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Top 5 Fast-growings companies in Catalytic converter
by Most Patent Filing In 3 Years in the South Korea in 2021

The Catalytic converter top 5 is Discovery PatSnap’ annual ranking of the top 5 Most Patent Filing In 3 Years Catalytic converter Fast-growings in the South Korea. 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
Kia Corp.
Customer expectation,Automotive engineering,Public transport,
...[+2]
Patent: 39
2
Hyundai Motor Co., Ltd.
Public transport,Automotive engineering,Truck,
...[+2]
Patent: 38
3
LG Electronics, Inc.
Computer hardware,Electronics,Telecommunications,
...[+2]
Patent: 2
4
Korea Institute of Machinery & Materials
Biological membrane,Biofabrication,3D bioprinting,
...[+2]
Patent: 1
5
Korea Research Institute of Chemical Technology
Type I hypersensitivity,Cancer immunotherapy,Clinical research,
...[+2]
Patent: 1
Page generation time: Aug 11 2025