Free Trial
Want deep insights into your competitors & competitive landscape? Try Patsnap Eureka!

Top 20 Fast-growings companies in Diesel exhaust fluid
by Most Patent Filing In 5 Years in the United States in 2019

The Diesel exhaust fluid top 20 is Discovery PatSnap’ annual ranking of the top 20 Most Patent Filing In 5 Years Diesel exhaust fluid Fast-growings in the United States. 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.
Diesel exhaust fluid (DEF) is an aqueous urea solution made with 32.5% urea and 67.5% deionized water. It is standardised as AUS 32 (aqueous urea solution) in ISO 22241. DEF is a consumable in selective catalytic reduction (SCR) that lowers NOₓ concentration in the diesel exhaust emissions from diesel engines.
#
Company Name
Region
Tech Topics
Total
1
Robert Bosch Corp.
Shopping mall,Truck
Patent: 39
2
Caterpillar, Inc.
Turbine,Construction engineering,Mechanical engineering,
...[+2]
Patent: 22
3
Gates Corp.
Belting,Fluid power,Power transmission,
...[+2]
Patent: 10
4
PACCAR, Inc.
Truck,Automotive engineering,Public transport,
...[+2]
Patent: 6
5
Continental Automotive Systems, Inc.
Automotive engineering,New Car Assessment Program,Automotive systems,
...[+2]
Patent: 5
6
International Engine Intellectual Property Co. LLC
Intellectual property,Automotive engineering
Patent: 4
7
Cummins, Inc.
Electric vehicle,Natural gas,Petroleum industry,
...[+2]
Patent: 4
8
Stant USA Corp.
Thermostat,Control valves,Management system
Patent: 4
9
Blue Leaf I.P., Inc.
Special purpose entity
Patent: 4
10
Multiquip, Inc.
Tower,Cutting,Forestry,
...[+2]
Patent: 3
11
BorgWarner, Inc.
Electric vehicle,Automotive engineering,Gasoline,
...[+2]
Patent: 3
12
Caterpillar Paving Products, Inc.
Surface mining,Tractor,Truck,
...[+1]
Patent: 1
13
BeneCor, Inc.
Salt lake
Patent: 1
14
Donaldson Co., Inc.
Filtration,Filter (aquarium),Industrial engineering,
...[+2]
Patent: 1
15
Clark Equipment Co.
Tractor,Truck,Manufacturing engineering,
...[+2]
Patent: 1
16
Elkhart Plastics, Inc.
Material selection,Pallet
Patent: 1
17
Cummins Intellectual Property, Inc.
Mechanical engineering,Manufacturing engineering,Internal combustion engine,
...[+1]
Patent: 1
18
SSI Technology, Inc.
Patent: 1
19
Afton Chemical Corp.
Diesel engine,Petrochemical,Chemical engineering,
...[+2]
Patent: 1
20
Tenneco Automotive Operating Co., Inc.
Steering system,Mechanical engineering,Cutlery,
...[+1]
Patent: 1
Page generation time: Jun 27 2025