With the analysis among 1,973 patents, we discovered top 464 key players by total patent application. Yellow River Reconnaissance Planning & Design Co. Ltd., China Petroleum & Chemical Corp., Powerchina Huadong Engineering Corp. Ltd. are dominant in this area. They take 3.40% of the total patent filing.
Henan Sheng, China
Patent: 26
Beijing Shi, China
Patent: 21
Zhejiang Sheng, China
Patent: 20
Hubei Sheng, China
Patent: 15
Virginia, United States
Patent: 14
Sichuan Sheng, China
Patent: 14
Beijing Shi, China
Patent: 12
With the analysis among 3 patents, we discovered top 2 start-ups by total patent application.
California, United States
Patent: 2
Guangdong Sheng, China
Patent: 1
With the analysis among related 1,454 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Institute of Water Resources and Hydropower Research, Hohai University, Sichuan University take 8.25% of patent filing during this period.
undefined undefined
Patent: 61
Jiangsu Sheng, China
Patent: 39
Sichuan Sheng, China
Patent: 20
Henan Sheng, China
Patent: 17
undefined undefined
Patent: 15
Hubei Sheng, China
Patent: 14
Zhejiang Sheng, China
Patent: 14
Beijing Shi, China
Patent: 13
With the analysis among related 1,454 patents in last 5 years, we discover 383 new entrants. Mold SRL, Shenzhen Academy of Environmental Sciences, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences are the most active new entrants in this area.
undefined undefined
Patent: 8
undefined undefined
Patent: 5
undefined undefined
Patent: 5
undefined undefined
Patent: 4
Guangdong Sheng, China
Patent: 4
Tianjin Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
With the analysis among 1,267 patents, we discovered top 181 universities and scientific research institutions by total patent application. Hohai University, Sichuan University, Beijing Normal University are dominant in this area. They take 15.00% of the total patent filing.
Jiangsu Sheng, China
Patent: 80
Sichuan Sheng, China
Patent: 27
Beijing Shi, China
Patent: 24
Hubei Sheng, China
Patent: 19
Henan Sheng, China
Patent: 14
Tianjin Shi, China
Patent: 12
Jiangsu Sheng, China
Patent: 11
Beijing Shi, China
Patent: 10
Chongqing Shi, China
Patent: 9
Guangdong Sheng, China
Patent: 8