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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.

Key Players

Fast-growings

Startups & Unicorns

New Entrants

Ranking Year:

2022

2021

2020

2019

2018

Region:

Global

China

Japan

United States

United Kingdom

South Korea

Ranking:

Most Patent Filings

Highest Patent Value

Most Patent Citation

Most Research Publications

Most Literature Citation

Most Market Reports

Most News Heat

#
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.
Washington, United States
Software,Robotics,Condition monitoring,
...[+2]
patent citation: 148
3
Ericsson, Inc.
Texas, United States
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.
Massachusetts, United States
Microbiology,Health care
patent citation: 94
7
Essex Group, Inc.
United States
Magnet wire,Electronics,TOSLINK,
...[+2]
patent citation: 88
8
Cami Research, Inc.
United States
patent citation: 88
9
LinkRunner LLC
Colorado, United States
Software,Wireless network
patent citation: 64
10
The Boeing Co.
Illinois, United States
Aerospace,Satellite,National security,
...[+2]
patent citation: 63
11
Greenlee Tools, Inc.
Illinois, United States
Woodworking,Computer hardware,Information technology management,
...[+2]
patent citation: 62
12
Dell USA LP
Texas, United States
patent citation: 60
13
Fluke Networks, Inc.
Washington, United States
Systems design,Laboratory testing,Wireless network,
...[+2]
patent citation: 57
14
American Electric Power Co., Inc.
Ohio, United States
Electricity,Electric power transmission,Electric utility,
...[+2]
patent citation: 56
15
State Grid Corp. of China
Beijing Shi, China
Electric vehicle,Power grid,Total asset,
...[+2]
patent citation: 50
16
Bell Laboratories, Inc.
Wisconsin, United States
Rodenticide,Agriculture,Chemical engineering,
...[+2]
patent citation: 34
17
Eubanks Engineering Co.
California, United States
Electronics
patent citation: 29
18
ZTE Corp.
Guangdong Sheng, China
Telecommunications,Computer hardware,Wireless,
...[+2]
patent citation: 28
19
Communications Technology Corp
Ohio, United States
Telecommunications,Semiconductor,Electronic component
patent citation: 25
20
Agilent Technologies, Inc.
California, United States
Genomics,Computer hardware,Semiconductor,
...[+2]
patent citation: 24
21
Nippon Telegraph & Telephone Corp.
Tokyo, Japan
Telecommunications,Cloud database,Data center,
...[+2]
patent citation: 20
22
The Siemon Co.
Connecticut, United States
Structured cabling,Fiber,Suite,
...[+2]
patent citation: 18
23
NEC Fielding Ltd.
Tokyo, Japan
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.
Tokyo, Japan
Construction engineering,Electric light,Telecommunications equipment,
...[+2]
patent citation: 13
26
Daido Signal Co., Ltd.
Tokyo, Japan
Railway signal,Electronics,Electrical equipment
patent citation: 13
27
TREND Networks Ltd.
Buckinghamshire, United Kingdom
Cable tester,Industrial technology,Handset
patent citation: 12
28
China Ordnance Industry Grp Air Ammunition Institute Co., Ltd.
Heilongjiang Sheng, China
Mechanical engineering,Manufacturing engineering
patent citation: 11
29
NEC Corp.
Tokyo, Japan
Virtualization,Big data,Network security,
...[+2]
patent citation: 10
30
Lenovo Group Ltd.
Beijing Shi, China
Computer hardware,Mobile device,Electronics,
...[+2]
patent citation: 10
31
SWCC Showa Holdings Co., Ltd.
Kanagawa, Japan
Electronics,Vibration control,System construction,
...[+2]
patent citation: 10
32
SUPCON Group Co., Ltd.
Zhejiang Sheng, China
Automation,Enterprise software,Software,
...[+2]
patent citation: 9
33
Tianjin Huaning Electronics Co. Ltd.
China
patent citation: 9
34
Tianjin Electric Power Corp.
Tianjin Shi, China
Electromagnetic clutch,Pulley,Machine element,
...[+2]
patent citation: 9
35
Commercial Aircraft Corp. of China Ltd.
Shanghai Shi, China
Flight test,National security,Aerospace
patent citation: 7
36
Shanghai Aircraft Manufacturing Co. Ltd.
Shanghai Shi, China
Aerospace,National security
patent citation: 7
37
Nanjing Panda Electronics Co. Ltd.
Jiangsu Sheng, China
Electronics,Vertical-cavity surface-emitting laser,Electronic product,
...[+2]
patent citation: 6
38
Telent Technology Services Ltd.
Warwickshire, United Kingdom
Broadband,GSM,5G,
...[+1]
patent citation: 6
39
Panda Electronics Group Co., Ltd.
Jiangsu Sheng, China
Electronics,Telecommunications,Digital audio,
...[+2]
patent citation: 6
40
Zhangzhou Eastern Intelligent Meter Co., Ltd.
Fujian Sheng, China
Infrared thermometer,Computer hardware,Electronics,
...[+2]
patent citation: 6
41
Spirent Communications Plc
West Sussex, United Kingdom
Wireless,Mobile device,Location-based service,
...[+2]
patent citation: 5
42
CHUDENKO CORP.
Hiroshima, Japan
Construction engineering,Pylon,Firefighting,
...[+2]
patent citation: 5
43
Production Resource Group LLC
New York, United States
Light-emitting diode,Diode,Automation
patent citation: 5
44
Spirent Communications, Inc.
New York, United States
Telecommunications equipment,Diagnostic instrument,Computer hardware,
...[+2]
patent citation: 5
45
Hitachi Ltd.
Tokyo, Japan
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.
Kanagawa, Japan
Telecommunications
patent citation: 4
48
Japan Engineering Co., Ltd.
Kanagawa, Japan
Semiconductor,Automation,Manufacturing engineering,
...[+2]
patent citation: 4
49
Airbus Operations Ltd.
Bristol, United Kingdom
Aerospace,Spacecraft,National security,
...[+1]
patent citation: 4
50
Nanjing Panda Handa Technology Co., Ltd.
China
patent citation: 4
51
REnergy Electric Tianjin Ltd.
Tianjin Shi, China
patent citation: 4
52
Marvell World Trade Ltd.
Barbados
patent citation: 4
53
Fujitsu Ltd.
Tokyo, Japan
Cloud computing,Enterprise software,Information technology management,
...[+2]
patent citation: 3
54
Kyocera Corp.
Kyoto, Japan
Semiconductor,Electronics,Telecommunications,
...[+2]
patent citation: 3
55
Fujitsu Microelectronics America, Inc.
California, United States
Semiconductor,Microelectronics,Electronic component,
...[+2]
patent citation: 3
56
EMCOM Technology, Inc.
Taiwan Province, China
Peripheral,Power transmission,Electronics,
...[+1]
patent citation: 3
57
Wuhan Huanghe No 1 Electric Wire & Cable Factory
China
patent citation: 3
58
BYD Co., Ltd.
Guangdong Sheng, China
Handset,Automotive engineering,Electric vehicle,
...[+2]
patent citation: 2
59
WOOJIN, Inc.
Gyeonggi-do, South Korea
Computer hardware,Electronics,Automation,
...[+2]
patent citation: 2
60
IDEAL INDUSTRIES, Inc.
Illinois, United States
Clamp,Power transmission,Electronics,
...[+2]
patent citation: 2
61
Shanghai Electric Cable Research Institute
Shanghai Shi, China
patent citation: 2
62
Wittmann Robot Kunshan Co. Ltd.
China
patent citation: 2
63
State Grid Hebei Electric Power Co.
Hebei Sheng, China
Power transmission,Electricity
patent citation: 2
64
Panasonic Holdings Corp.
Osaka, Japan
Semiconductor,Industrial engineering,Electronics,
...[+2]
patent citation: 1
65
Oki Electric Industry Co., Ltd.
Tokyo, Japan
Telecommunications,Call centre,Software,
...[+2]
patent citation: 1
66
Zhuzhou CRRC Times Electric Co., Ltd.
Hunan Sheng, China
Electronics,Busbar,Control system,
...[+2]
patent citation: 1
67
Southwire Co. LLC
United States
High-voltage cable,Submarine communications cable,Power cable,
...[+2]
patent citation: 1
68
Vtron Group Co., Ltd.
Guangdong Sheng, China
Video wall,Information technology consulting,Electronic visual display,
...[+2]
patent citation: 1
69
Inner Mongolia First Machinery Group Co., Ltd.
China
Artillery,Manufacturing engineering,Mechanical engineering,
...[+2]
patent citation: 1
70
CommScope Technologies LLC
North Carolina, United States
Telecommunications,Radio broadcasting,Broadcasting,
...[+2]
patent citation: 1
71
Inner Mongolia First Machinery Group Corp.
Shandong Sheng, China
Smelting,Automotive engineering,Machining,
...[+1]
patent citation: 1
72
Matsushita Electronics Corp.
Osaka, Japan
Electronics,Computer hardware,DVD player,
...[+2]
patent citation: 1
73
Samsung Electronics Co., Ltd.
South Korea
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.
Tokyo, Japan
Automation,Systems design,Programmable logic controller,
...[+2]
patent citation: 0
77
China Telecom Corp. Ltd.
Beijing Shi, China
Telecommunications,Internet access,Information technology consulting,
...[+2]
patent citation: 0
78
Musashi Seimitsu Industry Co., Ltd.
Aichi, Japan
Balance shaft,Camshaft,Automotive engineering,
...[+2]
patent citation: 0
79
TOKYO ROPE MFG. CO., LTD.
Tokyo, Japan
Wire rope,Industrial engineering,Metal fiber,
...[+2]
patent citation: 0
80
Taihan Electric Wire Co., Ltd.
South Korea
Electronics,High-voltage cable,Monorail,
...[+2]
patent citation: 0
81
Hitachi Cable Ltd.
Tokyo, Japan
Electronics,Metal,Optical fiber,
...[+2]
patent citation: 0
82
MERCURY Corp.
South Korea
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.
Seoul, South Korea
Computer hardware,Electronics,Carrier system,
...[+2]
patent citation: 0
85
Schleuniger, Inc.
New Hampshire, United States
Automation,Mechanical engineering,Manufacturing engineering,
...[+1]
patent citation: 0
86
Tianjin EMAGING Technology Co., Ltd.
Guangdong Sheng, China
Magnetic bearing,Information technology consulting
patent citation: 0
87
Hewlett-Packard Development Co. LP
Texas, United States
Peripheral,Graphics processing unit,Information technology management,
...[+2]
patent citation: 0
88
Jiangxi Fashion Technology Co., Ltd.
Jiangxi Sheng, China
Medical equipment,Medicine,Public toilet,
...[+2]
patent citation: 0
89
Jiangsu Nuclear Power Corp.
Jiangsu Sheng, China
Power transmission,Electricity
patent citation: 0
90
Sichuan Jiuzhou Wire & Cable Co. Ltd.
China
Electronics
patent citation: 0
91
Aines Manufacturing Corp.
New York, United States
patent citation: 0
92
Anritsu Ltd.
Bedfordshire, United Kingdom
Computer hardware,Electronics,Microwave,
...[+2]
patent citation: 0
93
Western Electric Co., Inc.
Ohio, United States
Telecommunications
patent citation: 0
94
Jefcom Co. Ltd.
Japan
patent citation: 0
95
Hubei Guangxing Communications Technology Co., Ltd.
China
patent citation: 0
96
Shaanxi Xunteng Communications Technologies Co., Ltd.
China
patent citation: 0
97
Woojin Hitech Co. Ltd.
South Korea
patent citation: 0
98
Hagenuk KMT Kabelmesstechnik GmbH
Germany
Computer hardware,Electronics
patent citation: 0
99
Nokia Mobile Phones UK Ltd.
United Kingdom
patent citation: 0
100
CRRC Changchun Railway Vehicles Co., Ltd.
Jilin Sheng, China
Mechanical engineering,Manufacturing engineering
patent citation: 0

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