Search results for “Four-wire circuit” companies
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Key Players
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Innovation Intensity
With the analysis among 270 patents, we discovered top 90 key players by total patent application. Siemens AG, NEC Corp., STC Plc are dominant in this area. They take 27.04% of the total patent filing.
Siemens AG
Bayern, Germany
Patent: 31
NEC Corp.
Tokyo-to, Japan
Patent: 28
STC Plc
United Kingdom
Patent: 14
Western Electric Co., Inc.
Georgia, United States
Patent: 12
General Electric Co.
Massachusetts, United States
Patent: 8
Fujitsu Ltd.
Tokyo-to, Japan
Patent: 8
Bell Laboratories, Inc.
Wisconsin, United States
Patent: 5
AT&T, Inc.
Texas, United States
Patent: 4
State Grid Corp. of China
Beijing Shi, China
Patent: 4
Lucent Technologies, Inc.
New Jersey, United States
Patent: 4
Startups & Unicorns
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Innovation Intensity
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Fast-Growing
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Innovation in recent 5 years
With the analysis among related 12 patents applied in the last 5 years. We discover 12 most active companies in this area. The fast-growing Wuhan University, State Grid Corp. of China, CRRC Tangshan Co., Ltd. take 41.67% of patent filing during this period.
Wuhan University
Hubei Sheng, China
Patent: 2
State Grid Corp. of China
Beijing Shi, China
Patent: 2
CRRC Tangshan Co., Ltd.
Hebei Sheng, China
Patent: 1
Guzhen County Power Supply Company of State Grid Anhui Electric Power Co., Ltd.
Anhui Sheng, China
Patent: 1
Taiwan Power Co.
Taiwan Province, China
Patent: 1
State Grid Anhui Electric Power Co., Ltd. Langxi County Power Supply Company
Anhui Sheng, China
Patent: 1
Guang Dong Dian Wang Gong Si Qing Yuan Gong Dian Ju
Guangdong Sheng, China
Patent: 1
United Technologies Corp.
Connecticut, United States
Patent: 1
Guangdong Sansi Electric Technology Co., Ltd.
Guangdong Sheng, China
Patent: 1
Jiangsu Suyi Electronic Appliances Co., Ltd.
Jiangsu Sheng, China
Patent: 1
New Entrants
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Innovation in recent 5 years
With the analysis among related 12 patents in last 5 years, we discover 11 new entrants. Wuhan University, CRRC Tangshan Co., Ltd., Guzhen County Power Supply Company of State Grid Anhui Electric Power Co., Ltd. are the most active new entrants in this area.
Wuhan University
Hubei Sheng, China
Patent: 2
CRRC Tangshan Co., Ltd.
Hebei Sheng, China
Patent: 1
Guzhen County Power Supply Company of State Grid Anhui Electric Power Co., Ltd.
Anhui Sheng, China
Patent: 1
Taiwan Power Co.
Taiwan Province, China
Patent: 1
State Grid Anhui Electric Power Co., Ltd. Langxi County Power Supply Company
Anhui Sheng, China
Patent: 1
Guang Dong Dian Wang Gong Si Qing Yuan Gong Dian Ju
Guangdong Sheng, China
Patent: 1
United Technologies Corp.
Connecticut, United States
Patent: 1
Guangdong Sansi Electric Technology Co., Ltd.
Guangdong Sheng, China
Patent: 1
Jiangsu Suyi Electronic Appliances Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Wang On Group Ltd.
Shandong Sheng, China
Patent: 1
Research Institutions
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Innovation Intensity
With the analysis among 8 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Wuhan University
Hubei Sheng, China
Patent: 2
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