Search results for “Underground cavern” companies
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Key Players
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Innovation Intensity
With the analysis among 528 patents, we discovered top 224 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 27.08% of the total patent filing.
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 70
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 38
ChangJiang Survey, Planning, Design and Research Co., Ltd
Hubei Sheng, China
Patent: 35
Powerchina Zhongnan Engineering Corp. Ltd.
Hunan Sheng, China
Patent: 20
State Grid Xinyuan Co., Ltd.
Beijing Shi, China
Patent: 20
State Grid Corp. of China
Beijing Shi, China
Patent: 16
Nuclear Power Institute of China
Sichuan Sheng, China
Patent: 14
China Three Gorges Corp.
Hubei Sheng, China
Patent: 12
China Water Resources & Hydropower Sixth Engineering Bureau
Liaoning Sheng, China
Patent: 11
Shanghai Municipal Engineering Design Inst (Group) Co., Ltd.
Shanghai Shi, China
Patent: 10
Startups & Unicorns
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Innovation Intensity
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Fast-Growing
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Innovation in recent 5 years
With the analysis among related 342 patents applied in the last 5 years. We discover 175 most active companies in this area. The fast-growing Powerchina Huadong Engineering Corp. Ltd., Powerchina Chengdu Engineering Corp. Ltd., State Grid Xinyuan Co., Ltd. take 24.27% of patent filing during this period.
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 52
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 17
State Grid Xinyuan Co., Ltd.
Beijing Shi, China
Patent: 14
Powerchina Zhongnan Engineering Corp. Ltd.
Hunan Sheng, China
Patent: 11
State Grid Corp. of China
Beijing Shi, China
Patent: 10
Wuhan Institute of Geotechnical Mechanics, Chinese Academy of Sciences
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Patent: 10
Powerchina Xibei Engineering Corp. Ltd.
Shaanxi Sheng, China
Patent: 8
China Railway Liuyuan Group Co., Ltd.
Tianjin Shi, China
Patent: 8
Powerchina Beijing Engineering Corp. Ltd.
Beijing Shi, China
Patent: 8
Sinohydro Bureau 14 Co., Ltd.
Yunnan Sheng, China
Patent: 6
New Entrants
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Innovation in recent 5 years
With the analysis among related 342 patents in last 5 years, we discover 139 new entrants. Powerchina Xibei Engineering Corp. Ltd., China Railway Liuyuan Group Co., Ltd., China Railway Tunnel Bureau Group Co., Ltd. are the most active new entrants in this area.
Powerchina Xibei Engineering Corp. Ltd.
Shaanxi Sheng, China
Patent: 8
China Railway Liuyuan Group Co., Ltd.
Tianjin Shi, China
Patent: 8
China Railway Tunnel Bureau Group Co., Ltd.
Guangdong Sheng, China
Patent: 6
Beijing Urban Construction Road & Bridge Group Co. Ltd.
Beijing Shi, China
Patent: 6
Shandong Huarui Construction Engineering Co., Ltd.
Shandong Sheng, China
Patent: 4
Sinohydro Bureau 11 Co., Ltd.
Henan Sheng, China
Patent: 4
Huaneng Lancang River Hydropower Inc.
Yunnan Sheng, China
Patent: 4
China Railway Tunnel Survey and Design Institute Co., Ltd.
Tianjin Shi, China
Patent: 4
China Railway Tunnel Survey and Design Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 4
Shaanxi ZhenAn Pumped Storage Co., Ltd.
Shaanxi Sheng, China
Patent: 4
Research Institutions
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Innovation Intensity
With the analysis among 155 patents, we discovered top 48 universities and scientific research institutions by total patent application. Sichuan University, China Three Gorges University, Wuhan University are dominant in this area. They take 27.10% of the total patent filing.
Sichuan University
Sichuan Sheng, China
Patent: 7
China Three Gorges University
Hubei Sheng, China
Patent: 7
Wuhan University
Hubei Sheng, China
Patent: 6
Shandong University
Shandong Sheng, China
Patent: 5
Wuhan University of Technology
Hubei Sheng, China
Patent: 5
Hohai University
Jiangsu Sheng, China
Patent: 5
Tianjin University
Tianjin Shi, China
Patent: 5
Institute of Geology & Geophysics, Chinese Academy of Sciences
Beijing Shi, China
Patent: 4
Zhejiang University
Zhejiang Sheng, China
Patent: 3
Tsinghua University
Beijing Shi, China
Patent: 3
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