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Top 100 New Entrants companies in NOx
by Most Patent Filing In 3 Years in the world in 2022

The NOx top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filing In 3 Years NOx New Entrants in the world. 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.

Key Players

Fast-growings

Startups & Unicorns

New Entrants

Ranking Year:

2022

2021

2020

2019

2018

Region:

Global

China

United States

South Korea

Ranking:

Most Patent Filing In 5 Years

Most Patent Filing In 3 Years

Most Patent Filing In 1 Year

#
Company Name
Region
Tech Topics
Total
1
Sinopigment & Enamel Chemicals Ltd.
China
Patent: 35
2
Hebei United University
HE, CN
Patent: 7
3
University of Southern California
California, United States
Occupational therapy,Association (object-oriented programming),Pharmacy,
...[+2]
Patent: 5
4
Henan Shenma Nylon Chemical Co., Ltd.
Henan Sheng, China
Chemical engineering,Cyclohexanol,Nylon 66,
...[+2]
Patent: 4
5
Henan Polytechnic University
Henan Sheng, China
Patent: 4
6
University of Leeds
United Kingdom
Library science,Textile industry,Textile,
...[+2]
Patent: 4
7
Huaneng Chaohu Power Generation Co., Ltd.
Anhui Sheng, China
Construction engineering
Patent: 3
8
Weifang Weichai Power Technology Co., Ltd.
China
Patent: 3
9
CNOOC Gas & Power Group Co., Ltd.
Beijing Shi, China
Patent: 3
10
WELLE Environmental Group Co., Ltd.
Jiangsu Sheng, China
Civil engineering,Environmental engineering,Waste treatment,
...[+2]
Patent: 2
11
Nantong Institute of Technology
China
Patent: 2
12
BASF Catalysts (Shanghai) Co., Ltd.
Shanghai Shi, China
Catalytic converter,Automotive engineering,Converters
Patent: 2
13
CISDI Engineering Co. Ltd.
Chongqing Shi, China
Construction engineering
Patent: 2
14
Nanjing Guodian Environmental Protection Technology Co., Ltd.
Jiangsu Sheng, China
Electronics,Environmental protection
Patent: 2
15
Shanxi Taigang Stainless Steel Co., Ltd.
Shanxi Sheng, China
Ferroalloy,Metal,Iron ore,
...[+2]
Patent: 2
16
Shaanxi Diesel Engine Heavy Industry Co., Ltd.
Shanghai Shi, China
Shipbuilding,Manufacturing engineering,Mechanical engineering,
...[+2]
Patent: 2
17
Taishan Group Co. Ltd.
China
Boiler (power generation)
Patent: 2
18
Guangzhou Maritime College
Guangdong Sheng, China
Patent: 2
19
Tangshan Jidong Petroleum Machine Co. Ltd.
China
Patent: 2
20
HUVIS Corp.
South Korea
Aramid,Fiber,Textile (markup language),
...[+2]
Patent: 2
21
Shanghai Electric Gas Turbine Co., Ltd.
China
Patent: 2
22
Jiangxi Isuzu Motors Co. Ltd.
China
Patent: 2
23
Qilu University of Technology
CN
Patent: 2
24
Wison Engineering Ltd.
Shanghai Shi, China
Construction management,Petrochemical,Pharmaceutical engineering,
...[+1]
Patent: 2
25
Hyundai Materials Corp.
Seoul, South Korea
Heavy metals,Engineering plastic,Metal
Patent: 2
26
Huaneng Shandong Power Generation Co., Ltd.
Shandong Sheng, China
Power transmission
Patent: 2
27
Hefei Thermoelectric Group Co., Ltd.
Anhui Sheng, China
Patent: 2
28
Shanxi Taigang Stainless
Shanxi Sheng, China
Patent: 2
29
Henan Diesel Engine Industry Co., Ltd.
Henan Sheng, China
Diesel engine,Shipbuilding,Manufacturing engineering,
...[+2]
Patent: 2
30
Tianrui Group Ruzhou Cement Co. Ltd.
China
Patent: 2
31
Ewha University-Industry Collaboration Foundation
Seoul, South Korea
Asset management,Impact investing,Social Welfare
Patent: 2
32
Huaneng Anyuan Power Generation Co., Ltd.
Jiangxi Sheng, China
Construction engineering
Patent: 2
33
Carus Corp.
Illinois, United States
Permanganate,Bioremediation,Phosphate,
...[+2]
Patent: 2
34
Anhui Anqing Wanjiang Power Generation Co., Ltd.
China
Patent: 2
35
Guizhou Electric Power Design & Research Institute
Guizhou Sheng, China
Patent: 1
36
Xianghe Huiwen Energy Saving Technology Co., Ltd.
Hebei Sheng, China
Patent: 1
37
Guizhou Qianxi Zhongshui Power Generation Co., Ltd.
China
Patent: 1
38
Xi'an Shaangu Power Co. Ltd.
Shaanxi Sheng, China
Power transmission,Electronics,Axial compressor,
...[+2]
Patent: 1
39
Yungjin Enterprise Co. Ltd.
South Korea
Automotive engineering
Patent: 1
40
Xinjiang Yucheng Thermal Power Co., Ltd.
Xinjiang Uygur, China
Power transmission,Electromyography,Thermal,
...[+2]
Patent: 1
41
Tianrui Group Nanzhao Cement Co. Ltd.
China
Patent: 1
42
Shenzhen Sinaean Co Tech Energy Technology Co., Ltd.
Guangdong Sheng, China
Energy technology,Electronics
Patent: 1
43
KNESTEL Technologie & Elektronik GmbH
BV, DE
Patent: 1
44
Korea University Reserch & Business Foundation
South Korea
Patent: 1
45
Sinosteel Maanshan Mine Engineering Survey & Design Co. Ltd.
China
Patent: 1
46
Sintef TTO AS
Norway
Asset management,Technology management,Information and Communications Technology,
...[+2]
Patent: 1
47
Instytut Nowych Syntez Chemicznych
LU, PL
Catalysis,Chemical engineering,Biotechnology
Patent: 1
48
CTCI Beijing Co., Ltd.
China
Natural-gas processing,Petroleum industry,Petrochemical
Patent: 1
49
Inner Mongolia Jinglong Power Generation Co. Ltd.
China
Power transmission
Patent: 1
50
Baosteel Zhanjiang Iron & Steel Co., Ltd.
Guangdong Sheng, China
Construction engineering
Patent: 1
51
Harbin Boao Environmental Technology Co., Ltd.
China
Patent: 1
52
CITIC Jinzhou Metal Co., Ltd.
Liaoning Sheng, China
Ferroalloy,Metal,Mining engineering,
...[+1]
Patent: 1
53
Dongjiang Environmental Co. Ltd.
Guangdong Sheng, China
Waste management,Environmental engineering,Waste treatment,
...[+2]
Patent: 1
54
Boldrocchi Srl
Lombardia, Italy
Industrial fan,Heat exchanger,Automation,
...[+2]
Patent: 1
55
Edf China Investment Co. Ltd.
China
Patent: 1
56
Anna University
Tamil Nadu, India
Tamil,Architecture,Computer science,
...[+2]
Patent: 1
57
CSSC Marine Power Co., Ltd.
Jiangsu Sheng, China
Diesel engine,Shipbuilding,Automotive engineering
Patent: 1
58
Go Higher Environment Co. , Ltd.
China
Environmental consulting
Patent: 1
59
Ningbo Mingzhou Thermoelectricity Co. Ltd.
China
Patent: 1
60
Beiqi Foton Motor Co., Ltd.
Beijing Shi, China
Truck,Automotive engineering,Pickup,
...[+2]
Patent: 1
61
National Taichung University of Science &Technology
Taiwan Province, China
Nursing,Computer science,Artificial intelligence,
...[+2]
Patent: 1
62
Huaneng Luoyuan Power Generation Co., Ltd.
Fujian Sheng, China
Patent: 1
63
Huaneng Henan Zhongyuan Gas Power Co. Ltd.
China
Patent: 1
64
Nanjing Forestry University
Jiangsu Sheng, China
Pinyin,Forestry,Chemistry,
...[+2]
Patent: 1
65
Yangchun New Steel Co., Ltd.
Guangdong Sheng, China
Ferroalloy,Mining engineering,Natural resource management,
...[+2]
Patent: 1
66
Huaneng Linyi Power Generation Co. Ltd.
China
Patent: 1
67
Finesse Technology Co. Ltd.
Taiwan Province, China
Mechanical engineering,Construction engineering,Electronic circuit,
...[+2]
Patent: 1
68
Shandong Sinocera Functional Material Co., Ltd.
Shandong Sheng, China
Chemical engineering,Construction engineering,Ceramic art,
...[+2]
Patent: 1
69
Sinosteel Maanshan Institute of Mining Research Co. Ltd.
China
Glass microsphere,Chemical engineering
Patent: 1
70
Yantai Tayho Advanced Materials Co., Ltd.
Shandong Sheng, China
Aramid,Textile (markup language),Fiber,
...[+2]
Patent: 1
71
China Shenhua Energy Co. Ltd. Shendong Coal Branch
China
Patent: 1
72
University of Electronic Science & Technology of China
Sichuan Sheng, China
Power semiconductor device,Semiconductor,Molecular beam epitaxy,
...[+2]
Patent: 1
73
Datang Lubei Power Generation Co. Ltd.
China
Patent: 1
74
Highlight Tech Corp.
Taiwan Province, China
Electronics,Feedthrough,Vacuum coating,
...[+2]
Patent: 1
75
Tangshan Iron & Steel Group Co., Ltd.
Hebei Sheng, China
Ferroalloy,Mining engineering,Natural resource management
Patent: 1
76
Hangzhou Fulton Thermal Equipment Co. Ltd.
China
Heat transfer,Automation,Manufacturing engineering,
...[+2]
Patent: 1
77
Huaneng Jining Yunhe Power Generation Co., Ltd.
Shandong Sheng, China
Patent: 1
78
Datang Shimen Power Generation Co., Ltd.
Hunan Sheng, China
Power transmission
Patent: 1
79
Jiangshan Hejiashan Cement Co. Ltd.
China
Patent: 1
80
M.S. Technologies LLC
Iowa, United States
Trait
Patent: 1
81
Guangdong Victor Aluminum Co. Ltd.
Guangdong Sheng, China
Mining engineering,Precious metal
Patent: 1
82
Incheon University Industry Academic Cooperation Foundation
South Korea
Patent: 1
83
China Triumph International Engineering Co., Ltd.
Shanghai Shi, China
Construction engineering,Environmental protection,Silicate,
...[+2]
Patent: 1
84
Institute of Metal Research Chinese Academy of Sciences
Liaoning Sheng, China
Patent: 1
85
Beijing BBMG Beishui Enviromental Technology Co., Ltd.
China
Patent: 1
86
PowerChina Henan Engineering Corp.
Henan Sheng, China
Construction engineering
Patent: 1
87
Shanxi Xinhua Chemical Co., Ltd.
Shanxi Sheng, China
Activated carbon,Carbon,Chemical engineering,
...[+2]
Patent: 1
88
Fushun Mining Group Co., Ltd.
Liaoning Sheng, China
Tight oil,Methane,Mining engineering,
...[+2]
Patent: 1
89
China National Offshore Oil Corp.
Beijing Shi, China
Natural gas,China sea,Petroleum industry,
...[+2]
Patent: 1
90
Shandong Changyi Petrochemical Co. Ltd.
Shandong Sheng, China
Petrochemical,Petroleum industry
Patent: 1
91
Baotou Iron & Steel (Group) Co. Ltd.
China
Mining engineering,Natural resource management,Gadolinium,
...[+2]
Patent: 1
92
Sungjin Semitech Co., Ltd.
GY, KR
Semiconductor,Electronic component
Patent: 1
93
Beijing Shougang Co., Ltd.
Beijing Shi, China
Irone,Automotive engineering,Forging,
...[+2]
Patent: 1
94
The University of Central Florida Research Foundation, Inc.
United States
Asset management,Impact investing,Social Welfare
Patent: 1
95
Zhengzhou Nissan Automobile Co., Ltd.
Henan Sheng, China
Truck,Automotive engineering
Patent: 1
96
Beijing JC Energy & Environment Engineering Co. Ltd.
Beijing Shi, China
Construction engineering
Patent: 1
97
University of Washington
Washington, United States
Machine learning,Lecture hall,Energy storage,
...[+2]
Patent: 1
98
Huadian Zhejiang Longyou Thermal Power Co., Ltd.
China
Patent: 1
99
Japhl Powertrain Systems Co., Ltd.
Anhui Sheng, China
Automotive engineering
Patent: 1
100
Harbin Dongan Auto Engine Co., Ltd.
Heilongjiang Sheng, China
Gasoline,Automotive engineering,Cylinder block,
...[+2]
Patent: 1

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