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Top 100 Key Players companies in Cable tester
by Most Patent Citation in the world in 2021

The Cable tester top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Citation Cable tester Key Players 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.
A cable tester is an electronic device used to verify the electrical connections in a signal cable or other wired assembly. Basic cable testers are continuity testers that verify the existence of a conductive path between ends of the cable, and verify the correct wiring of connectors on the cable. More advanced cable testers can measure the signal transmission properties of the cable such as its resistance, signal attenuation, noise and interference.
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Company Name
Region
Tech Topics
Total
1
Marvell Asia Pte Ltd.
Central Singapore, Singapore
Semiconductor,Microcontroller,Digital signal processing,
...[+2]
patent citation: 1,282
2
Fluke Corp.
Software,Robotics,Condition monitoring,
...[+2]
patent citation: 148
3
Ericsson, Inc.
Wireless,Telecommunications,Transmitter,
...[+2]
patent citation: 121
4
Eschmann Holdings Ltd.
WS, GB
Medical equipment,Operating table,Medicine,
...[+2]
patent citation: 118
5
Hubbell, Inc.
CT, US
Light fixture,Electronics,Utility industry,
...[+2]
patent citation: 104
6
Microtest, Inc.
Microbiology,Health care
patent citation: 94
7
Essex Group, Inc.
Magnet wire,Electronics,TOSLINK,
...[+2]
patent citation: 88
8
Cami Research, Inc.
patent citation: 88
9
LinkRunner LLC
Software,Wireless network
patent citation: 64
10
The Boeing Co.
Aerospace,Satellite,National security,
...[+2]
patent citation: 63
11
Greenlee Tools, Inc.
Woodworking,Computer hardware,Information technology management,
...[+2]
patent citation: 62
12
Dell USA LP
patent citation: 60
13
Fluke Networks, Inc.
Systems design,Laboratory testing,Wireless network,
...[+2]
patent citation: 57
14
American Electric Power Co., Inc.
Electricity,Electric power transmission,Electric utility,
...[+2]
patent citation: 56
15
State Grid Corp. of China
Electric vehicle,Power grid,Total asset,
...[+2]
patent citation: 50
16
Bell Laboratories, Inc.
Rodenticide,Agriculture,Chemical engineering,
...[+2]
patent citation: 34
17
Eubanks Engineering Co.
Electronics
patent citation: 29
18
ZTE Corp.
Telecommunications,Computer hardware,Wireless,
...[+2]
patent citation: 28
19
Communications Technology Corp
Telecommunications,Semiconductor,Electronic component
patent citation: 25
20
Agilent Technologies, Inc.
Genomics,Computer hardware,Semiconductor,
...[+2]
patent citation: 24
21
Nippon Telegraph & Telephone Corp.
Telecommunications,Cloud database,Data center,
...[+2]
patent citation: 20
22
The Siemon Co.
Structured cabling,Fiber,Suite,
...[+2]
patent citation: 18
23
NEC Fielding Ltd.
System deployment,Information technology consulting,Personal computer,
...[+1]
patent citation: 16
24
Liebherr-Components Biberach GmbH
Germany
Winch
patent citation: 16
25
Nippon Densetsu Kogyo Co., Ltd.
Construction engineering,Electric light,Telecommunications equipment,
...[+2]
patent citation: 13
26
Daido Signal Co., Ltd.
Railway signal,Electronics,Electrical equipment
patent citation: 13
27
TREND Networks Ltd.
Cable tester,Industrial technology,Handset
patent citation: 12
28
China Ordnance Industry Grp Air Ammunition Institute Co., Ltd.
Mechanical engineering,Manufacturing engineering
patent citation: 11
29
NEC Corp.
Virtualization,Big data,Network security,
...[+2]
patent citation: 10
30
Lenovo Group Ltd.
Computer hardware,Mobile device,Electronics,
...[+2]
patent citation: 10
31
SWCC Showa Holdings Co., Ltd.
Electronics,Vibration control,System construction,
...[+2]
patent citation: 10
32
SUPCON Group Co., Ltd.
Automation,Enterprise software,Software,
...[+2]
patent citation: 9
33
Tianjin Huaning Electronics Co. Ltd.
patent citation: 9
34
Tianjin Electric Power Corp.
Electromagnetic clutch,Pulley,Machine element,
...[+2]
patent citation: 9
35
Commercial Aircraft Corp. of China Ltd.
Flight test,National security,Aerospace
patent citation: 7
36
Shanghai Aircraft Manufacturing Co. Ltd.
Aerospace,National security
patent citation: 7
37
Nanjing Panda Electronics Co. Ltd.
Electronics,Vertical-cavity surface-emitting laser,Electronic product,
...[+2]
patent citation: 6
38
Telent Technology Services Ltd.
Broadband,GSM,5G,
...[+1]
patent citation: 6
39
Panda Electronics Group Co., Ltd.
Electronics,Telecommunications,Digital audio,
...[+2]
patent citation: 6
40
Zhangzhou Eastern Intelligent Meter Co., Ltd.
Infrared thermometer,Computer hardware,Electronics,
...[+2]
patent citation: 6
41
Spirent Communications Plc
Wireless,Mobile device,Location-based service,
...[+2]
patent citation: 5
42
CHUDENKO CORP.
Construction engineering,Pylon,Firefighting,
...[+2]
patent citation: 5
43
Production Resource Group LLC
Light-emitting diode,Diode,Automation
patent citation: 5
44
Spirent Communications, Inc.
Telecommunications equipment,Diagnostic instrument,Computer hardware,
...[+2]
patent citation: 5
45
Hitachi Ltd.
Elevator,Electrical equipment,Electric motor,
...[+2]
patent citation: 4
46
AUDI AG
Bayern, Germany
Spare part,Automotive engineering,Sport utility vehicle,
...[+2]
patent citation: 4
47
Fujitsu Network Solutions Ltd.
Telecommunications
patent citation: 4
48
Japan Engineering Co., Ltd.
Semiconductor,Automation,Manufacturing engineering,
...[+2]
patent citation: 4
49
Airbus Operations Ltd.
Aerospace,Spacecraft,National security,
...[+1]
patent citation: 4
50
Nanjing Panda Handa Technology Co., Ltd.
patent citation: 4
51
REnergy Electric Tianjin Ltd.
patent citation: 4
52
Marvell World Trade Ltd.
Barbados
patent citation: 4
53
Fujitsu Ltd.
Cloud computing,Enterprise software,Information technology management,
...[+2]
patent citation: 3
54
Kyocera Corp.
Semiconductor,Electronics,Telecommunications,
...[+2]
patent citation: 3
55
Fujitsu Microelectronics America, Inc.
Semiconductor,Microelectronics,Electronic component,
...[+2]
patent citation: 3
56
EMCOM Technology, Inc.
Peripheral,Power transmission,Electronics,
...[+1]
patent citation: 3
57
Wuhan Huanghe No 1 Electric Wire & Cable Factory
patent citation: 3
58
BYD Co., Ltd.
Handset,Automotive engineering,Electric vehicle,
...[+2]
patent citation: 2
59
WOOJIN, Inc.
Computer hardware,Electronics,Automation,
...[+2]
patent citation: 2
60
IDEAL INDUSTRIES, Inc.
Clamp,Power transmission,Electronics,
...[+2]
patent citation: 2
61
Shanghai Electric Cable Research Institute
patent citation: 2
62
Wittmann Robot Kunshan Co. Ltd.
patent citation: 2
63
State Grid Hebei Electric Power Co.
Power transmission,Electricity
patent citation: 2
64
Panasonic Holdings Corp.
Semiconductor,Industrial engineering,Electronics,
...[+2]
patent citation: 1
65
Oki Electric Industry Co., Ltd.
Telecommunications,Call centre,Software,
...[+2]
patent citation: 1
66
Zhuzhou CRRC Times Electric Co., Ltd.
Electronics,Busbar,Control system,
...[+2]
patent citation: 1
67
Southwire Co. LLC
High-voltage cable,Submarine communications cable,Power cable,
...[+2]
patent citation: 1
68
Vtron Group Co., Ltd.
Video wall,Information technology consulting,Electronic visual display,
...[+2]
patent citation: 1
69
Inner Mongolia First Machinery Group Co., Ltd.
Artillery,Manufacturing engineering,Mechanical engineering,
...[+2]
patent citation: 1
70
CommScope Technologies LLC
Telecommunications,Radio broadcasting,Broadcasting,
...[+2]
patent citation: 1
71
Inner Mongolia First Machinery Group Corp.
Smelting,Automotive engineering,Machining,
...[+1]
patent citation: 1
72
Matsushita Electronics Corp.
Electronics,Computer hardware,DVD player,
...[+2]
patent citation: 1
73
Samsung Electronics Co., Ltd.
Computer hardware,Semiconductor,Software,
...[+2]
patent citation: 0
74
Petróleo Brasileiro SA
Rio de Janeiro, Brazil
Natural gas,Efficient energy use,Petroleum industry,
...[+2]
patent citation: 0
75
Nexans SA
Île-de-France, France
Power transmission,Electronics,Power cable,
...[+2]
patent citation: 0
76
Yokogawa Electric Corp.
Automation,Systems design,Programmable logic controller,
...[+2]
patent citation: 0
77
China Telecom Corp. Ltd.
Telecommunications,Internet access,Information technology consulting,
...[+2]
patent citation: 0
78
Musashi Seimitsu Industry Co., Ltd.
Balance shaft,Camshaft,Automotive engineering,
...[+2]
patent citation: 0
79
TOKYO ROPE MFG. CO., LTD.
Wire rope,Industrial engineering,Metal fiber,
...[+2]
patent citation: 0
80
Taihan Electric Wire Co., Ltd.
Electronics,High-voltage cable,Monorail,
...[+2]
patent citation: 0
81
Hitachi Cable Ltd.
Electronics,Metal,Optical fiber,
...[+2]
patent citation: 0
82
MERCURY Corp.
Telecommunications equipment,Fiber,Computer animation,
...[+2]
patent citation: 0
83
AVL DiTEST GmbH
Steiermark, Austria
Remote diagnostics,Computer hardware,Electronics
patent citation: 0
84
LG Information & Communications Ltd.
Computer hardware,Electronics,Carrier system,
...[+2]
patent citation: 0
85
Schleuniger, Inc.
Automation,Mechanical engineering,Manufacturing engineering,
...[+1]
patent citation: 0
86
Tianjin EMAGING Technology Co., Ltd.
Magnetic bearing,Information technology consulting
patent citation: 0
87
Hewlett-Packard Development Co. LP
Peripheral,Graphics processing unit,Information technology management,
...[+2]
patent citation: 0
88
Jiangxi Fashion Technology Co., Ltd.
Medical equipment,Medicine,Public toilet,
...[+2]
patent citation: 0
89
Jiangsu Nuclear Power Corp.
Power transmission,Electricity
patent citation: 0
90
Sichuan Jiuzhou Wire & Cable Co. Ltd.
Electronics
patent citation: 0
91
Aines Manufacturing Corp.
patent citation: 0
92
Anritsu Ltd.
Computer hardware,Electronics,Microwave,
...[+2]
patent citation: 0
93
Western Electric Co., Inc.
Telecommunications
patent citation: 0
94
Jefcom Co. Ltd.
patent citation: 0
95
Hubei Guangxing Communications Technology Co., Ltd.
patent citation: 0
96
Shaanxi Xunteng Communications Technologies Co., Ltd.
patent citation: 0
97
Woojin Hitech Co. Ltd.
patent citation: 0
98
Hagenuk KMT Kabelmesstechnik GmbH
Germany
Computer hardware,Electronics
patent citation: 0
99
Nokia Mobile Phones UK Ltd.
patent citation: 0
100
CRRC Changchun Railway Vehicles Co., Ltd.
Mechanical engineering,Manufacturing engineering
patent citation: 0
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