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Top 100 New Entrants companies in NOx
by Most Patent Filing In 5 Years in the world in 2019

The NOx top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filing In 5 Years NOx New Entrants in the world. 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
Oslo, Norway
Patent: 16
2
Pinyin,Literature,Materials science,
...[+2]
Patent: 16
3
Patent: 15
4
Italy
Patent: 12
5
Patent: 12
6
Belgium
Patent: 11
7
Adygey, Russia
Shipbuilding,Transformer,Mechanical engineering,
...[+2]
Patent: 11
8
Patent: 10
9
Patent: 9
10
Academic Training,Educational institution,Graduate degree,
...[+2]
Patent: 9
11
Patent: 8
12
Patent: 8
13
Shipbuilding,Diesel engine,Gasoline,
...[+1]
Patent: 8
14
Patent: 8
15
Patent: 8
16
Patent: 8
17
Ethnic group,Literature,Chemistry,
...[+2]
Patent: 8
18
Saudi Arabia
Patent: 8
19
Patent: 8
20
Patent: 7
21
Utrecht, Netherlands
Human resources
Patent: 7
22
Patent: 7
23
Patent: 7
24
Rhône-Alpes, France
Public university,Chemistry,Biology,
...[+2]
Patent: 7
25
Patent: 7
26
Patent: 7
27
Pinyin,Public university,Chemistry,
...[+2]
Patent: 7
28
Patent: 6
29
Patent: 6
30
Flue gas,Environmental consulting
Patent: 6
31
Greater Poland, Poland
Patent: 6
32
Patent: 6
33
Brussels Hoofdstedelijk Gewest, Belgium
Hydrogen,Advertising,Gasoline
Patent: 6
34
Singapore
Patent: 5
35
Patent: 5
36
Patent: 5
37
Patent: 5
38
Patent: 5
39
Belgium
Patent: 5
40
Qingdao Huashijie Environment Technology Co., Ltd.
Patent: 5
41
Patent: 5
42
Patent: 4
43
Patent: 4
44
Vilniaus apskritis, Lithuania
Patent: 4
45
Patent: 4
46
Patent: 4
47
Patent: 4
48
Patent: 4
49
Pinyin,Chemistry,Mathematics,
...[+2]
Patent: 4
50
Warwickshire, United Kingdom
Patent: 4
51
Rhône-Alpes, France
Patent: 4
52
Patent: 4
53
Patent: 4
54
Patent: 4
55
Patent: 4
56
Patent: 4
57
Patent: 4
58
Patent: 4
59
Patent: 4
60
Patent: 4
61
Patent: 3
62
BR, FR
Video camera,Toothbrush,Stove,
...[+1]
Patent: 3
63
Patent: 3
64
Automotive engineering,New Car Assessment Program,Automotive systems,
...[+2]
Patent: 3
65
Patent: 3
66
Patent: 3
67
Patent: 3
68
Patent: 3
69
HD, IL
Patent: 3
70
Patent: 3
71
Patent: 3
72
Patent: 3
73
Patent: 3
74
Patent: 3
75
Environmental consulting,Metallurgy,Environmental protection,
...[+2]
Patent: 3
76
Patent: 3
77
Patent: 3
78
Patent: 3
79
Patent: 3
80
Patent: 3
81
Yarn,Aramid,Fiber,
...[+2]
Patent: 3
82
Ceramic art,Chemical engineering,Metallurgy,
...[+2]
Patent: 3
83
Textile (markup language),Energy materials,Textile,
...[+1]
Patent: 3
84
Patent: 3
85
Patent: 3
86
Patent: 3
87
Australia
Patent: 3
88
Patent: 3
89
Patent: 3
90
Patent: 3
91
Patent: 3
92
Patent: 3
93
Patent: 3
94
Spain
Patent: 3
95
Padova, Italy
Patent: 3
96
Patent: 3
97
Patent: 3
98
France
Mechatronics,Medicine,Electronics
Patent: 3
99
Patent: 3
100
Patent: 3
Page generation time: Jun 20 2025