With the analysis among 174 patents, we discovered top 131 key players by total patent application. State Grid Corp. of China, State Grid Hubei Transmission and Transformation Engineering Co., Ltd., Hitachi Ltd. are dominant in this area. They take 14.37% of the total patent filing.
Beijing Shi, China
Patent: 11
Hubei Sheng, China
Patent: 8
Hubei Sheng, China
Patent: 6
Shanghai Shi, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 4
Qinghai Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 3
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With the analysis among related 356 patents applied in the last 5 years. We discover 172 most active companies in this area. The fast-growing Hohai University, China Institute of Water Resources and Hydropower Research, Nanjing Hydraulic Research Institute take 30.06% of patent filing during this period.
Jiangsu Sheng, China
Patent: 51
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Patent: 42
Jiangsu Sheng, China
Patent: 14
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Patent: 7
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Patent: 6
Beijing Shi, China
Patent: 6
Hubei Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 5
With the analysis among related 356 patents in last 5 years, we discover 142 new entrants. Yellow River Water Conservancy Commission Yellow River Water Conservancy Research Institute, China Three Gorges Corp., Ningbo Tianhong Electric Appliance Co., Ltd. are the most active new entrants in this area.
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Patent: 6
Hubei Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 5
Shanghai Shi, China
Patent: 4
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Patent: 4
Hubei Sheng, China
Patent: 4
Qinghai Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
With the analysis among 342 patents, we discovered top 59 universities and scientific research institutions by total patent application. Hohai University, Wuhan University, Sun Yat-Sen University are dominant in this area. They take 36.84% of the total patent filing.
Jiangsu Sheng, China
Patent: 60
Hubei Sheng, China
Patent: 10
Guangdong Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 4