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Top 20 Fast-growings companies in Catalytic converter
by Most Patent Filing In 5 Years in the United States in 2020

The Catalytic converter top 20 is Discovery PatSnap’ annual ranking of the top 20 Most Patent Filing In 5 Years Catalytic converter Fast-growings in the United States. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2020, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
A catalytic converter is an exhaust emission control device that reduces toxic gases and pollutants in exhaust gas from an internal combustion engine into less-toxic pollutants by catalyzing a redox reaction (an oxidation and a reduction reaction). Catalytic converters are usually used with internal combustion engines fueled by either gasoline or diesel—including lean-burn engines as well as kerosene heaters and stoves.
#
Company Name
Region
Tech Topics
Total
1
Shopping mall,Truck
Patent: 210
2
Patent: 161
3
Patent: 20
4
Patent: 11
5
Patent: 10
6
Patent: 10
7
Patent: 9
8
Patent: 7
9
Patent: 7
10
Patent: 6
11
Patent: 6
12
Materials science,Performance efficiency,Manufacturing process,
...[+1]
Patent: 6
13
Patent: 5
14
Product category
Patent: 5
15
Patent: 5
16
Patent: 4
17
Patent: 4
18
Patent: 4
19
Patent: 3
20
Patent: 3
Page generation time: Aug 11 2025