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Top 100 Key Players companies in Carbon fibers
by Highest Patent Value in the Japan in 2020

The Carbon fibers top 100 is Discovery PatSnap’ annual ranking of the top 100 Highest Patent Value Carbon fibers Key Players in the Japan. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2020, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
Carbon fibers or carbon fibres (alternatively CF, graphite fiber or graphite fibre) are fibers about 5–10 micrometres in diameter and composed mostly of carbon atoms. Carbon fibers have several advantages including high stiffness, high tensile strength, low weight, high chemical resistance, high temperature tolerance and low thermal expansion. These properties have made carbon fiber very popular in aerospace, civil engineering, military, and motorsports, along with other competition sports. However, they are relatively expensive when compared with similar fibers, such as glass fibers or plastic fibers.
#
Company Name
Region
Tech Topics
Total
1
Avg patent value: 4.95 M
2
Avg patent value: 4.95 M
3
Avg patent value: 4.95 M
4
Avg patent value: 3.80 M
5
Avg patent value: 2.99 M
6
Avg patent value: 2.58 M
7
Avg patent value: 2.57 M
8
Avg patent value: 2.49 M
9
Machine element,Forging,Industrial engineering,
...[+2]
Avg patent value: 2.44 M
10
Avg patent value: 2.17 M
11
Avg patent value: 2.13 M
12
Avg patent value: 2.13 M
13
Avg patent value: 2.09 M
14
Avg patent value: 2.03 M
15
Avg patent value: 1.97 M
16
Avg patent value: 1.89 M
17
Avg patent value: 1.87 M
18
Avg patent value: 1.80 M
19
Avg patent value: 1.80 M
20
Graphene,Incubation,Carbon,
...[+2]
Avg patent value: 1.78 M
21
Avg patent value: 1.76 M
22
Textile (markup language),Energy materials,Textile,
...[+1]
Avg patent value: 1.67 M
23
Avg patent value: 1.67 M
24
Avg patent value: 1.62 M
25
Avg patent value: 1.61 M
26
Avg patent value: 1.58 M
27
Avg patent value: 1.56 M
28
Semiconductor,Robotic lawn mower,Mechatronics,
...[+2]
Avg patent value: 1.52 M
29
Fiber,Textile,Textile (markup language),
...[+2]
Avg patent value: 1.50 M
30
Avg patent value: 1.44 M
31
Avg patent value: 1.43 M
32
Avg patent value: 1.43 M
33
Avg patent value: 1.41 M
34
Avg patent value: 1.40 M
35
Avg patent value: 1.40 M
36
Yarn,Fiber,Textile (markup language),
...[+1]
Avg patent value: 1.40 M
37
Avg patent value: 1.38 M
38
Avg patent value: 1.37 M
39
Avg patent value: 1.34 M
40
Avg patent value: 1.33 M
41
Avg patent value: 1.30 M
42
Avg patent value: 1.29 M
43
Avg patent value: 1.28 M
44
Capacitor,Electronic component,Sales management,
...[+2]
Avg patent value: 1.28 M
45
Avg patent value: 1.27 M
46
Avg patent value: 1.22 M
47
Avg patent value: 1.22 M
48
Avg patent value: 1.19 M
49
Avg patent value: 1.19 M
50
Avg patent value: 1.17 M
51
Avg patent value: 1.15 M
52
Avg patent value: 1.14 M
53
Medical equipment,Mechatronics,Food processing,
...[+2]
Avg patent value: 1.13 M
54
Textile,Textile (markup language)
Avg patent value: 1.12 M
55
Ayaha Industries Co. Ltd.
Avg patent value: 1.12 M
56
Avg patent value: 1.06 M
57
Avg patent value: 1.06 M
58
Avg patent value: 1.05 M
59
Avg patent value: 1.05 M
60
Avg patent value: 1.02 M
61
Avg patent value: 1.01 M
62
Avg patent value: 1.01 M
63
Avg patent value: 1.00 M
64
Avg patent value: 990,000
65
Textile,Textile (markup language)
Avg patent value: 979,333
66
Avg patent value: 975,344
67
Avg patent value: 970,000
68
Avg patent value: 965,000
69
Avg patent value: 965,000
70
Avg patent value: 943,463
71
Avg patent value: 938,852
72
Avg patent value: 938,852
73
Avg patent value: 935,000
74
Avg patent value: 926,100
75
Avg patent value: 917,142
76
Avg patent value: 902,666
77
Avg patent value: 898,804
78
Avg patent value: 886,027
79
Avg patent value: 885,243
80
Avg patent value: 876,872
81
Avg patent value: 820,000
82
Avg patent value: 815,369
83
Avg patent value: 790,000
84
Avg patent value: 781,939
85
Avg patent value: 779,260
86
Avg patent value: 745,000
87
Avg patent value: 740,000
88
Avg patent value: 730,000
89
Polymer,Textile (markup language),Textile,
...[+1]
Avg patent value: 728,773
90
Avg patent value: 705,000
91
Aerospace,National security
Avg patent value: 700,000
92
Avg patent value: 693,928
93
Avg patent value: 689,091
94
Avg patent value: 670,000
95
Avg patent value: 665,400
96
Avg patent value: 657,142
97
Avg patent value: 656,960
98
Avg patent value: 640,000
99
Avg patent value: 630,000
100
Ibaraki Industry Corp.
Avg patent value: 630,000
Page generation time: Jun 02 2025