With the analysis among 383 patents, we discovered top 208 key players by total patent application. State Grid Corp. of China, State Grid Shanghai Municipal Electric Power Co., Dalian Fafuan Electric Co., Ltd. are dominant in this area. They take 22.72% of the total patent filing.
Beijing Shi, China
Patent: 67
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Patent: 10
Liaoning Sheng, China
Patent: 10
Henan Sheng, China
Patent: 10
China XD Electric Co., Ltd.
Shaanxi Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
Liaoning Sheng, China
Patent: 8
Zhejiang Sheng, China
Patent: 8
Henan Sheng, China
Patent: 8
Henan Sheng, China
Patent: 7
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With the analysis among related 119 patents applied in the last 5 years. We discover 97 most active companies in this area. The fast-growing State Grid Corp. of China, Taizhou University, Guangdong Power Grid Co. Ltd. take 21.85% of patent filing during this period.
Beijing Shi, China
Patent: 15
Jiangsu Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 5
Liaoning Hualong Electric Power Technology Co., Ltd.
Liaoning Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 4
Xi'an Ante High Voltage Electric Co., Ltd.
Shaanxi Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 3
Henan Sheng, China
Patent: 3
With the analysis among related 119 patents in last 5 years, we discover 69 new entrants. Taizhou University, Guangdong Power Grid Co. Ltd., Shandong Naigao Electric Power Equipment Co., Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 4
Xi'an Ante High Voltage Electric Co., Ltd.
Shaanxi Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 4
Hefei Gewit Electric Technology Co., Ltd.
Anhui Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Anhui Sheng, China
Patent: 2
Korea Water Resources Corp.
Jiangsu Sheng, China
Patent: 2
With the analysis among 86 patents, we discovered top 17 universities and scientific research institutions by total patent application. Xi'an Jiaotong University, Nanjing University of Information Science & Technology, North China Electric Power University are dominant in this area. They take 44.19% of the total patent filing.
Shaanxi Sheng, China
Patent: 7
Nanjing University of Information Science & Technology
Jiangsu Sheng, China
Patent: 6
Beijing Shi, China
Patent: 4
Hubei Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Shanghai Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2