With the analysis among 8,322 patents, we discovered top 480 key players by total patent application. Powerchina Huadong Engineering Corp. Ltd., Powerchina Chengdu Engineering Corp. Ltd., ChangJiang Survey, Planning, Design and Research Co., Ltd are dominant in this area. They take 2.26% of the total patent filing.
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 85
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 52
ChangJiang Survey, Planning, Design and Research Co., Ltd
Hubei Sheng, China
Patent: 51
Shanghai Investigation, Design & Research Institute
Shanghai Shi, China
Patent: 49
Hubei Sheng, China
Patent: 47
Hebei Water Conservancy and Hydropower Survey, Design and Research Institute Group Co., Ltd.
Tianjin Shi, China
Patent: 40
Powerchina Guiyang Engineering Corp. Ltd.
Guizhou Sheng, China
Patent: 39
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 28
Yellow River Reconnaissance Planning & Design Co. Ltd.
Henan Sheng, China
Patent: 26
Sinohydro Bureau 11 Co., Ltd.
Henan Sheng, China
Patent: 26
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
Shenzhen Ruichi Information Technology Co. Ltd.
Guangdong Sheng, China
Patent: 1
Shenzhen Intellifusion Technologies Co., Ltd.
Guangdong Sheng, China
Patent: 1
With the analysis among related 11,991 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Hohai University, China Institute of Water Resources and Hydropower Research, Powerchina Huadong Engineering Corp. Ltd. take 2.44% of patent filing during this period.
Jiangsu Sheng, China
Patent: 124
China Institute of Water Resources and Hydropower Research
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Patent: 88
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 81
ChangJiang Survey, Planning, Design and Research Co., Ltd
Hubei Sheng, China
Patent: 48
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 48
Nanjing Hydraulic Research Institute
Jiangsu Sheng, China
Patent: 47
North China University of Water Conservancy and Hydropower
Henan Sheng, China
Patent: 44
Shanghai Investigation, Design & Research Institute
Shanghai Shi, China
Patent: 42
Hubei Sheng, China
Patent: 41
Hebei Water Conservancy and Hydropower Survey, Design and Research Institute Group Co., Ltd.
Tianjin Shi, China
Patent: 40
With the analysis among related 11,991 patents in last 5 years, we discover 426 new entrants. North China University of Water Conservancy and Hydropower, Hebei Water Conservancy and Hydropower Survey, Design and Research Institute Group Co., Ltd., Econ Technology Co., Ltd. are the most active new entrants in this area.
North China University of Water Conservancy and Hydropower
Henan Sheng, China
Patent: 44
Hebei Water Conservancy and Hydropower Survey, Design and Research Institute Group Co., Ltd.
Tianjin Shi, China
Patent: 40
Econ Technology Co., Ltd.
Shandong Sheng, China
Patent: 24
Powerchina Zhongnan Engineering Corp. Ltd.
Hunan Sheng, China
Patent: 24
China Construction Water Environmental Protection Co., Ltd.
Beijing Shi, China
Patent: 23
South China Institute of Environmental Sciences
Shanghai Municipal Engineering Design Inst (Group) Co., Ltd.
Shanghai Shi, China
Patent: 23
Yellow River Water Conservancy Commission Yellow River Water Conservancy Research Institute
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Patent: 22
Powerchina Xibei Engineering Corp. Ltd.
Shaanxi Sheng, China
Patent: 19
Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences
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Patent: 18
With the analysis among 2,132 patents, we discovered top 200 universities and scientific research institutions by total patent application. Hohai University, Tianjin University, Sichuan University are dominant in this area. They take 15.10% of the total patent filing.
Jiangsu Sheng, China
Patent: 161
Tianjin Shi, China
Patent: 43
Sichuan Sheng, China
Patent: 42
Hubei Sheng, China
Patent: 39
Jiangsu Sheng, China
Patent: 27
China Three Gorges University
Hubei Sheng, China
Patent: 21
Chongqing Jiaotong University
Chongqing Shi, China
Patent: 19
Zhejiang Sheng, China
Patent: 16
Huazhong University of Science & Technology
Hubei Sheng, China
Patent: 16
Shanghai Shi, China
Patent: 15