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Top 100 Key Players companies in Cam
by Most Patent Citation in the Japan in 2020

The Cam top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Citation Cam 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.
A cam is a rotating or sliding piece in a mechanical linkage used especially in transforming rotary motion into linear motion. It is often a part of a rotating wheel (e.g. an eccentric wheel) or shaft (e.g. a cylinder with an irregular shape) that strikes a lever at one or more points on its circular path. The cam can be a simple tooth, as is used to deliver pulses of power to a steam hammer, for example, or an eccentric disc or other shape that produces a smooth reciprocating (back and forth) motion in the follower, which is a lever making contact with the cam.
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Company Name
Region
Tech Topics
Total
1
patent citation: 14,899
2
patent citation: 13,856
3
patent citation: 11,334
4
patent citation: 10,941
5
patent citation: 7,062
6
patent citation: 7,062
7
patent citation: 5,710
8
patent citation: 5,072
9
patent citation: 4,946
10
Digital media,Data visualization,Thermal paper,
...[+2]
patent citation: 4,810
11
patent citation: 4,577
12
Asahi Industry Co., Ltd.
patent citation: 4,443
13
patent citation: 4,230
14
patent citation: 4,050
15
patent citation: 4,040
16
patent citation: 4,008
17
patent citation: 3,518
18
patent citation: 3,513
19
patent citation: 3,406
20
patent citation: 3,370
21
patent citation: 3,350
22
patent citation: 2,968
23
patent citation: 2,641
24
patent citation: 2,563
25
patent citation: 2,208
26
patent citation: 2,187
27
patent citation: 2,177
28
Microscope,Photography,Motion capture,
...[+2]
patent citation: 2,031
29
patent citation: 2,031
30
patent citation: 1,981
31
patent citation: 1,966
32
patent citation: 1,832
33
patent citation: 1,775
34
patent citation: 1,662
35
patent citation: 1,571
36
patent citation: 1,529
37
patent citation: 1,528
38
patent citation: 1,496
39
patent citation: 1,496
40
Fishing,sports equipment,Fast-moving consumer goods,
...[+2]
patent citation: 1,451
41
patent citation: 1,388
42
patent citation: 1,361
43
patent citation: 1,327
44
patent citation: 1,316
45
patent citation: 1,307
46
patent citation: 1,307
47
Medical imaging,Attractiveness,Product group,
...[+2]
patent citation: 1,305
48
Digital printing,Systems design,Sales management,
...[+1]
patent citation: 1,278
49
patent citation: 1,276
50
patent citation: 1,257
51
patent citation: 1,225
52
Autofocus,Optics,Photocopier,
...[+2]
patent citation: 1,213
53
patent citation: 1,109
54
Automation,Electronics,Health care,
...[+2]
patent citation: 1,086
55
patent citation: 1,034
56
patent citation: 1,021
57
patent citation: 987
58
patent citation: 908
59
patent citation: 890
60
patent citation: 878
61
patent citation: 871
62
Aerospace,National security,Electronics,
...[+2]
patent citation: 865
63
patent citation: 858
64
patent citation: 845
65
patent citation: 831
66
patent citation: 821
67
patent citation: 788
68
Sanshin Kogyo Co., Ltd.
patent citation: 787
69
patent citation: 770
70
patent citation: 769
71
patent citation: 731
72
patent citation: 666
73
patent citation: 664
74
Navigation system,Laserdisc player,Electronic product,
...[+2]
patent citation: 660
75
patent citation: 653
76
patent citation: 646
77
patent citation: 645
78
patent citation: 640
79
patent citation: 630
80
patent citation: 616
81
Interior product,Metal,Trim,
...[+1]
patent citation: 612
82
patent citation: 611
83
patent citation: 580
84
patent citation: 576
85
patent citation: 573
86
patent citation: 573
87
patent citation: 556
88
patent citation: 542
89
patent citation: 541
90
patent citation: 540
91
patent citation: 529
92
patent citation: 528
93
patent citation: 515
94
patent citation: 515
95
patent citation: 512
96
patent citation: 508
97
patent citation: 508
98
patent citation: 507
99
patent citation: 483
100
patent citation: 483
Page generation time: Apr 26 2025