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Top 20 Key Players companies in Fading
by Most Sep Patents in the world in 2022

The Fading top 20 is Discovery PatSnap’ annual ranking of the top 20 Most Sep Patents Fading 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.
In wireless communications, fading is variation of the attenuation of a signal with various variables. These variables include time, geographical position, and radio frequency. Fading is often modeled as a random process. A fading channel is a communication channel that experiences fading. In wireless systems, fading may either be due to multipath propagation, referred to as multipath-induced fading, weather (particularly rain), or shadowing from obstacles affecting the wave propagation, sometimes referred to as shadow fading.
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Company Name
Region
Tech Topics
Total
1
South Korea
SEP patent: 27
2
Noord-Holland, Netherlands
Health care,Wellness Programs,Medical imaging,
...[+2]
SEP patent: 16
3
SEP patent: 16
4
SEP patent: 15
5
SEP patent: 13
6
Southern Finland, Finland
SEP patent: 5
7
Guangdong Sheng, China
SEP patent: 5
8
Beijing Shi, China
SEP patent: 5
9
SEP patent: 3
10
SEP patent: 3
11
Osaka, Japan
SEP patent: 2
12
Guangdong Sheng, China
SEP patent: 2
13
Osaka, Japan
SEP patent: 2
14
SEP patent: 1
15
Ontario, Canada
SEP patent: 1
16
Île-de-France, France
SEP patent: 1
17
South Korea
SEP patent: 1
18
Baden-Württemberg, Germany
SEP patent: 1
19
SEP patent: 1
20
SEP patent: 1
Page generation time: Dec 16 2025