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Top 50 Key Players companies in Halo effect
by Most Patent Filings in the world in 2022

The Halo effect top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Patent Filings Halo effect Key Players in the world. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2022, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
Halo effect (sometimes called the halo error) is the tendency for positive impressions of a person, company, brand or product in one area to positively influence one's opinion or feelings in other areas. It is a type of cognitive bias and is the opposite of the horn effect.
#
Company Name
Region
Tech Topics
Total
1
Medical equipment,Health care,Optometry,
...[+2]
Patent: 45
2
Patent: 7
3
Patent: 7
4
South Korea
Patent: 5
5
Istanbul, Turkey
Patent: 5
6
Patent: 5
7
Patent: 4
8
Patent: 4
9
Excimer laser,Fast-moving consumer goods,Health care,
...[+2]
Patent: 4
10
Patent: 3
11
Patent: 3
12
Patent: 3
13
Patent: 3
14
Patent: 3
15
Patent: 3
16
Noord-Holland, Netherlands
Health care,Wellness Programs,Medical imaging,
...[+2]
Patent: 2
17
Basel-Stadt, Switzerland
Dosage form,Health care,Medicine,
...[+2]
Patent: 2
18
South Korea
Patent: 2
19
Patent: 2
20
Information display,Automotive engineering,Vehicle to everything,
...[+2]
Patent: 2
21
Patent: 2
22
Patent: 2
23
Patent: 2
24
Patent: 2
25
FR
Patent: 2
26
CN
Patent: 2
27
Patent: 2
28
Patent: 2
29
Patent: 1
30
Patent: 1
31
Patent: 1
32
Patent: 1
33
Patent: 1
34
Patent: 1
35
National security,Aerospace,Network security,
...[+2]
Patent: 1
36
Patent: 1
37
Patent: 1
38
Medical imaging,Attractiveness,Product group,
...[+2]
Patent: 1
39
Patent: 1
40
Patent: 1
41
Patent: 1
42
Patent: 1
43
Patent: 1
44
Aerospace,Interior product,In-flight entertainment,
...[+2]
Patent: 1
45
Patent: 1
46
Patent: 1
47
Patent: 1
48
Patent: 1
49
Patent: 1
50
Patent: 1
Page generation time: Sep 08 2025