With the analysis among 851 patents, we discovered top 447 key players by total patent application. State Grid Corp. of China, Gree Electric Appliances, Inc. of Zhuhai, Matsushita Electronics Corp. are dominant in this area. They take 21.62% of the total patent filing.
Beijing Shi, China
Patent: 138
Guangdong Sheng, China
Patent: 20
Osaka-fu, Japan
Patent: 19
Osaka-fu, Japan
Patent: 17
Tokyo-to, Japan
Patent: 13
Henan Sheng, China
Patent: 11
Jiangsu Sheng, China
Patent: 11
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Patent: 11
Osaka-fu, Japan
Patent: 11
Guangdong Sheng, China
Patent: 11
With the analysis among 4 patents, we discovered top 2 start-ups by total patent application.
Beijing Shi, China
Patent: 1
With the analysis among related 542 patents applied in the last 5 years. We discover 372 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 16.97% of patent filing during this period.
Beijing Shi, China
Patent: 64
Beijing Shi, China
Patent: 14
Beijing Shi, China
Patent: 14
Tianjin Shi, China
Patent: 13
Shanghai Shi, China
Patent: 13
Osaka-fu, Japan
Patent: 10
Hefei University of Technology
Anhui Sheng, China
Patent: 9
Zhejiang Sheng, China
Patent: 9
Sichuan Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 8
With the analysis among related 542 patents in last 5 years, we discover 278 new entrants. Haining Maolong Microgrid Technology Co Ltd., Nanjing Xiaozhuang University, State Grid Shanghai Energy Internet Research Institute Co., Ltd. are the most active new entrants in this area.
Zhejiang Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 8
Shanghai Shi, China
Patent: 6
Guangdong Sheng, China
Patent: 5
Liaoning Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Xinjiang Uygur Zizhiqu, China
Patent: 3
Shanxi Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
With the analysis among 453 patents, we discovered top 106 universities and scientific research institutions by total patent application. Tianjin University, North China Electric Power University, Zhejiang University are dominant in this area. They take 21.19% of the total patent filing.
Tianjin Shi, China
Patent: 20
Beijing Shi, China
Patent: 19
Zhejiang Sheng, China
Patent: 18
Shanghai Shi, China
Patent: 16
Hefei University of Technology
Anhui Sheng, China
Patent: 14
Jiangsu Sheng, China
Patent: 14
Beijing Shi, China
Patent: 13
Jiangsu Sheng, China
Patent: 12
Sichuan Sheng, China
Patent: 10
Hunan Sheng, China
Patent: 9