With the analysis among 56 patents, we discovered top 47 key players by total patent application. Powerchina Chengdu Engineering Corp. Ltd., Yellow River Reconnaissance Planning & Design Co. Ltd., Powerchina Huadong Engineering Corp. Ltd. are dominant in this area. They take 17.86% of the total patent filing.
Sichuan Sheng, China
Patent: 4
Henan Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
Guizhou Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 3
Hebei Sheng, China
Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
CHANGJIANG ECOLOGY (HUBEI) TECHNOLOGY DEVELOPMENT CO.,LTD.
Hubei Sheng, China
Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
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With the analysis among related 79 patents applied in the last 5 years. We discover 55 most active companies in this area. The fast-growing Wuhan University, Hohai University, Yangtse River Water Conservancy Committee Shuiwen Bureau take 21.52% of patent filing during this period.
Hubei Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
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Patent: 2
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Patent: 2
With the analysis among related 79 patents in last 5 years, we discover 43 new entrants. Yangtse River Water Conservancy Committee Shuiwen Bureau, Powerchina Huadong Engineering Corp. Ltd., Xi'an University of Technology are the most active new entrants in this area.
Zhejiang Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
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Patent: 2
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Patent: 2
CHANGJIANG ECOLOGY (HUBEI) TECHNOLOGY DEVELOPMENT CO.,LTD.
Hubei Sheng, China
Patent: 2
Jiangxi Sheng, China
Patent: 2
Hebei Sheng, China
Patent: 2
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Patent: 2
With the analysis among 76 patents, we discovered top 17 universities and scientific research institutions by total patent application. Wuhan University, Hohai University, Sichuan University are dominant in this area. They take 36.84% of the total patent filing.
Hubei Sheng, China
Patent: 13
Jiangsu Sheng, China
Patent: 10
Sichuan Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 5
Beijing Shi, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 2
Hebei Sheng, China
Patent: 2
Jiangxi Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1