With the analysis among 115 patents, we discovered top 94 key players by total patent application. Powerchina Huadong Engineering Corp. Ltd., Yellow River Reconnaissance Planning & Design Co. Ltd., Zhejiang East China Engineering Construction Management Co., Ltd. are dominant in this area. They take 17.39% of the total patent filing.
Zhejiang Sheng, China
Patent: 10
Henan Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
Gansu Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 3
Henan Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 2
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With the analysis among related 257 patents applied in the last 5 years. We discover 159 most active companies in this area. The fast-growing Powerchina Huadong Engineering Corp. Ltd., Changsha University of Science & Technology, Qingdao University of Technology take 10.12% of patent filing during this period.
Zhejiang Sheng, China
Patent: 10
Hunan Sheng, China
Patent: 8
Shandong Sheng, China
Patent: 8
Hubei Sheng, China
Patent: 7
Shaanxi Sheng, China
Patent: 7
Hubei Sheng, China
Patent: 7
Guizhou Sheng, China
Patent: 7
Hunan Sheng, China
Patent: 6
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Patent: 6
Hubei Sheng, China
Patent: 5
With the analysis among related 257 patents in last 5 years, we discover 133 new entrants. Powerchina Huadong Engineering Corp. Ltd., Qingdao University of Technology, Guizhou University are the most active new entrants in this area.
Zhejiang Sheng, China
Patent: 10
Shandong Sheng, China
Patent: 8
Guizhou Sheng, China
Patent: 7
Hunan Sheng, China
Patent: 6
Hubei Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 5
Henan Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
Fujian Sheng, China
Patent: 4
Tianjin Shi, China
Patent: 4
With the analysis among 272 patents, we discovered top 83 universities and scientific research institutions by total patent application. China Three Gorges University, China University of Geosciences Beijing, Changsha University of Science & Technology are dominant in this area. They take 13.24% of the total patent filing.
Hubei Sheng, China
Patent: 14
Hubei Sheng, China
Patent: 12
Hunan Sheng, China
Patent: 10
Shaanxi Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 9
Shandong Sheng, China
Patent: 8
Hunan Sheng, China
Patent: 7
Guizhou Sheng, China
Patent: 7
Chongqing Shi, China
Patent: 7
Guangxi Zhuangzu Zizhiqu, China
Patent: 7