With the analysis among 831 patents, we discovered top 419 key players by total patent application. State Grid Corp. of China, Jiangsu Electric Power Co., State Grid Shanghai Municipal Electric Power Co. are dominant in this area. They take 29.84% of the total patent filing.
Beijing Shi, China
Patent: 174
Jiangsu Sheng, China
Patent: 27
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Patent: 21
Shandong Sheng, China
Patent: 11
Zhejiang Electric Power Co., Ltd.
Zhejiang Sheng, China
Patent: 11
China Southern Power Grid Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 11
Wisconsin, United States
Patent: 10
Delaware, United States
Patent: 10
NARI Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 9
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
Beijing Shi, China
Patent: 1
With the analysis among related 499 patents applied in the last 5 years. We discover 309 most active companies in this area. The fast-growing State Grid Corp. of China, China Electric Power Research Institute Ltd., Southeast University take 20.44% of patent filing during this period.
Beijing Shi, China
Patent: 69
Beijing Shi, China
Patent: 17
Jiangsu Sheng, China
Patent: 16
Jiangsu Sheng, China
Patent: 16
Shanghai Shi, China
Patent: 15
Tianjin Shi, China
Patent: 14
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Patent: 13
Beijing Shi, China
Patent: 11
Chongqing Shi, China
Patent: 8
Hefei University of Technology
Anhui Sheng, China
Patent: 7
With the analysis among related 499 patents in last 5 years, we discover 204 new entrants. Shenzhen Power Supply Bureau Co., Ltd., Northeast Electric Power University, State Grid Hebei Electric Power Co., Ltd. Electric Power Research Institute are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 6
Jilin Sheng, China
Patent: 5
Hebei Sheng, China
Patent: 5
Beijing Jiaotong University
Beijing Shi, China
Patent: 4
Tianjin Shi, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Korea Railroad Research Institute
Hamburg, Germany
Patent: 3
Zhejiang Sheng, China
Patent: 3
With the analysis among 535 patents, we discovered top 111 universities and scientific research institutions by total patent application. Tianjin University, Shanghai Jiao Tong University, Southeast University are dominant in this area. They take 24.67% of the total patent filing.
Tianjin Shi, China
Patent: 30
Shanghai Shi, China
Patent: 26
Jiangsu Sheng, China
Patent: 26
Beijing Shi, China
Patent: 25
Jiangsu Sheng, China
Patent: 18
Beijing Shi, China
Patent: 17
Chongqing Shi, China
Patent: 15
Shanghai Shi, China
Patent: 13
South China University of Technology
Guangdong Sheng, China
Patent: 12
Shaanxi Sheng, China
Patent: 9