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Top 100 New Entrants companies in Polystyrene
by Most Patent Filing In 3 Years in the world in 2021

The Polystyrene top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filing In 3 Years Polystyrene 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.
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: 11
2
Delhi, India
Petroleum,Petroleum industry,Fast-moving consumer goods,
...[+2]
Patent: 8
3
Patent: 7
4
Lombardia, Italy
Patent: 7
5
Nonwoven fabric,Textile (markup language)
Patent: 6
6
Hovedstaden, Denmark
Oligosaccharide,Health care,Nutrition,
...[+1]
Patent: 6
7
Patent: 5
8
Patent: 5
9
Gelderland, Netherlands
Patent: 5
10
Patent: 5
11
Saitama, Japan
Patent: 5
12
Kyoto, Japan
Cell,Medicine,Health care,
...[+2]
Patent: 4
13
Patent: 4
14
Pinyin,Public university,Chemistry,
...[+2]
Patent: 4
15
Patent: 4
16
Patent: 4
17
Italy
Patent: 4
18
Patent: 4
19
Patent: 3
20
Patent: 3
21
Textile (markup language),Fiber,Coal water,
...[+2]
Patent: 3
22
Patent: 3
23
Patent: 3
24
Coimbra, Portugal
Continuous operation,Public university,Chemistry,
...[+2]
Patent: 3
25
Patent: 3
26
Patent: 3
27
Gloucestershire, United Kingdom
Patent: 3
28
Patent: 3
29
Simulation,Business administration,The Internet,
...[+2]
Patent: 3
30
Patent: 3
31
IF, FR
Patent: 3
32
Patent: 3
33
Zicon Ltd.
Hertfordshire, United Kingdom
Patent: 3
34
Patent: 3
35
Patent: 3
36
Patent: 3
37
Patent: 2
38
Patent: 2
39
Patent: 2
40
Polyester resin,Excitation,Powder coating,
...[+1]
Patent: 2
41
Real estate development,Construction engineering,Property (philosophy),
...[+2]
Patent: 2
42
Ewers Heizungstechnik Gmbh
Nordrhein-Westfalen, Germany
Patent: 2
43
Patent: 2
44
Patent: 2
45
Patent: 2
46
Public university,Materials science,Composite material,
...[+2]
Patent: 2
47
Patent: 2
48
Patent: 2
49
Patent: 2
50
Italtex Srl
Biella, Italy
Publishing
Patent: 2
51
Osaka, Japan
Patent: 2
52
Patent: 2
53
Patent: 2
54
Patent: 2
55
Patent: 2
56
Patent: 2
57
Patent: 2
58
Patent: 2
59
Patent: 2
60
Patent: 2
61
Patent: 2
62
Petroleum industry,Project team,Goods and services,
...[+1]
Patent: 2
63
Patent: 2
64
Patent: 2
65
Graduate degree,Educational institution,Simulation,
...[+2]
Patent: 2
66
Patent: 2
67
Patent: 2
68
Patent: 2
69
Patent: 2
70
Patent: 2
71
Patent: 2
72
3D printing,Impossible object,Carbon,
...[+2]
Patent: 2
73
Patent: 2
74
Patent: 2
75
Patent: 2
76
Patent: 2
77
Patent: 2
78
Patent: 2
79
Patent: 2
80
Ceramic art,Materials science,Ceramic,
...[+2]
Patent: 2
81
Nordrhein-Westfalen, Germany
Patent: 2
82
Patent: 2
83
Patent: 2
84
Patent: 2
85
Patent: 2
86
Patent: 2
87
Patent: 2
88
Patent: 2
89
Antwerpen, Belgium
Waste management,Environmental consulting
Patent: 2
90
Australia
Patent: 2
91
Patent: 2
92
Chemical engineering,Sodium,Membrane,
...[+2]
Patent: 2
93
Japan
Patent: 2
94
Patent: 2
95
Patent: 2
96
Library science,Religious belief,Statue,
...[+2]
Patent: 2
97
Patent: 2
98
Patent: 2
99
Patent: 2
100
Patent: 2
Page generation time: Jul 19 2025