With the analysis among 1,581 patents, we discovered top 458 key players by total patent application. Tokin Corp. /JP/, State Grid Corp. of China, Nippon Telegraph & Telephone Corp. are dominant in this area. They take 15.88% of the total patent filing.
Miyagi-ken, Japan
Patent: 116
Beijing Shi, China
Patent: 98
Tokyo-to, Japan
Patent: 37
Michigan, United States
Patent: 34
NEWFOUNDLAND, Canada
Patent: 28
Beijing Shi, China
Patent: 27
Chiba-ken, Japan
Patent: 22
Guangdong Sheng, China
Patent: 19
California, United States
Patent: 18
Illinois, United States
Patent: 18
With the analysis among 17 patents, we discovered top 5 start-ups by total patent application. Emberion Oy, P&C Solution Co., Ktd, Geco Technologies are active in this area.
Nuevo León, Mexico
Patent: 2
Harjumaa, Estonia
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among related 663 patents applied in the last 5 years. We discover 313 most active companies in this area. The fast-growing State Grid Corp. of China, Tsinghua University, China Electric Power Research Institute Ltd. take 13.88% of patent filing during this period.
Beijing Shi, China
Patent: 36
Beijing Shi, China
Patent: 31
Beijing Shi, China
Patent: 25
Guangdong Sheng, China
Patent: 19
Jiangsu Sheng, China
Patent: 16
Beijing Shi, China
Patent: 14
Yunnan Sheng, China
Patent: 13
Aerospace Information Innovation Research Institute, Chinese Academy of Sciences
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Patent: 12
Tokyo-to, Japan
Patent: 11
With the analysis among related 663 patents in last 5 years, we discover 225 new entrants. Southern Power Grid Digital Power Research Co. Ltd., Jiangsu Pudan Optoelectronics Technology Co., Ltd., Guangdong Power Grid Co. Ltd. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 19
Jiangsu Sheng, China
Patent: 16
Guangdong Sheng, China
Patent: 11
District of Columbia, United States
Patent: 7
Shaanxi Sheng, China
Patent: 7
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Patent: 7
China University of Geosciences Beijing
Hubei Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 6
With the analysis among 603 patents, we discovered top 91 universities and scientific research institutions by total patent application. Tsinghua University, Institute of Electronics Chinese Academy of Sciences, Chongqing University are dominant in this area. They take 25.37% of the total patent filing.
Beijing Shi, China
Patent: 62
Chongqing Shi, China
Patent: 18
Beijing Shi, China
Patent: 17
Beijing Shi, China
Patent: 14
Shaanxi Sheng, China
Patent: 13
Beijing Shi, China
Patent: 13
Tokyo-to, Japan
Patent: 11
China Three Gorges University
Hubei Sheng, China
Patent: 11
Yunnan Sheng, China
Patent: 11