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Top 100 New Entrants companies in NOx
by Most Patent Filing In 5 Years in the China in 2022

The NOx top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filing In 5 Years NOx New Entrants 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: 8
3
Environmental consulting,Metallurgy,Environmental protection,
...[+2]
Patent: 5
4
Patent: 5
5
Qingdao Huashijie Environment Technology Co., Ltd.
Patent: 5
6
Patent: 5
7
Patent: 4
8
Patent: 4
9
Patent: 4
10
Patent: 4
11
Pinyin,Chemistry,Mathematics,
...[+2]
Patent: 4
12
Patent: 4
13
Patent: 4
14
Patent: 3
15
Patent: 3
16
Patent: 3
17
Patent: 3
18
Public university,Mathematics,Chemistry,
...[+2]
Patent: 3
19
Patent: 3
20
Industry of China,Aerospace,Civil aviation,
...[+2]
Patent: 2
21
Patent: 2
22
Patent: 2
23
Patent: 2
24
Patent: 2
25
Patent: 2
26
Supply chain management,Precious metal,Mining engineering,
...[+2]
Patent: 2
27
Patent: 2
28
Patent: 2
29
Patent: 2
30
Patent: 2
31
Patent: 2
32
Patent: 2
33
Patent: 2
34
Patent: 2
35
Patent: 2
36
Patent: 2
37
Patent: 2
38
Patent: 2
39
Patent: 2
40
Patent: 2
41
Patent: 2
42
Patent: 2
43
Patent: 2
44
Patent: 2
45
Patent: 2
46
Patent: 2
47
Patent: 2
48
Patent: 2
49
Patent: 2
50
Patent: 2
51
Patent: 2
52
Patent: 2
53
Patent: 2
54
Patent: 2
55
Patent: 2
56
Patent: 2
57
Patent: 2
58
Patent: 2
59
Patent: 2
60
Patent: 2
61
Chemistry,Inorganic chemistry,Mathematics,
...[+2]
Patent: 2
62
Patent: 2
63
Patent: 2
64
Patent: 2
65
Patent: 2
66
Patent: 2
67
Patent: 1
68
Patent: 1
69
Patent: 1
70
Patent: 1
71
Patent: 1
72
Patent: 1
73
Patent: 1
74
Patent: 1
75
Patent: 1
76
Patent: 1
77
Patent: 1
78
Patent: 1
79
Patent: 1
80
Patent: 1
81
Applied Pharmaceutical Science, Inc.
Patent: 1
82
Patent: 1
83
Patent: 1
84
Patent: 1
85
Patent: 1
86
Patent: 1
87
Patent: 1
88
Patent: 1
89
Patent: 1
90
Patent: 1
91
Patent: 1
92
Patent: 1
93
Patent: 1
94
Patent: 1
95
Patent: 1
96
Patent: 1
97
Patent: 1
98
Patent: 1
99
Patent: 1
100
Patent: 1
Page generation time: Jun 20 2025