With the analysis among 1,757 patents, we discovered top 475 key players by total patent application. Powerchina Guiyang Engineering Corp. Ltd., Hydroplus SA, Powerchina Chengdu Engineering Corp. Ltd. are dominant in this area. They take 5.01% of the total patent filing.
Guizhou Sheng, China
Patent: 35
Sichuan Sheng, China
Patent: 25
Zhejiang Sheng, China
Patent: 25
Hunan Sheng, China
Patent: 16
Beijing Shi, China
Patent: 14
Shaanxi Sheng, China
Patent: 13
Beijing Shi, China
Patent: 12
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
Texas, United States
Patent: 1
With the analysis among related 587 patents applied in the last 5 years. We discover 267 most active companies in this area. The fast-growing Powerchina Guiyang Engineering Corp. Ltd., Powerchina Huadong Engineering Corp. Ltd., Powerchina Chengdu Engineering Corp. Ltd. take 9.71% of patent filing during this period.
Guizhou Sheng, China
Patent: 31
Zhejiang Sheng, China
Patent: 14
Sichuan Sheng, China
Patent: 12
Shaanxi Sheng, China
Patent: 11
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Patent: 10
Guizhou Sheng, China
Patent: 10
Sichuan Sheng, China
Patent: 10
Hunan Sheng, China
Patent: 9
Beijing Shi, China
Patent: 9
With the analysis among related 587 patents in last 5 years, we discover 227 new entrants. Geotechnical Engineering Co., Ltd. of Guiyang Survey, Design and Research Institute of China Hydropower Consulting Group, Shanghai Investigation, Design & Research Institute, Zhongshui Pearl River Planning, Survey and Design Co., Ltd. are the most active new entrants in this area.
Guizhou Sheng, China
Patent: 10
Shanghai Shi, China
Patent: 6
Guangdong Sheng, China
Patent: 6
Tianjin Shi, China
Patent: 5
Sichuan Sheng, China
Patent: 5
Guizhou Sheng, China
Patent: 5
Yunnan Sheng, China
Patent: 5
Shaanxi Sheng, China
Patent: 4
Yunnan Sheng, China
Patent: 3
With the analysis among 432 patents, we discovered top 79 universities and scientific research institutions by total patent application. Sichuan University, China Three Gorges University, Hohai University are dominant in this area. They take 18.52% of the total patent filing.
Sichuan Sheng, China
Patent: 42
Hubei Sheng, China
Patent: 11
Jiangsu Sheng, China
Patent: 9
Yunnan Sheng, China
Patent: 6
Massachusetts, United States
Patent: 5
Shaanxi Sheng, China
Patent: 5
Chongqing Shi, China
Patent: 4
Sichuan Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 3
Shanghai Shi, China
Patent: 2