Catem Gmbh & 2
#75 E.G.O. Elektro-Geraetebau Gmbh 2
#76 Electrolux Appliances Aktiebolag 2
#77 Electrolux Home Products 2
#78 Energyhub 2
#79 Halliburton Energy Services 2
#80 Hanon Systems 2
#81 Harvest Thermal 2
#82 Heliogen Holdings 2
#83 June Life 2
#84 Kanthal Gmbh 2
#85 Kentuckiana Curb Company 2
#86 Magaldi Power S.P.A. 2
#87 Marlin Gas Services 2
#88 Mojave Energy Systems 2
#89 Nevados Engineering 2
#90 Nichia 2
#91 Nortek Air Solutions Canada 2
#92 Purdue Research Foundation 2
#93 Qingdao Hisense Hitachi Air-Conditioning Systems Co. 2
#94 Qingdao University Of Technology 2
#95 Roof Goose Vent 2
#96 Schneider Electric Buildings Americas 2
#97 Shanghai Meicon Intelligent Construction Co. 2
#98 The Marley Company 2
#99 Tmeic 2
#100 Valeo Systemes Thermiques 2