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Top 100 Key Players companies in Cable tester
by Most Patent Filings in the world in 2022

The Cable tester top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Filings Cable tester Key Players in the world. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2022, 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: 38
2
State Grid Corp. of China
Beijing Shi, China
Electric vehicle,Power grid,Total asset,
...[+2]
Patent: 29
3
Fluke Corp.
Washington, United States
Software,Robotics,Condition monitoring,
...[+2]
Patent: 11
4
Ericsson, Inc.
Texas, United States
Wireless,Telecommunications,Transmitter,
...[+2]
Patent: 10
5
Nippon Telegraph & Telephone Corp.
Tokyo, Japan
Telecommunications,Cloud database,Data center,
...[+2]
Patent: 8
6
Hubbell, Inc.
CT, US
Light fixture,Electronics,Utility industry,
...[+2]
Patent: 6
7
AVL DiTEST GmbH
Steiermark, Austria
Remote diagnostics,Computer hardware,Electronics
Patent: 5
8
Agilent Technologies, Inc.
California, United States
Genomics,Computer hardware,Semiconductor,
...[+2]
Patent: 4
9
IDEAL INDUSTRIES, Inc.
Illinois, United States
Clamp,Power transmission,Electronics,
...[+2]
Patent: 4
10
CommScope Technologies LLC
North Carolina, United States
Telecommunications,Radio broadcasting,Broadcasting,
...[+2]
Patent: 4
11
Fujitsu Ltd.
Tokyo, Japan
Cloud computing,Enterprise software,Information technology management,
...[+2]
Patent: 3
12
SWCC Showa Holdings Co., Ltd.
Kanagawa, Japan
Electronics,Vibration control,System construction,
...[+2]
Patent: 3
13
Fujitsu Microelectronics America, Inc.
California, United States
Semiconductor,Microelectronics,Electronic component,
...[+2]
Patent: 3
14
Eubanks Engineering Co.
California, United States
Electronics
Patent: 3
15
Airbus Operations Ltd.
Bristol, United Kingdom
Aerospace,Spacecraft,National security,
...[+1]
Patent: 3
16
Panasonic Holdings Corp.
Osaka, Japan
Semiconductor,Industrial engineering,Electronics,
...[+2]
Patent: 2
17
NEC Corp.
Tokyo, Japan
Virtualization,Big data,Network security,
...[+2]
Patent: 2
18
The Boeing Co.
Illinois, United States
Aerospace,Satellite,National security,
...[+2]
Patent: 2
19
American Electric Power Co., Inc.
Ohio, United States
Electricity,Electric power transmission,Electric utility,
...[+2]
Patent: 2
20
Nanjing Panda Electronics Co. Ltd.
Jiangsu Sheng, China
Electronics,Vertical-cavity surface-emitting laser,Electronic product,
...[+2]
Patent: 2
21
Southwire Co. LLC
United States
High-voltage cable,Submarine communications cable,Power cable,
...[+2]
Patent: 2
22
LG Information & Communications Ltd.
Seoul, South Korea
Computer hardware,Electronics,Carrier system,
...[+2]
Patent: 2
23
Matsushita Electronics Corp.
Osaka, Japan
Electronics,Computer hardware,DVD player,
...[+2]
Patent: 2
24
China Ordnance Industry Grp Air Ammunition Institute Co., Ltd.
Heilongjiang Sheng, China
Mechanical engineering,Manufacturing engineering
Patent: 2
25
Communications Technology Corp
Ohio, United States
Telecommunications,Semiconductor,Electronic component
Patent: 2
26
TREND Networks Ltd.
Buckinghamshire, United Kingdom
Cable tester,Industrial technology,Handset
Patent: 2
27
Shanghai Electric Cable Research Institute
Shanghai Shi, China
Patent: 2
28
EMCOM Technology, Inc.
Taiwan Province, China
Peripheral,Power transmission,Electronics,
...[+1]
Patent: 2
29
Tianjin Huaning Electronics Co. Ltd.
China
Patent: 2
30
Panda Electronics Group Co., Ltd.
Jiangsu Sheng, China
Electronics,Telecommunications,Digital audio,
...[+2]
Patent: 2
31
Shaanxi Xunteng Communications Technologies Co., Ltd.
China
Patent: 2
32
Wittmann Robot Kunshan Co. Ltd.
China
Patent: 2
33
Tianjin Electric Power Corp.
Tianjin Shi, China
Electromagnetic clutch,Pulley,Machine element,
...[+2]
Patent: 2
34
State Grid Hebei Electric Power Co.
Hebei Sheng, China
Power transmission,Electricity
Patent: 2
35
Marvell World Trade Ltd.
Barbados
Patent: 2
36
Hitachi Ltd.
Tokyo, Japan
Elevator,Electrical equipment,Electric motor,
...[+2]
Patent: 1
37
Samsung Electronics Co., Ltd.
South Korea
Computer hardware,Semiconductor,Software,
...[+2]
Patent: 1
38
Kyocera Corp.
Kyoto, Japan
Semiconductor,Electronics,Telecommunications,
...[+2]
Patent: 1
39
Petróleo Brasileiro SA
Rio de Janeiro, Brazil
Natural gas,Efficient energy use,Petroleum industry,
...[+2]
Patent: 1
40
Lenovo Group Ltd.
Beijing Shi, China
Computer hardware,Mobile device,Electronics,
...[+2]
Patent: 1
41
ZTE Corp.
Guangdong Sheng, China
Telecommunications,Computer hardware,Wireless,
...[+2]
Patent: 1
42
Nexans SA
Île-de-France, France
Power transmission,Electronics,Power cable,
...[+2]
Patent: 1
43
Oki Electric Industry Co., Ltd.
Tokyo, Japan
Telecommunications,Call centre,Software,
...[+2]
Patent: 1
44
Yokogawa Electric Corp.
Tokyo, Japan
Automation,Systems design,Programmable logic controller,
...[+2]
Patent: 1
45
Spirent Communications Plc
West Sussex, United Kingdom
Wireless,Mobile device,Location-based service,
...[+2]
Patent: 1
46
BYD Co., Ltd.
Guangdong Sheng, China
Handset,Automotive engineering,Electric vehicle,
...[+2]
Patent: 1
47
China Telecom Corp. Ltd.
Beijing Shi, China
Telecommunications,Internet access,Information technology consulting,
...[+2]
Patent: 1
48
Zhuzhou CRRC Times Electric Co., Ltd.
Hunan Sheng, China
Electronics,Busbar,Control system,
...[+2]
Patent: 1
49
Musashi Seimitsu Industry Co., Ltd.
Aichi, Japan
Balance shaft,Camshaft,Automotive engineering,
...[+2]
Patent: 1
50
TOKYO ROPE MFG. CO., LTD.
Tokyo, Japan
Wire rope,Industrial engineering,Metal fiber,
...[+2]
Patent: 1
51
CHUDENKO CORP.
Hiroshima, Japan
Construction engineering,Pylon,Firefighting,
...[+2]
Patent: 1
52
Taihan Electric Wire Co., Ltd.
South Korea
Electronics,High-voltage cable,Monorail,
...[+2]
Patent: 1
53
AUDI AG
Bayern, Germany
Spare part,Automotive engineering,Sport utility vehicle,
...[+2]
Patent: 1
54
Nippon Densetsu Kogyo Co., Ltd.
Tokyo, Japan
Construction engineering,Electric light,Telecommunications equipment,
...[+2]
Patent: 1
55
WOOJIN, Inc.
Gyeonggi-do, South Korea
Computer hardware,Electronics,Automation,
...[+2]
Patent: 1
56
Daido Signal Co., Ltd.
Tokyo, Japan
Railway signal,Electronics,Electrical equipment
Patent: 1
57
Vtron Group Co., Ltd.
Guangdong Sheng, China
Video wall,Information technology consulting,Electronic visual display,
...[+2]
Patent: 1
58
Inner Mongolia First Machinery Group Co., Ltd.
China
Artillery,Manufacturing engineering,Mechanical engineering,
...[+2]
Patent: 1
59
Production Resource Group LLC
New York, United States
Light-emitting diode,Diode,Automation
Patent: 1
60
Hitachi Cable Ltd.
Tokyo, Japan
Electronics,Metal,Optical fiber,
...[+2]
Patent: 1
61
Fluke Networks, Inc.
Washington, United States
Systems design,Laboratory testing,Wireless network,
...[+2]
Patent: 1
62
MERCURY Corp.
South Korea
Telecommunications equipment,Fiber,Computer animation,
...[+2]
Patent: 1
63
The Siemon Co.
Connecticut, United States
Structured cabling,Fiber,Suite,
...[+2]
Patent: 1
64
NEC Fielding Ltd.
Tokyo, Japan
System deployment,Information technology consulting,Personal computer,
...[+1]
Patent: 1
65
SUPCON Group Co., Ltd.
Zhejiang Sheng, China
Automation,Enterprise software,Software,
...[+2]
Patent: 1
66
Telent Technology Services Ltd.
Warwickshire, United Kingdom
Broadband,GSM,5G,
...[+1]
Patent: 1
67
Greenlee Tools, Inc.
Illinois, United States
Woodworking,Computer hardware,Information technology management,
...[+2]
Patent: 1
68
Inner Mongolia First Machinery Group Corp.
Shandong Sheng, China
Smelting,Automotive engineering,Machining,
...[+1]
Patent: 1
69
Microtest, Inc.
Massachusetts, United States
Microbiology,Health care
Patent: 1
70
Bell Laboratories, Inc.
Wisconsin, United States
Rodenticide,Agriculture,Chemical engineering,
...[+2]
Patent: 1
71
Essex Group, Inc.
United States
Magnet wire,Electronics,TOSLINK,
...[+2]
Patent: 1
72
Dell USA LP
Texas, United States
Patent: 1
73
Schleuniger, Inc.
New Hampshire, United States
Automation,Mechanical engineering,Manufacturing engineering,
...[+1]
Patent: 1
74
Tianjin EMAGING Technology Co., Ltd.
Guangdong Sheng, China
Magnetic bearing,Information technology consulting
Patent: 1
75
Commercial Aircraft Corp. of China Ltd.
Shanghai Shi, China
Flight test,National security,Aerospace
Patent: 1
76
Fujitsu Network Solutions Ltd.
Kanagawa, Japan
Telecommunications
Patent: 1
77
LinkRunner LLC
Colorado, United States
Software,Wireless network
Patent: 1
78
Eschmann Holdings Ltd.
WS, GB
Medical equipment,Operating table,Medicine,
...[+2]
Patent: 1
79
Japan Engineering Co., Ltd.
Kanagawa, Japan
Semiconductor,Automation,Manufacturing engineering,
...[+2]
Patent: 1
80
Spirent Communications, Inc.
New York, United States
Telecommunications equipment,Diagnostic instrument,Computer hardware,
...[+2]
Patent: 1
81
Hewlett-Packard Development Co. LP
Texas, United States
Peripheral,Graphics processing unit,Information technology management,
...[+2]
Patent: 1
82
Jiangxi Fashion Technology Co., Ltd.
Jiangxi Sheng, China
Medical equipment,Medicine,Public toilet,
...[+2]
Patent: 1
83
Jiangsu Nuclear Power Corp.
Jiangsu Sheng, China
Power transmission,Electricity
Patent: 1
84
Cami Research, Inc.
United States
Patent: 1
85
Sichuan Jiuzhou Wire & Cable Co. Ltd.
China
Electronics
Patent: 1
86
Aines Manufacturing Corp.
New York, United States
Patent: 1
87
Zhangzhou Eastern Intelligent Meter Co., Ltd.
Fujian Sheng, China
Infrared thermometer,Computer hardware,Electronics,
...[+2]
Patent: 1
88
Anritsu Ltd.
Bedfordshire, United Kingdom
Computer hardware,Electronics,Microwave,
...[+2]
Patent: 1
89
Western Electric Co., Inc.
Ohio, United States
Telecommunications
Patent: 1
90
Liebherr-Components Biberach GmbH
Germany
Winch
Patent: 1
91
Nanjing Panda Handa Technology Co., Ltd.
China
Patent: 1
92
Jefcom Co. Ltd.
Japan
Patent: 1
93
Hubei Guangxing Communications Technology Co., Ltd.
China
Patent: 1
94
REnergy Electric Tianjin Ltd.
Tianjin Shi, China
Patent: 1
95
Woojin Hitech Co. Ltd.
South Korea
Patent: 1
96
Wuhan Huanghe No 1 Electric Wire & Cable Factory
China
Patent: 1
97
Hagenuk KMT Kabelmesstechnik GmbH
Germany
Computer hardware,Electronics
Patent: 1
98
Nokia Mobile Phones UK Ltd.
United Kingdom
Patent: 1
99
Shanghai Aircraft Manufacturing Co. Ltd.
Shanghai Shi, China
Aerospace,National security
Patent: 1
100
CRRC Changchun Railway Vehicles Co., Ltd.
Jilin Sheng, China
Mechanical engineering,Manufacturing engineering
Patent: 1

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