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Top 100 Fast-growings companies in HVAC
by Most Patent Filing In 3 Years in the world in 2021

The HVAC top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filing In 3 Years HVAC Fast-growings in the world. 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: 168
2
Patent: 83
3
Patent: 55
4
Patent: 44
5
Building management,Automation,Manufacturing engineering,
...[+2]
Patent: 43
6
Customer expectation,Automotive engineering,Public transport,
...[+2]
Patent: 41
7
Product category
Patent: 41
8
Denmark
Patent: 41
9
Aerospace,Electronics,Market research,
...[+2]
Patent: 40
10
Patent: 37
11
NJ, US
Patent: 30
12
Patent: 26
13
Patent: 17
14
Patent: 16
15
Patent: 15
16
Vicenza, Italy
Patent: 15
17
Patent: 15
18
Patent: 12
19
Shopping mall,Truck
Patent: 12
20
Patent: 12
21
Patent: 12
22
Syddanmark, Denmark
Patent: 11
23
Filter (aquarium),Fuel filter,Machine element,
...[+2]
Patent: 11
24
NC, US
Patent: 11
25
Patent: 10
26
Industrial engineering,Fluorochemical industry,Air conditioning,
...[+1]
Patent: 10
27
Patent: 9
28
View, Inc.
Patent: 9
29
Patent: 9
30
Patent: 9
31
Patent: 9
32
Patent: 9
33
Patent: 9
34
Sweden
Patent: 8
35
Patent: 8
36
Patent: 8
37
Patent: 7
38
Patent: 7
39
Patent: 7
40
Real estate development
Patent: 6
41
Patent: 6
42
Patent: 6
43
Patent: 6
44
Patent: 6
45
Parade,Automotive engineering,Mission statement,
...[+2]
Patent: 6
46
Corporate innovation,Asset management,Venture capital
Patent: 6
47
Patent: 6
48
Patent: 6
49
Patent: 6
50
Revenue code,Applied science,Gunfire locator,
...[+2]
Patent: 6
51
Patent: 6
52
Patent: 6
53
Patent: 5
54
Real estate development,Construction engineering,Cybercrime,
...[+2]
Patent: 5
55
Filtration,Cellulose,Textile (markup language)
Patent: 5
56
Patent: 5
57
Patent: 5
58
Patent: 5
59
Sweden
Patent: 5
60
Patent: 5
61
Patent: 5
62
HaMerkaz, Israel
Patent: 5
63
Patent: 4
64
Control environment,Automation,Power management
Patent: 4
65
Patent: 4
66
Patent: 4
67
West Bengal, India
Patent: 4
68
Patent: 4
69
Patent: 4
70
Gujarat, India
Patent: 4
71
Patent: 4
72
Dublin, Ireland
Mutual fund
Patent: 4
73
Patent: 4
74
Patent: 4
75
Patent: 4
76
Patent: 4
77
Magnix Usa, Inc.
Patent: 4
78
Library science,Work ethic,Psychology,
...[+2]
Patent: 4
79
Truck,Supply chain management,Manufacturing engineering,
...[+2]
Patent: 4
80
Sack Zelfbouw BVBA
Oost-Vlaanderen, Belgium
Patent: 4
81
Mechatronics,Computer vision,Algorithm,
...[+1]
Patent: 4
82
Patent: 4
83
Patent: 4
84
Patent: 4
85
Patent: 4
86
Patent: 4
87
Maharashtra, India
Patent: 4
88
IL, US
Patent: 4
89
Patent: 4
90
Aerospace,Satellite,National security,
...[+2]
Patent: 3
91
Manufacturing process,Electronics,Power transmission
Patent: 3
92
Patent: 3
93
Patent: 3
94
Patent: 3
95
Patent: 3
96
Patent: 3
97
Patent: 3
98
Patent: 3
99
Patent: 3
100
Patent: 3
Page generation time: Apr 27 2025