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Top 100 Fast-growings companies in NOx
by Most Patent Filing In 5 Years in the China in 2019

The NOx top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filing In 5 Years NOx Fast-growings in the China. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2019, 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: 65
2
Patent: 48
3
Patent: 41
4
Patent: 38
5
Patent: 34
6
Western culture,TUTOR,Silicon carbide,
...[+2]
Patent: 31
7
Patent: 30
8
Patent: 29
9
Patent: 28
10
Patent: 27
11
Patent: 27
12
Patent: 26
13
International standard,MicroLED,Vocational education,
...[+2]
Patent: 24
14
Pinyin,Educational institution,Cancer immunotherapy,
...[+2]
Patent: 23
15
Pinyin,Public university,Coronavirus,
...[+2]
Patent: 20
16
Patent: 20
17
Patent: 20
18
Doctoral research,Pinyin,Materials science,
...[+2]
Patent: 20
19
CONTEST,Biological membrane,Biofabrication,
...[+2]
Patent: 18
20
Education development,Cell therapy,Drug repositioning,
...[+2]
Patent: 17
21
Patent: 17
22
Electric vehicle,Power grid,Total asset,
...[+2]
Patent: 17
23
Patent: 17
24
Patent: 16
25
Pinyin,Literature,Materials science,
...[+2]
Patent: 16
26
Patent: 15
27
Patent: 15
28
Patent: 15
29
Patent: 15
30
Patent: 14
31
Patent: 14
32
Patent: 12
33
Patent: 12
34
Patent: 12
35
Patent: 11
36
Patent: 11
37
Patent: 10
38
Patent: 10
39
Patent: 10
40
Academic Training,Educational institution,Graduate degree,
...[+2]
Patent: 9
41
Patent: 9
42
Patent: 9
43
Patent: 9
44
Forestry,Pinyin,Jurisdiction,
...[+2]
Patent: 9
45
Patent: 9
46
Pinyin,Coronavirus,Jurisdiction,
...[+2]
Patent: 8
47
Patent: 8
48
Patent: 8
49
Shipbuilding,Diesel engine,Gasoline,
...[+1]
Patent: 8
50
Patent: 8
51
Patent: 8
52
State Power Environmental Protection Research Institute
Patent: 8
53
Patent: 8
54
Patent: 8
55
Patent: 8
56
Ethnic group,Literature,Chemistry,
...[+2]
Patent: 8
57
Patent: 7
58
Patent: 7
59
Patent: 7
60
Pinyin,Public university,Chemistry,
...[+2]
Patent: 7
61
Patent: 7
62
Pinyin,Chemistry,Mathematics,
...[+2]
Patent: 7
63
Patent: 7
64
Patent: 7
65
Patent: 7
66
Patent: 7
67
Patent: 7
68
Patent: 7
69
Patent: 7
70
Patent: 7
71
Patent: 6
72
Flue gas,Environmental consulting
Patent: 6
73
Patent: 6
74
Patent: 6
75
Patent: 6
76
Patent: 5
77
Patent: 5
78
Patent: 5
79
Literature,Agriculture,Materials science,
...[+2]
Patent: 5
80
Patent: 5
81
Patent: 5
82
Patent: 5
83
Patent: 5
84
Smoke,Stove,Electronics,
...[+2]
Patent: 5
85
Patent: 5
86
Patent: 5
87
Patent: 5
88
Patent: 5
89
Qingdao Huashijie Environment Technology Co., Ltd.
Patent: 5
90
Patent: 4
91
Patent: 4
92
Patent: 4
93
Patent: 4
94
Patent: 4
95
Patent: 4
96
Patent: 4
97
Patent: 4
98
Patent: 4
99
Patent: 4
100
Patent: 4
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