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Top 100 Key Players companies in NOx
by Most Market Reports in the world in 2019

The NOx top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Market Reports NOx Key Players 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.

Key Players

Fast-growings

Startups & Unicorns

New Entrants

Ranking Year:

2022

2021

2020

2019

2018

Region:

Global

China

Japan

India

United States

Germany

United Kingdom

France

Belgium

Canada

Netherlands

Switzerland

South Korea

Australia

Italy

Sweden

Spain

Israel

Ranking:

Most Patent Filings

Highest Patent Value

Most Patent Citation

Most Research Publications

Most Literature Citation

Most Market Reports

Most News Heat

#
Company Name
Region
Tech Topics
Total
1
Babcock & Wilcox Enterprises, Inc.
North Carolina, United States
Power transmission,Renewable power generation,Biomass,
...[+2]
market report: 13
2
BASF SE
Rheinland-Pfalz, Germany
Agriculture,Petrochemical,Chemical engineering,
...[+2]
market report: 12
3
Siemens AG
Bayern, Germany
Power transmission,Electronics,Turbine,
...[+2]
market report: 11
4
Tenneco, Inc.
Illinois, United States
Powertrain,Automotive engineering,Catalytic converter,
...[+2]
market report: 9
5
Cummins, Inc.
Indiana, United States
Electric vehicle,Natural gas,Petroleum industry,
...[+2]
market report: 8
6
Mitsubishi Hitachi Power Systems Americas, Inc.
United States
Turbine,Power transmission,Air pollution,
...[+2]
market report: 8
7
Ducon Technologies, Inc.
New York, United States
Air pollution,Flue-gas desulfurization,Control equipment,
...[+2]
market report: 8
8
General Electric Co.
Massachusetts, United States
Energy management,Turbine,Electronics,
...[+2]
market report: 7
9
Continental AG
Niedersachsen, Germany
Automotive engineering,Chassis,Powertrain,
...[+2]
market report: 7
10
Johnson Matthey Plc
United Kingdom
Diesel particulate filter,Chemical engineering,Cisco Catalyst,
...[+2]
market report: 7
11
Thermax Ltd.
Maharashtra, India
Air pollution,Solar energy,Boiler (power generation),
...[+2]
market report: 7
12
Nox Medical ehf
Iceland
Medical equipment,Health care,Standard solution,
...[+2]
market report: 7
13
Honeywell International, Inc.
North Carolina, United States
Aerospace,Electronics,Market research,
...[+2]
market report: 6
14
Alstom SA
Île-de-France, France
Public transport,Power transmission,Efficient energy use,
...[+2]
market report: 6
15
Faurecia SE
Île-de-France, France
Automotive engineering,Catalytic converter,Selective catalytic reduction,
...[+2]
market report: 6
16
Hamon & Cie International SA
LORRAINE, France
Heat exchanger,Mechanical engineering,Electrostatic precipitator,
...[+2]
market report: 6
17
Amec Foster Wheeler Ltd.
United Kingdom
Petroleum industry,Boiler (power generation),Construction management,
...[+2]
market report: 6
18
Fujian Longking Co., Ltd.
Fujian Sheng, China
Industrial engineering,Electrostatic precipitator,High voltage,
...[+2]
market report: 6
19
Medtronic Plc
Dublin, Ireland
Medical equipment,Health care,Pharmacy and Therapeutics,
...[+2]
market report: 5
20
Umicore
Brussels Hoofdstedelijk Gewest, Belgium
Zinc,Precious metal,Catalysis,
...[+2]
market report: 5
21
Horiba Ltd.
Kyoto, Japan
Semiconductor,Electronics,Hematology,
...[+2]
market report: 5
22
CF Industries Holdings, Inc.
Illinois, United States
Fertilizer,Ammonium nitrate,Nitrogen fertilizer,
...[+2]
market report: 5
23
Compumedics Ltd.
British Columbia, Canada
Medical equipment,Neurology,Health care,
...[+2]
market report: 5
24
TotalEnergies SE
Île-de-France, France
Solar energy,Petroleum,Renewable energy,
...[+2]
market report: 4
25
John Wood Group Plc
Aberdeen City, United Kingdom
Energy management,Petroleum industry,Renewable energy,
...[+2]
market report: 4
26
Koninklijke Philips NV
Noord-Holland, Netherlands
Health care,Wellness Programs,Medical imaging,
...[+2]
market report: 4
27
DENSO Corp.
Aichi, Japan
Automotive engineering,Industrial robot,Programmable logic controller,
...[+2]
market report: 4
28
BorgWarner, Inc.
Michigan, United States
Electric vehicle,Automotive engineering,Gasoline,
...[+2]
market report: 4
29
Clariant AG
Basel-Landschaft, Switzerland
Catalysis,Chemical engineering,Pigment,
...[+2]
market report: 4
30
ResMed, Inc.
California, United States
Medical equipment,Breathing,Health care,
...[+2]
market report: 4
31
Yara International ASA
Oslo, Norway
Fertilizer,Agriculture,Chemical engineering,
...[+2]
market report: 4
32
Milliken & Co. (South Carolina)
South Carolina, United States
Graphic design,Product design,Textile (markup language),
...[+2]
market report: 4
33
Mannington Mills, Inc.
New Jersey, United States
Interior design,Hardwood,Composite material,
...[+2]
market report: 4
34
Bosal International NV
Belgium
Automotive engineering,Catalytic converter,Distribution center,
...[+2]
market report: 4
35
GE Healthcare Ltd. (United Kingdom)
Buckinghamshire, United Kingdom
Computed tomography,Medicine,Medical equipment,
...[+2]
market report: 4
36
NOX Corp.
South Korea
Composite material
market report: 4
37
Tri-Mer Corp.
Michigan, United States
Automation,Manufacturing engineering,Industrial engineering,
...[+2]
market report: 4
38
Johnson & Johnson
New Jersey, United States
Health care,Medical equipment,Risperidone,
...[+2]
market report: 3
39
Panasonic Holdings Corp.
Osaka, Japan
Semiconductor,Industrial engineering,Electronics,
...[+2]
market report: 3
40
Emerson Electric Co.
Missouri, United States
Software,Computer hardware,Electronics,
...[+2]
market report: 3
41
Samsung Electronics Co., Ltd.
South Korea
Computer hardware,Semiconductor,Software,
...[+2]
market report: 3
42
Mohawk Industries, Inc.
United States
Construction engineering,Integrated manufacturing,Mohawk,
...[+2]
market report: 3
43
Thermo Fisher Scientific, Inc.
Massachusetts, United States
Biology,Medical equipment,Reagent,
...[+2]
market report: 3
44
Andritz AG
Steiermark, Austria
Paper mill,Industrial engineering,Turbine,
...[+2]
market report: 3
45
Interface, Inc.
United States
Flor,Textile (markup language),Antimicrobial,
...[+2]
market report: 3
46
Tarkett SA
Île-de-France, France
Artificial turf,Hardwood,Composite material,
...[+2]
market report: 3
47
Robert Bosch GmbH
Baden-Württemberg, Germany
Automotive engineering,Mechanical engineering,Electronics,
...[+2]
market report: 3
48
Masimo Corp.
California, United States
Health care,Medical equipment,Patient monitor,
...[+2]
market report: 3
49
Nihon Kohden Corp.
Tokyo, Japan
Hematology,Evoked potential,Hemostasis,
...[+2]
market report: 3
50
Agrium, Inc.
Alberta, Canada
Nutrient,Crop,Chemical engineering,
...[+2]
market report: 3
51
Yutaka Giken Co., Ltd.
Shizuoka, Japan
Braking system,Catalytic converter,Automotive engineering,
...[+2]
market report: 3
52
Fuel Tech, Inc.
Illinois, United States
Air pollution,Chemical energy,Petroleum industry,
...[+2]
market report: 3
53
Calgon Carbon Corp.
Pennsylvania, United States
Activated carbon,Carbon,Industrial engineering,
...[+2]
market report: 3
54
Natus Medical, Inc.
California, United States
Medical equipment,Health care,Polysomnography,
...[+2]
market report: 3
55
Vyaire Medical, Inc.
Illinois, United States
Medical equipment,Health care,Breathing,
...[+2]
market report: 3
56
Sango Co. Ltd.
Aichi, Japan
Exhaust manifold,Catalytic converter,Automotive engineering,
...[+2]
market report: 3
57
Gerflor SAS
France
Building material,Composite material
market report: 3
58
Cleveland Medical Devices, Inc.
Ohio, United States
Polysomnography,Computer hardware,Medical equipment,
...[+2]
market report: 3
59
Congoleum Corp.
New Jersey, United States
Building material,Plastic bag
market report: 3
60
Eberspächer
Baden-Württemberg, Germany
Automotive electronics,Automotive engineering,Catalytic converter,
...[+2]
market report: 3
61
Servomex Group Ltd.
East Sussex, United Kingdom
Computer hardware,Electronics,Laser diode,
...[+2]
market report: 3
62
Nonin Medical, Inc.
Minnesota, United States
Software,Medical equipment,Health care,
...[+2]
market report: 3
63
Cadwell Laboratories, Inc.
Washington, United States
Medical equipment,Neurophysiology,Brain–computer interface,
...[+2]
market report: 3
64
Beltran Associates, Inc.
New York, United States
Refrigeration,Control system,Electrostatic precipitator,
...[+2]
market report: 3
65
esco international GmbH
Germany
Air pollution,Electrostatic precipitator,Flue-gas desulfurization,
...[+2]
market report: 3
66
Cataler Thailand Co. Ltd.
Rayong, Thailand
Cisco Catalyst,Automotive engineering,Automotive catalyst,
...[+2]
market report: 3
67
GEA Bischoff GmbH
Nordrhein-Westfalen, Germany
Air pollution,Electrostatic precipitator,Flue-gas desulfurization,
...[+2]
market report: 3
68
ABB Ltd.
ZURICH, Switzerland
Robotics,Electrical equipment,Public transport,
...[+2]
market report: 2
69
Pfizer Inc.
New York, United States
Health care,Clinical trial,Drug,
...[+2]
market report: 2
70
TOSHIBA Corp.
Tokyo, Japan
Semiconductor,Computer hardware,Electronics,
...[+2]
market report: 2
71
GSK Plc
United Kingdom
Health care,Clinical trial,Drug,
...[+2]
market report: 2
72
Air Liquide SA
Île-de-France, France
Industrial gas,Welding,Chemical engineering,
...[+2]
market report: 2
73
Parker-Hannifin Corp.
Ohio, United States
Computer hardware,Metal,Machine element,
...[+2]
market report: 2
74
3M Co.
Minnesota, United States
Adhesive,Electronics,Writing paper,
...[+2]
market report: 2
75
Hanwha Corp.
South Korea
Fireworks,Demolition,Polyvinyl chloride,
...[+2]
market report: 2
76
Mitsubishi Heavy Industries, Ltd.
Tokyo, Japan
Aerospace,Electronics,Manufacturing engineering,
...[+2]
market report: 2
77
TE Connectivity Ltd.
Schaffhausen, Switzerland
Semiconductor,Electronic component,Electronics,
...[+2]
market report: 2
78
Corning, Inc.
New York, United States
Telecommunications,Computer hardware,Electronics,
...[+2]
market report: 2
79
AstraZeneca Plc
Cambridgeshire, United Kingdom
Medicine,Health care,Side effect,
...[+2]
market report: 2
80
IHI Corp.
Tokyo, Japan
Turbocharger,Manufacturing engineering,Turbine,
...[+2]
market report: 2
81
Donaldson Co., Inc.
Minnesota, United States
Filtration,Filter (aquarium),Industrial engineering,
...[+2]
market report: 2
82
Takeda Pharmaceutical Co., Ltd.
Osaka, Japan
Medicine,Health care,Clinical trial,
...[+2]
market report: 2
83
Sasol Ltd.
South Africa
Petrochemical,Chemical engineering,Liquid fuel,
...[+2]
market report: 2
84
FLSmidth & Co. A/S
Hovedstaden, Denmark
Cement,Construction engineering,Air pollution,
...[+2]
market report: 2
85
Avanos Medical, Inc.
United States
Opioid,Hospitality industry,Medical equipment,
...[+2]
market report: 2
86
IBIDEN Co., Ltd.
Gifu, Japan
Electronics,Semiconductor,Asphalt,
...[+2]
market report: 2
87
Siemens Healthineers AG
Munich, Germany
Health care,Medical equipment,Healthcare industry,
...[+2]
market report: 2
88
CECO Environmental Corp.
Ohio, United States
Filtration,Environmental consulting,Air pollution,
...[+2]
market report: 2
89
Futaba Industrial Co., Ltd.
Aichi, Japan
Catalytic converter,Automotive engineering,Exhaust manifold,
...[+2]
market report: 2
90
Nissan Chemical Corp.
Tokyo, Japan
Pesticide,Meiji period,Fertilizer,
...[+2]
market report: 2
91
Doosan Enerbility Co., Ltd.
Gyeongsangnam-do, South Korea
Water treatment,Turbine,Construction engineering,
...[+2]
market report: 2
92
Mutares SE & Co. KGaA
Bayern, Germany
Packaging machine,Waste collection,Electrostatic precipitator,
...[+2]
market report: 2
93
MAHLE GmbH
Baden-Württemberg, Germany
Automotive engineering,Chemical energy,Gasoline,
...[+2]
market report: 2
94
Benteler International AG
Salzburg, Austria
Automation,Mechanical engineering,Manufacturing engineering,
...[+2]
market report: 2
95
James Halstead Plc
Manchester, United Kingdom
market report: 2
96
BorgWarner Technologies Ltd.
United Kingdom
Powertrain,Automotive engineering,Fuel injection,
...[+2]
market report: 2
97
Heraeus Holding GmbH
Hessen, Germany
Precious metal,Mining engineering,Natural resource management,
...[+2]
market report: 2
98
ZOLL Medical Corp.
Massachusetts, United States
Software,Implantable cardioverter-defibrillator,Physical fitness,
...[+2]
market report: 2
99
LX Hausys Ltd.
South Korea
Wallpaper,Thermal insulation,Architecture,
...[+2]
market report: 2
100
KC Cottrell Co., Ltd.
South Korea
Air pollution,Control system,Automation,
...[+2]
market report: 2

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