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Top 20 New Entrants companies in Catalytic converter
by Most Patent Filing In 1 Year in the world in 2021

The Catalytic converter top 20 is Discovery PatSnap’ annual ranking of the top 20 Most Patent Filing In 1 Year Catalytic converter New Entrants in the world. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2021, 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
Patent: 5
2
Patent: 4
3
Patent: 2
4
Patent: 2
5
Patent: 2
6
Patent: 2
7
Texas, United States
Petroleum industry,Project team,Goods and services,
...[+1]
Patent: 1
8
The Internet,Academic Training,Educational institution,
...[+2]
Patent: 1
9
Patent: 1
10
Patent: 1
11
Patent: 1
12
Patent: 1
13
Germany
Patent: 1
14
BV, DE
Patent: 1
15
Germany
Patent: 1
16
Minas Gerais, Brazil
Patent: 1
17
Zhongjie (Jiangsu) Technology Co., Ltd.
Patent: 1
18
Alberta, Canada
Patent: 1
19
Patent: 1
20
Patent: 1
Page generation time: Aug 11 2025