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Top 50 Fast-growings companies in NOx
by Most Patent Filing In 1 Year in the China in 2022

The NOx top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Patent Filing In 1 Year NOx Fast-growings in the China. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2022, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
In atmospheric chemistry, NO x is a generic term for the nitrogen oxides that are most relevant for air pollution, namely nitric oxide (NO) and nitrogen dioxide (NO 2 ). These gases contribute to the formation of smog and acid rain, as well as affecting tropospheric ozone.
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Company Name
Region
Tech Topics
Total
1
Patent: 35
2
Patent: 7
3
Patent: 7
4
Patent: 3
5
CONTEST,Biological membrane,Biofabrication,
...[+2]
Patent: 3
6
Patent: 3
7
Patent: 2
8
Western culture,TUTOR,Silicon carbide,
...[+2]
Patent: 2
9
Patent: 2
10
Patent: 2
11
Patent: 2
12
Patent: 2
13
Patent: 2
14
Northeast Electric Power University
JI, CN
Patent: 2
15
Patent: 1
16
Patent: 1
17
Patent: 1
18
Patent: 1
19
Patent: 1
20
Patent: 1
21
Smoke,Stove,Electronics,
...[+2]
Patent: 1
22
Patent: 1
23
Patent: 1
24
Patent: 1
25
Patent: 1
26
Patent: 1
27
Patent: 1
28
Patent: 1
29
Patent: 1
30
Patent: 1
31
China Power Construction Engineering Consulting Corp.
Patent: 1
32
Patent: 1
33
Patent: 1
34
Patent: 1
35
Patent: 1
36
Pinyin,Educational institution,Cancer immunotherapy,
...[+2]
Patent: 1
37
International standard,MicroLED,Vocational education,
...[+2]
Patent: 1
38
Patent: 1
39
Patent: 1
40
Patent: 1
41
Patent: 1
42
Patent: 1
43
Patent: 1
44
Patent: 1
45
Patent: 1
46
Ceramic art
Patent: 1
47
Patent: 1
48
Patent: 1
49
Patent: 1
50
Nanjing Tech University
Patent: 1
Page generation time: Jun 21 2025