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Top 50 Fast-growings companies in HVAC
by Most Patent Filing In 1 Year in the United States in 2021

The HVAC top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Patent Filing In 1 Year HVAC Fast-growings in the United States. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2021, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
Heating, ventilation, and air conditioning (HVAC) is the technology of indoor and vehicular environmental comfort. Its goal is to provide thermal comfort and acceptable indoor air quality. HVAC system design is a subdiscipline of mechanical engineering, based on the principles of thermodynamics, fluid mechanics and heat transfer. "Refrigeration" is sometimes added to the field's abbreviation, as HVAC&R or HVACR or "ventilation" is dropped, as in HACR (as in the designation of HACR-rated circuit breakers).
#
Company Name
Region
Tech Topics
Total
1
Patent: 59
2
Patent: 14
3
Aerospace,Electronics,Market research,
...[+2]
Patent: 12
4
Building management,Automation,Manufacturing engineering,
...[+2]
Patent: 12
5
Patent: 12
6
Patent: 10
7
Product category
Patent: 9
8
Real estate development,Construction engineering,Cybercrime,
...[+2]
Patent: 5
9
View, Inc.
Patent: 5
10
Patent: 4
11
Patent: 4
12
Truck,Supply chain management,Manufacturing engineering,
...[+2]
Patent: 3
13
Knorr Brake Co. LLC
Patent: 3
14
Patent: 3
15
Patent: 3
16
Patent: 2
17
Patent: 2
18
Patent: 2
19
Patent: 2
20
Patent: 2
21
Patent: 2
22
Patent: 2
23
Patent: 1
24
Patent: 1
25
Patent: 1
26
My Mechanical Cloud LLC
Patent: 1
27
Evergreen UV LLC
Patent: 1
28
Flow Energy, Inc.
Patent: 1
29
Library science,Work ethic,Psychology,
...[+2]
Patent: 1
30
Patent: 1
31
Patent: 1
32
Oak Ridge National Laboratory,Health care
Patent: 1
33
Patent: 1
34
ZEA Biosciences Corp.
Patent: 1
35
Patent: 1
36
Patent: 1
37
Patent: 1
38
Patent: 1
39
Chicago Controls Thermostats, Inc.
Patent: 1
40
Shopping mall,Truck
Patent: 1
41
Fluence Energy LLC
Patent: 1
42
Patent: 1
43
Corporate innovation,Asset management,Venture capital
Patent: 1
44
Resolute Building Intelligence LLC
Patent: 1
45
Ventacity Systems, Inc.
Patent: 1
46
Patent: 1
47
Patent: 1
48
Patent: 1
49
Patent: 1
50
Waymo LLC
Patent: 1
Page generation time: Apr 28 2025