Top 50 Key Players companies in NOx by Most Patent Filings in the United States in 2018 – Discovery

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The NOx top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Patent Filings NOx Key Players in the United States. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2018, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.

1	BASF Corp.	New Jersey, United States	Nutrition,Chemical engineering,Aerospace, ...[+2]	Patent: 429
2	Robert Bosch Corp.	Michigan, United States	Shopping mall,Truck	Patent: 261
3	General Electric Co.	Massachusetts, United States	Energy management,Turbine,Electronics, ...[+2]	Patent: 240
4	Praxair S.T. Technology, Inc.	Connecticut, United States	Information technology consulting,Systems design,Coating, ...[+2]	Patent: 144
5	Volkswagen Group of America, Inc.	Michigan, United States	Truck,Automotive engineering,Automotive industry	Patent: 143
6	Exxon Research & Engineering Co.	United States		Patent: 141
7	Caterpillar, Inc.	Illinois, United States	Turbine,Construction engineering,Mechanical engineering, ...[+2]	Patent: 109
8	W.R. Grace & Co.	United States	Coating,Computer hardware,Petrochemical, ...[+2]	Patent: 102
9	John Zink Co. LLC	Oklahoma, United States	Control equipment,Hydronics,Combustion system, ...[+2]	Patent: 94
10	BASF Catalysts LLC	New Jersey, United States	Polyolefin,Mica,Metal, ...[+2]	Patent: 92
11	thyssenkrupp Industrial Solutions AG	Wisconsin, United States	Industrial engineering,Mechanical engineering,Value added, ...[+2]	Patent: 90
12	International Engine Intellectual Property Co. LLC	Illinois, United States	Intellectual property,Automotive engineering	Patent: 82
13	Air Products & Chemicals, Inc.	Pennsylvania, United States	Industrial gas,Chemical engineering,Helium, ...[+2]	Patent: 80
14	The Babcock & Wilcox Co.	Ohio, United States	Electronics,Flue-gas desulfurization,Control equipment, ...[+2]	Patent: 78
15	Exxon Mobil Corp.	Texas, United States	Petroleum,Petroleum industry,Chemical engineering, ...[+2]	Patent: 76
16	Mobil Corp.	Texas, United States	Petroleum industry,Petroleum,Natural gas	Patent: 76
17	Corning, Inc.	New York, United States	Telecommunications,Computer hardware,Electronics, ...[+2]	Patent: 64
18	Fuel Tech, Inc.	Illinois, United States	Air pollution,Chemical energy,Petroleum industry, ...[+2]	Patent: 60
19	Cummins, Inc.	Indiana, United States	Electric vehicle,Natural gas,Petroleum industry, ...[+2]	Patent: 56
20	ClearSign Technologies Corp.	Washington, United States	Petroleum industry,Chemical reaction,Combustion system, ...[+2]	Patent: 45
21	Siemens Energy, Inc.	United States	HVAC,Offshore wind power,Wind power, ...[+1]	Patent: 37
22	PQ Corp.	Pennsylvania, United States	Synthetic rubber,Chemical engineering,Silicate, ...[+2]	Patent: 34
23	Solar Turbines, Inc.	California, United States	Turbine,Petroleum industry,Power transmission, ...[+2]	Patent: 32
24	Tenneco Automotive Operating Co., Inc.	Illinois, United States	Steering system,Mechanical engineering,Cutlery, ...[+1]	Patent: 31
25	E.I. du Pont de Nemours & Co.	Delaware, United States	Agriculture,Materials science,Electronics, ...[+2]	Patent: 29
26	CDTi Advanced Materials, Inc.	California, United States	Automotive engineering,Cisco Catalyst,Exhaust emission, ...[+2]	Patent: 29
27	Foster Wheeler Energy International, Inc.	New Jersey, United States	Construction engineering	Patent: 29
28	United Technologies	Connecticut, United States	Aerospace,Public transport,Building automation, ...[+2]	Patent: 28
29	United-Tech, Inc.	Oklahoma, United States	Yeast,Telecommunications,Chemical treatment, ...[+2]	Patent: 28
30	Calgon Carbon Corp.	Pennsylvania, United States	Activated carbon,Carbon,Industrial engineering, ...[+2]	Patent: 26
31	General Motors Co.	Michigan, United States	Sport utility vehicle,Public transport,Enterprise software, ...[+2]	Patent: 22
32	Honeywell International, Inc.	North Carolina, United States	Aerospace,Electronics,Market research, ...[+2]	Patent: 20
33	The Dow Chemical Co.	Michigan, United States	Coating,Agriculture,Chemical engineering, ...[+2]	Patent: 20
34	Delphi Technology, Inc.	Massachusetts, United States	Software,Business intelligence,Systems design, ...[+2]	Patent: 20
35	Afton Chemical Corp.	Virginia, United States	Diesel engine,Petrochemical,Chemical engineering, ...[+2]	Patent: 19
36	MECS, Inc.	Missouri, United States	Sulfuric acid,Air conditioning,Wet gas, ...[+2]	Patent: 19
37	Carrier Corp.	Indiana, United States	Refrigeration,Air conditioning,Mechanical engineering, ...[+2]	Patent: 18
38	Shell Oil Co.	Texas, United States	Petrochemical,Nanomaterials,Chemical engineering, ...[+2]	Patent: 18
39	Umicore Shokubai USA, Inc.	Michigan, United States		Patent: 18
40	Mack Trucks, Inc.	North Carolina, United States	Truck,Construction engineering,Public transport, ...[+2]	Patent: 17
41	Texaco Development Corp.	Texas, United States		Patent: 17
42	Rohm & Haas Co.	Pennsylvania, United States	Adhesive,Agriculture,Coating, ...[+2]	Patent: 16
43	Zeeco, Inc.	Oklahoma, United States	Fuel gas,Air pollution	Patent: 16
44	Petrocon Engineering, Inc.	Texas, United States	Construction engineering,Petrochemical,Automation, ...[+2]	Patent: 15
45	GEO2 Technologies, Inc.	Massachusetts, United States	Microstructure,Biotechnology	Patent: 15
46	Automotive Systems Laboratory, Inc.	Michigan, United States		Patent: 15
47	INTERCAT, Inc.	New Jersey, United States	Chemical engineering	Patent: 14
48	Faurecia Emissions Control Technologies USA LLC	Indiana, United States	Automotive engineering	Patent: 13
49	Tronox LLC	Oklahoma, United States	Titanium dioxide,Chemical engineering,Pigment	Patent: 13
50	ABB Automation, Inc.	United States	Automation,Manufacturing engineering,Mechanical engineering, ...[+2]	Patent: 13