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.
Yellow River Reconnaissance Planning & Design Co. Ltd.
Henan Sheng, China
Patent: 26
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 21
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 20
Hubei Sheng, China
Patent: 15
Virginia, United States
Patent: 14
Powerchina Chengdu Engineering Corp. Ltd.
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
Shenzhen Intellifusion Technologies Co., Ltd.
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.
China Institute of Water Resources and Hydropower Research
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Patent: 61
Jiangsu Sheng, China
Patent: 39
Sichuan Sheng, China
Patent: 20
Chinese Research Academy of Environmental Sciences
Yellow River Reconnaissance Planning & Design Co. Ltd.
Henan Sheng, China
Patent: 17
Yangtze River Water Conservancy Commission Yangtze River Academy of Sciences
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Patent: 15
Hubei Sheng, China
Patent: 14
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 14
China Petroleum & Chemical Corp.
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.
Shenzhen Academy of Environmental Sciences
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Patent: 8
Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences
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Patent: 5
Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences
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Patent: 5
Institute of Hydrogeology and Environmental Geology, Chinese Academy of Geological Sciences
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Patent: 4
National Disaster Management Institute
Guangdong University of Technology
Guangdong Sheng, China
Patent: 4
CCCC (Tianjin) Eco-Environmental Design and Research Institute Co., Ltd.
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 Normal University
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 Jiaotong University
Chongqing Shi, China
Patent: 9
Guangdong Sheng, China
Patent: 8