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Top 100 New Entrants companies in Catalytic converter
by Most Patent Filing In 5 Years in the world in 2021

The Catalytic converter top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filing In 5 Years 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: 13
2
Patent: 12
3
Patent: 8
4
Patent: 7
5
NW, DE
Patent: 7
6
Patent: 6
7
Patent: 6
8
Patent: 6
9
Patent: 5
10
Patent: 5
11
Patent: 5
12
Patent: 4
13
Hordaland, Norway
Patent: 4
14
Patent: 4
15
Patent: 4
16
Patent: 4
17
Skåne, Sweden
Patent: 4
18
Patent: 4
19
Patent: 4
20
United Kingdom
Patent: 4
21
Patent: 4
22
Patent: 3
23
Patent: 3
24
Patent: 3
25
Patent: 3
26
Patent: 3
27
Patent: 3
28
Patent: 3
29
Patent: 3
30
Patent: 3
31
Patent: 2
32
Patent: 2
33
Academic Training,Educational institution,Graduate degree,
...[+2]
Patent: 2
34
Patent: 2
35
Patent: 2
36
Patent: 2
37
Patent: 2
38
Patent: 2
39
Patent: 2
40
Patent: 2
41
Patent: 2
42
Patent: 2
43
Revenue code,Applied science,Gunfire locator,
...[+2]
Patent: 2
44
Schaffhausen, Switzerland
Patent: 2
45
PL
Patent: 2
46
Patent: 2
47
Patent: 2
48
ES
Patent: 2
49
Delhi, India
Patent: 2
50
Patent: 2
51
Patent: 2
52
Patent: 2
53
Patent: 2
54
Patent: 2
55
Pinyin,Mainland China,Chemistry,
...[+2]
Patent: 2
56
Patent: 2
57
International joint venture,Automotive engineering,Web design,
...[+2]
Patent: 2
58
Patent: 2
59
Patent: 2
60
Lombardia, Italy
Architecture,Computer science,Mathematics,
...[+2]
Patent: 2
61
Patent: 2
62
Patent: 2
63
Brussels Hoofdstedelijk Gewest, Belgium
Hydrogen,Advertising,Gasoline
Patent: 2
64
Patent: 2
65
Patent: 1
66
Patent: 1
67
Patent: 1
68
Okayama, Japan
Patent: 1
69
Patent: 1
70
France
Aerospace,National security,Publication
Patent: 1
71
Patent: 1
72
Patent: 1
73
Patent: 1
74
Patent: 1
75
Patent: 1
76
Wkk Trading Shanghai Co. Ltd.
Patent: 1
77
Patent: 1
78
Vtx Technology LLC
Patent: 1
79
Vojvodina, Serbia
Patent: 1
80
Patent: 1
81
Slovakia (Slovak Republic)
Kosice, Slovakia (Slovak Republic)
Patent: 1
82
Zhongjie (Jiangsu) Technology Co., Ltd.
Patent: 1
83
Patent: 1
84
Patent: 1
85
Patent: 1
86
Patent: 1
87
Patent: 1
88
Patent: 1
89
Patent: 1
90
Patent: 1
91
Patent: 1
92
Patent: 1
93
Patent: 1
94
Patent: 1
95
NGK EUROPE GmbH
Patent: 1
96
Patent: 1
97
Sweden
Marine propulsion,National security,Aerospace
Patent: 1
98
Library science,Work ethic,Psychology,
...[+2]
Patent: 1
99
Petroleum industry,Project team,Goods and services,
...[+1]
Patent: 1
100
The Internet,Academic Training,Educational institution,
...[+2]
Patent: 1
Page generation time: Aug 11 2025