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Top 20 Fast-growings companies in Expansive
by Most Patent Filing In 5 Years in the world in 2022

The Expansive top 20 is Discovery PatSnap’ annual ranking of the top 20 Most Patent Filing In 5 Years Expansive Fast-growings 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 mathematics, the notion of expansivity formalizes the notion of points moving away from one another under the action of an iterated function. The idea of expansivity is fairly rigid, as the definition of positive expansivity, below, as well as the Schwarz-Ahlfors-Pick theorem demonstrate.
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Company Name
Region
Tech Topics
Total
1
Patent: 2
2
Patent: 1
3
Patent: 1
4
Patent: 1
5
Patent: 1
6
Patent: 1
7
Patent: 1
8
Patent: 1
9
HE, CN
Patent: 1
10
Patent: 1
11
Western culture,TUTOR,Silicon carbide,
...[+2]
Patent: 1
12
Railway engineering,Graduate degree,Simulation,
...[+2]
Patent: 1
13
Patent: 1
14
Patent: 1
15
Pinyin,Public university,Chemistry,
...[+2]
Patent: 1
16
Vocational education,Public university,Materials science,
...[+2]
Patent: 1
17
Patent: 1
18
Luoyang Institute of Science & Technology
Patent: 1
19
Patent: 1
20
Patent: 1
Page generation time: Aug 11 2025