Search results for “Rate of change of frequency” companies
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Key Players
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Innovation Intensity
With the analysis among 573 patents, we discovered top 255 key players by total patent application. State Grid Corp. of China, Mitsubishi Electric Corp., TOSHIBA Corp. are dominant in this area. They take 15.36% of the total patent filing.
State Grid Corp. of China
Beijing Shi, China
Patent: 33
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 28
TOSHIBA Corp.
Tokyo-to, Japan
Patent: 27
Nishishiba Electric Co., Ltd.
Hyogo-ken, Japan
Patent: 22
NEC Corp.
Tokyo-to, Japan
Patent: 15
Hitachi Ltd.
Tokyo-to, Japan
Patent: 11
Toshiba Infrastructure Systems & Solutions Corp.
Kanagawa-ken, Japan
Patent: 10
North America, Inc.
Delaware, United States
Patent: 10
Schweitzer Engineering Laboratories, Inc.
Washington, United States
Patent: 9
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 8
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 169 patents applied in the last 5 years. We discover 134 most active companies in this area. The fast-growing State Grid Corp. of China, China Electric Power Research Institute Ltd., North China Electric Power University take 27.22% of patent filing during this period.
State Grid Corp. of China
Beijing Shi, China
Patent: 22
China Electric Power Research Institute Ltd.
Beijing Shi, China
Patent: 14
North China Electric Power University
Beijing Shi, China
Patent: 10
Jiangsu Electric Power Co.
Jiangsu Sheng, China
Patent: 6
State Grid Shanxi Electric Power Company Electric Power Research Institute
Shanxi Sheng, China
Patent: 5
Tsinghua University
Beijing Shi, China
Patent: 5
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 4
General Electric Co.
Massachusetts, United States
Patent: 4
Guangdong Power Grid Co. Ltd.
Guangdong Sheng, China
Patent: 4
Huazhong University of Science & Technology
Hubei Sheng, China
Patent: 4
New Entrants
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Innovation in recent 5 years
With the analysis among related 169 patents in last 5 years, we discover 104 new entrants. Guangdong Power Grid Co. Ltd., Shanghai University of Electric Power, Nanjing Institute of Technology are the most active new entrants in this area.
Guangdong Power Grid Co. Ltd.
Guangdong Sheng, China
Patent: 4
Shanghai University of Electric Power
Shanghai Shi, China
Patent: 4
Nanjing Institute of Technology
Jiangsu Sheng, China
Patent: 3
Qinghai Electric Power Co.
Qinghai Sheng, China
Patent: 3
State Grid Xinjiang Electric Power Co., Ltd. Turpan Power Supply Company
Xinjiang Uygur Zizhiqu, China
Patent: 3
State Grid Qinghai Electric Power Company Economic and Technological Research Institute
Qinghai Sheng, China
Patent: 3
China Jiliang University Shangyu Institute for Advanced Study Co., Ltd.
Zhejiang Sheng, China
Patent: 3
Fuzhou University
Fujian Sheng, China
Patent: 2
China Jingye Engineering Corp. Ltd.
Beijing Shi, China
Patent: 2
China Agricultural University
Beijing Shi, China
Patent: 2
Research Institutions
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Innovation Intensity
With the analysis among 142 patents, we discovered top 44 universities and scientific research institutions by total patent application. North China Electric Power University, Xi'an Jiaotong University, Tsinghua University are dominant in this area. They take 22.54% of the total patent filing.
North China Electric Power University
Beijing Shi, China
Patent: 14
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 6
Tsinghua University
Beijing Shi, China
Patent: 6
Huazhong University of Science & Technology
Hubei Sheng, China
Patent: 6
China Electric Power Research Institute Ltd.
Beijing Shi, China
Patent: 5
Zhejiang University
Zhejiang Sheng, China
Patent: 4
Shanghai University of Electric Power
Shanghai Shi, China
Patent: 4
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 3
Southeast University
Jiangsu Sheng, China
Patent: 3
Nanjing Institute of Technology
Jiangsu Sheng, China
Patent: 3
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