With the analysis among 1,620 patents, we discovered top 461 key players by total patent application. Kajima Corp., Powerchina Guiyang Engineering Corp. Ltd., Shimizu Corp. are dominant in this area. They take 3.15% of the total patent filing.
Jiangsu Sheng, China
Patent: 22
Powerchina Guiyang Engineering Corp. Ltd.
Guizhou Sheng, China
Patent: 15
Tokyo-to, Japan
Patent: 14
Tokyo-to, Japan
Patent: 13
Jiangsu Sheng, China
Patent: 13
Shanghai Shi, China
Patent: 10
Industrial Engineering Co.
China Construction Fourth Engineering Division Corp. Ltd.
Guangdong Sheng, China
Patent: 10
Chinese Metallurgical Group Co., Ltd.
Anhui Sheng, China
Patent: 10
ChangJiang Survey, Planning, Design and Research Co., Ltd
Hubei Sheng, China
Patent: 10
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With the analysis among related 1,860 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, Chang'an University take 2.85% of patent filing during this period.
Jiangsu Sheng, China
Patent: 21
China Institute of Water Resources and Hydropower Research
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Patent: 19
Shaanxi Sheng, China
Patent: 13
Hebei Geological Environment Monitoring Institute (Hebei Geological Disaster Emergency Technology Center, Hebei Geological Environment Monitoring Station)
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Patent: 13
Shandong Sheng, China
Patent: 11
Hubei Sheng, China
Patent: 11
China University of Geosciences Beijing
Hubei Sheng, China
Patent: 11
Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences
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Patent: 10
Powerchina Guiyang Engineering Corp. Ltd.
Guizhou Sheng, China
Patent: 10
ChangJiang Survey, Planning, Design and Research Co., Ltd
Hubei Sheng, China
Patent: 9
With the analysis among related 1,860 patents in last 5 years, we discover 414 new entrants. Chang'an University, Hebei Geological Environment Monitoring Institute (Hebei Geological Disaster Emergency Technology Center, Hebei Geological Environment Monitoring Station), Institute of Hydrogeology and Environmental Geology, Chinese Academy of Geological Sciences are the most active new entrants in this area.
Shaanxi Sheng, China
Patent: 13
Hebei Geological Environment Monitoring Institute (Hebei Geological Disaster Emergency Technology Center, Hebei Geological Environment Monitoring Station)
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Patent: 13
Institute of Hydrogeology and Environmental Geology, Chinese Academy of Geological Sciences
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Patent: 7
Chongqing Shi, China
Patent: 6
Hefei University of Technology
Anhui Sheng, China
Patent: 6
Heilongjiang Hongsheng Agricultural Technology Development Co., Ltd.
Heilongjiang Sheng, China
Patent: 6
Capital Normal University
Beijing Shi, China
Patent: 6
China Railway 18th Bureau Group Co., Ltd.
Tianjin Shi, China
Patent: 6
Fujian Sheng, China
Patent: 6
East China Architectural Design & Research Institute Co., Ltd.
Shanghai Shi, China
Patent: 6
With the analysis among 702 patents, we discovered top 146 universities and scientific research institutions by total patent application. Hohai University, China University of Geosciences Beijing, Shandong University are dominant in this area. They take 10.40% of the total patent filing.
Jiangsu Sheng, China
Patent: 35
China University of Geosciences Beijing
Hubei Sheng, China
Patent: 16
Shandong Sheng, China
Patent: 15
Hubei Sheng, China
Patent: 15
Shaanxi Sheng, China
Patent: 13
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 10
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 9
Jiangsu Sheng, China
Patent: 9
Zhejiang Sheng, China
Patent: 8
Zhejiang University City College
Zhejiang Sheng, China
Patent: 8