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Top 100 Fast-growings companies in Polystyrene
by Most Patent Filing In 1 Year in the China in 2021

The Polystyrene top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filing In 1 Year Polystyrene Fast-growings in the China. 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.
Polystyrene (PS) /ˌpɒliˈstaɪriːn/ is a synthetic aromatic hydrocarbon polymer made from the monomer styrene. Polystyrene can be solid or foamed. General-purpose polystyrene is clear, hard, and rather brittle. It is an inexpensive resin per unit weight. It is a rather poor barrier to oxygen and water vapour and has a relatively low melting point. Polystyrene is one of the most widely used plastics, the scale of its production being several million tonnes per year. Polystyrene can be naturally transparent, but can be coloured with colourants. Uses include protective packaging (such as packing peanuts and CD and DVD cases), containers, lids, bottles, trays, tumblers, disposable cutlery and in the making of models.
#
Company Name
Region
Tech Topics
Total
1
Patent: 16
2
Pinyin,High-electron-mobility transistor,Public university,
...[+2]
Patent: 9
3
Patent: 8
4
Patent: 7
5
Patent: 7
6
Patent: 7
7
Patent: 7
8
Patent: 6
9
USEON (Nanjing) Extrusion Machinery Co., Ltd.
Patent: 6
10
Patent: 6
11
Pinyin,Educational institution,Cancer immunotherapy,
...[+2]
Patent: 6
12
Patent: 5
13
Patent: 5
14
Pinyin,Public university,Chemistry,
...[+2]
Patent: 5
15
Pinyin,Public university,Coronavirus,
...[+2]
Patent: 5
16
Patent: 5
17
Patent: 5
18
Pinyin,Mainland China,Chemistry,
...[+2]
Patent: 5
19
CONTEST,Biological membrane,Biofabrication,
...[+2]
Patent: 4
20
The Internet,Educational institution,Graduate degree,
...[+2]
Patent: 4
21
Patent: 4
22
Patent: 4
23
Patent: 4
24
Patent: 3
25
Patent: 3
26
Medical equipment,Biology,Health care,
...[+2]
Patent: 3
27
Pinyin,Coronavirus,Jurisdiction,
...[+2]
Patent: 3
28
Educational institution,Chemistry,Materials science,
...[+2]
Patent: 3
29
Patent: 3
30
Patent: 3
31
Patent: 3
32
Patent: 3
33
Patent: 3
34
Patent: 3
35
Literature,Chemistry,Mathematics,
...[+2]
Patent: 3
36
Patent: 3
37
Academic Training,Educational institution,Graduate degree,
...[+2]
Patent: 3
38
Patent: 3
39
Patent: 3
40
Patent: 3
41
Patent: 3
42
Doctoral research,Pinyin,Materials science,
...[+2]
Patent: 3
43
Education development,Cell therapy,Drug repositioning,
...[+2]
Patent: 2
44
Patent: 2
45
Real estate development
Patent: 2
46
Patent: 2
47
Patent: 2
48
Patent: 2
49
Patent: 2
50
Patent: 2
51
Patent: 2
52
Patent: 2
53
Patent: 2
54
Public university,Solid-state battery,Lithium-ion battery,
...[+2]
Patent: 2
55
Patent: 2
56
Patent: 2
57
Patent: 2
58
Patent: 2
59
Patent: 2
60
Patent: 2
61
Pinyin,Literature,Computer science,
...[+2]
Patent: 2
62
Patent: 2
63
Patent: 2
64
Patent: 2
65
Chemistry,Mathematics,Inorganic chemistry,
...[+2]
Patent: 2
66
Patent: 2
67
Patent: 2
68
Patent: 2
69
Patent: 2
70
Patent: 2
71
Patent: 2
72
Patent: 2
73
Real estate development
Patent: 2
74
Patent: 2
75
Patent: 2
76
Patent: 2
77
Patent: 2
78
Patent: 2
79
Patent: 2
80
Patent: 2
81
Military science,Materials science,Academic achievement,
...[+2]
Patent: 2
82
Patent: 2
83
Patent: 2
84
Patent: 2
85
Graduate degree,Academic Training,The Internet,
...[+2]
Patent: 2
86
Patent: 2
87
Patent: 2
88
Patent: 2
89
Patent: 2
90
Graduate degree,Educational institution,Simulation,
...[+2]
Patent: 2
91
International standard,MicroLED,Vocational education,
...[+2]
Patent: 2
92
Pinyin,Computer science,Psychology,
...[+2]
Patent: 2
93
Ceramic art,Materials science,Ceramic,
...[+2]
Patent: 2
94
Patent: 2
95
Nanjing Tech University
Patent: 2
96
Patent: 2
97
Patent: 1
98
Patent: 1
99
Patent: 1
100
Patent: 1
Page generation time: Jul 19 2025