With the analysis among 1,072 patents, we discovered top 448 key players by total patent application. State Grid Corp. of China, China Southern Power Grid Research Institute Co., Ltd., TOSHIBA Corp. are dominant in this area. They take 19.31% of the total patent filing.
Beijing Shi, China
Patent: 135
China Southern Power Grid Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 37
Tokyo-to, Japan
Patent: 35
Kyoto-fu, Japan
Patent: 29
Tokyo-to, Japan
Patent: 26
Tokyo-to, Japan
Patent: 24
Jiangsu Sheng, China
Patent: 21
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 20
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Patent: 20
Guangdong Sheng, China
Patent: 19
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With the analysis among related 553 patents applied in the last 5 years. We discover 310 most active companies in this area. The fast-growing State Grid Corp. of China, China Southern Power Grid Research Institute Co., Ltd., China Southern Power Grid Co., Ltd. take 21.70% of patent filing during this period.
Beijing Shi, China
Patent: 69
China Southern Power Grid Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 32
Guangdong Sheng, China
Patent: 19
Sichuan Sheng, China
Patent: 18
Beijing Shi, China
Patent: 17
Jiangsu Sheng, China
Patent: 16
Fujian Sheng, China
Patent: 14
Guangdong Sheng, China
Patent: 14
Beijing Shi, China
Patent: 14
Beijing Shi, China
Patent: 10
With the analysis among related 553 patents in last 5 years, we discover 215 new entrants. China Southern Power Grid Co., Ltd., Zhejiang Electric Power Co., Ltd., NARI Group Corp. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 19
Zhejiang Electric Power Co., Ltd.
Zhejiang Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 6
Qingdao Topscomm Communication Co., Ltd.
Shandong Sheng, China
Patent: 5
Huizhou Power Supply Bureau of Guangdong Power Grid Co., Ltd.
Guangdong Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
With the analysis among 471 patents, we discovered top 80 universities and scientific research institutions by total patent application. North China Electric Power University, Hunan University, Sichuan University are dominant in this area. They take 22.93% of the total patent filing.
Beijing Shi, China
Patent: 33
Hunan Sheng, China
Patent: 23
Sichuan Sheng, China
Patent: 22
Fujian Sheng, China
Patent: 16
Sichuan Sheng, China
Patent: 13
Shaanxi Sheng, China
Patent: 12
Beijing Shi, China
Patent: 12
Hubei Sheng, China
Patent: 11
Chongqing Shi, China
Patent: 11
Jiangsu Sheng, China
Patent: 11