With the analysis among 177 patents, we discovered top 119 key players by total patent application. China Three Gorges Corp., China Petroleum & Chemical Corp., Yellow River Reconnaissance Planning & Design Co. Ltd. are dominant in this area. They take 14.12% of the total patent filing.
Hubei Sheng, China
Patent: 9
Beijing Shi, China
Patent: 8
Henan Sheng, China
Patent: 8
Guizhou Sheng, China
Patent: 7
Hubei Sheng, China
Patent: 6
Beijing Shi, China
Patent: 4
Texas, United States
Patent: 4
Sichuan Sheng, China
Patent: 4
Vaud, Switzerland
Patent: 4
Beijing Shi, China
Patent: 4
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With the analysis among related 297 patents applied in the last 5 years. We discover 181 most active companies in this area. The fast-growing China Institute of Water Resources and Hydropower Research, Hohai University, China Three Gorges Corp. take 12.79% of patent filing during this period.
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Patent: 19
Jiangsu Sheng, China
Patent: 10
Hubei Sheng, China
Patent: 9
Hubei Sheng, China
Patent: 8
Henan Sheng, China
Patent: 8
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Patent: 7
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Patent: 6
Hubei Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 6
With the analysis among related 297 patents in last 5 years, we discover 170 new entrants. China Three Gorges Corp., Yellow River Reconnaissance Planning & Design Co. Ltd., Yangtze River Water Conservancy Commission Yangtze River Academy of Sciences are the most active new entrants in this area.
Hubei Sheng, China
Patent: 9
Henan Sheng, China
Patent: 8
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Patent: 7
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Patent: 6
Hubei Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 5
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Patent: 4
With the analysis among 187 patents, we discovered top 53 universities and scientific research institutions by total patent application. Hohai University, Wuhan University, Sichuan University are dominant in this area. They take 22.46% of the total patent filing.
Jiangsu Sheng, China
Patent: 13
Hubei Sheng, China
Patent: 9
Sichuan Sheng, China
Patent: 6
Hubei Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Chongqing Shi, China
Patent: 4