With the analysis among 8,322 patents, we discovered top 480 key players by total patent application. Powerchina Huadong Engineering Corp. Ltd., Powerchina Chengdu Engineering Corp. Ltd., ChangJiang Survey, Planning, Design and Research Co., Ltd are dominant in this area. They take 2.26% of the total patent filing.
Zhejiang Sheng, China
Patent: 85
Sichuan Sheng, China
Patent: 52
Hubei Sheng, China
Patent: 51
Shanghai Shi, China
Patent: 49
Hubei Sheng, China
Patent: 47
Tianjin Shi, China
Patent: 40
Guizhou Sheng, China
Patent: 39
Beijing Shi, China
Patent: 28
Henan Sheng, China
Patent: 26
Henan Sheng, China
Patent: 26
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
Guangdong Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among related 11,991 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Hohai University, China Institute of Water Resources and Hydropower Research, Powerchina Huadong Engineering Corp. Ltd. take 2.44% of patent filing during this period.
Jiangsu Sheng, China
Patent: 124
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Patent: 88
Zhejiang Sheng, China
Patent: 81
Hubei Sheng, China
Patent: 48
Sichuan Sheng, China
Patent: 48
Jiangsu Sheng, China
Patent: 47
Henan Sheng, China
Patent: 44
Shanghai Shi, China
Patent: 42
Hubei Sheng, China
Patent: 41
Tianjin Shi, China
Patent: 40
With the analysis among related 11,991 patents in last 5 years, we discover 426 new entrants. North China University of Water Conservancy and Hydropower, Hebei Water Conservancy and Hydropower Survey, Design and Research Institute Group Co., Ltd., Econ Technology Co., Ltd. are the most active new entrants in this area.
Henan Sheng, China
Patent: 44
Tianjin Shi, China
Patent: 40
Shandong Sheng, China
Patent: 24
Hunan Sheng, China
Patent: 24
Beijing Shi, China
Patent: 23
Shanghai Shi, China
Patent: 23
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Patent: 22
Shaanxi Sheng, China
Patent: 19
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Patent: 18
With the analysis among 2,132 patents, we discovered top 200 universities and scientific research institutions by total patent application. Hohai University, Tianjin University, Sichuan University are dominant in this area. They take 15.10% of the total patent filing.
Jiangsu Sheng, China
Patent: 161
Tianjin Shi, China
Patent: 43
Sichuan Sheng, China
Patent: 42
Hubei Sheng, China
Patent: 39
Jiangsu Sheng, China
Patent: 27
Hubei Sheng, China
Patent: 21
Chongqing Shi, China
Patent: 19
Zhejiang Sheng, China
Patent: 16
Hubei Sheng, China
Patent: 16
Shanghai Shi, China
Patent: 15