With the analysis among 411 patents, we discovered top 176 key players by total patent application. State Grid Corp. of China, China Southern Power Grid Research Institute Co., Ltd., Mitsubishi Electric Corp. are dominant in this area. They take 65.94% of the total patent filing.
Beijing Shi, China
Patent: 138
Guangdong Sheng, China
Patent: 30
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 24
Beijing Shi, China
Patent: 21
Tokyo-to, Japan
Patent: 16
Liaoning Sheng, China
Patent: 13
Jiangsu Sheng, China
Patent: 12
Tokyo-to, Japan
Patent: 11
Zhejiang Electric Power Co., Ltd.
Zhejiang Sheng, China
Patent: 11
Shanghai Shi, China
Patent: 9
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With the analysis among related 236 patents applied in the last 5 years. We discover 153 most active companies in this area. The fast-growing State Grid Corp. of China, China Electric Power Research Institute Ltd., China Southern Power Grid Research Institute Co., Ltd. take 52.12% of patent filing during this period.
Beijing Shi, China
Patent: 58
Beijing Shi, China
Patent: 51
Guangdong Sheng, China
Patent: 14
Liaoning Sheng, China
Patent: 11
Beijing Shi, China
Patent: 7
Heilongjiang Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 6
Beijing Shi, China
Patent: 5
Henan Sheng, China
Patent: 5
Beijing Shi, China
Patent: 5
With the analysis among related 236 patents in last 5 years, we discover 104 new entrants. Guangdong Power Grid Co. Ltd., Chongqing University of Posts and Telecommunications, Yunnan Electric Grid Co. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 4
Chongqing Shi, China
Patent: 4
Yunnan Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Henan Sheng, China
Patent: 3
Guizhou Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 3
Heilongjiang Sheng, China
Patent: 3
With the analysis among 228 patents, we discovered top 46 universities and scientific research institutions by total patent application. North China Electric Power University, Tsinghua University, China Electric Power Research Institute Ltd. are dominant in this area. They take 40.35% of the total patent filing.
Beijing Shi, China
Patent: 32
Beijing Shi, China
Patent: 20
Beijing Shi, China
Patent: 20
Jilin Sheng, China
Patent: 10
Jiangsu Sheng, China
Patent: 9
Heilongjiang Sheng, China
Patent: 9
Shandong Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 6
Shanghai Shi, China
Patent: 5
Hubei Sheng, China
Patent: 5