With the analysis among 549 patents, we discovered top 279 key players by total patent application. State Grid Corp. of China, Gree Electric Appliances, Inc. of Zhuhai, State Grid Shanghai Municipal Electric Power Co. are dominant in this area. They take 44.44% of the total patent filing.
State Grid Corp. of China
Beijing Shi, China
Patent: 146
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 33
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Patent: 29
Tianjin Electric Power Corp.
Tianjin Shi, China
Patent: 27
Hebei Electric Power Corp.
Hebei Sheng, China
Patent: 21
Guizhou Sheng, China
Patent: 18
Zhejiang Electric Power Co., Ltd.
Zhejiang Sheng, China
Patent: 15
State Grid Energy Research Institute Co., Ltd.
Beijing Shi, China
Patent: 13
Shandong Electric Power Corp.
Shandong Sheng, China
Patent: 12
Jiangsu Electric Power Co.
Jiangsu Sheng, China
Patent: 12
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With the analysis among related 585 patents applied in the last 5 years. We discover 329 most active companies in this area. The fast-growing State Grid Corp. of China, China Electric Power Research Institute Ltd., Gree Electric Appliances, Inc. of Zhuhai take 30.60% of patent filing during this period.
State Grid Corp. of China
Beijing Shi, China
Patent: 102
China Electric Power Research Institute Ltd.
Beijing Shi, China
Patent: 47
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 30
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Patent: 20
Tianjin Electric Power Corp.
Tianjin Shi, China
Patent: 18
Hebei Electric Power Corp.
Hebei Sheng, China
Patent: 18
Guizhou Sheng, China
Patent: 18
Beijing Shi, China
Patent: 17
Zhejiang Sheng, China
Patent: 15
North China Electric Power University
Beijing Shi, China
Patent: 15
With the analysis among related 585 patents in last 5 years, we discover 279 new entrants. Guizhou Power Grid Co., State Grid Energy Research Institute Co., Ltd., Hangzhou Electric Power Bureau are the most active new entrants in this area.
Guizhou Sheng, China
Patent: 18
State Grid Energy Research Institute Co., Ltd.
Beijing Shi, China
Patent: 13
Hangzhou Electric Power Bureau
Zhejiang Sheng, China
Patent: 12
State Grid Liaoning Electric Power Co., Ltd. Economic and Technological Research Institute
Liaoning Sheng, China
Patent: 10
State Power Economic Research Institute
Beijing Shi, China
Patent: 7
State Grid Fujian Electric Power Co., Ltd. Electric Power Research Institute
Fujian Sheng, China
Patent: 6
Jiangsu Electricity Co. Nantong Power Supply Co.
Jiangsu Sheng, China
Patent: 6
ENN Digital Energy Technology Co., Ltd.
Beijing Shi, China
Patent: 6
Shenzhen Institute of Information Technology
Guangdong Sheng, China
Patent: 5
State Grid Heilongjiang Electric Power Co., Ltd.
Heilongjiang Sheng, China
Patent: 5
With the analysis among 310 patents, we discovered top 72 universities and scientific research institutions by total patent application. Tsinghua University, North China Electric Power University, China Electric Power Research Institute Ltd. are dominant in this area. They take 34.19% of the total patent filing.
Beijing Shi, China
Patent: 29
North China Electric Power University
Beijing Shi, China
Patent: 23
China Electric Power Research Institute Ltd.
Beijing Shi, China
Patent: 19
Zhejiang Sheng, China
Patent: 17
Jiangsu Sheng, China
Patent: 15
Tianjin Shi, China
Patent: 14
Shanghai University of Electric Power
Shanghai Shi, China
Patent: 13
Liaoning Sheng, China
Patent: 12
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 9
Sichuan Sheng, China
Patent: 7