With the analysis among 180 patents, we discovered top 127 key players by total patent application. Powerchina Huadong Engineering Corp. Ltd., Powerchina Xibei Engineering Corp. Ltd., Zhejiang East China Engineering Construction Management Co., Ltd. are dominant in this area. They take 17.78% of the total patent filing.
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 15
Powerchina Xibei Engineering Corp. Ltd.
Shaanxi Sheng, China
Patent: 11
Zhejiang East China Engineering Construction Management Co., Ltd.
Zhejiang Sheng, China
Patent: 6
Jangho Engineering Inspection and Testing Co., Ltd.
Henan Sheng, China
Patent: 6
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 4
Powerchina Guiyang Engineering Corp. Ltd.
Guizhou Sheng, China
Patent: 4
Wuhan Construction Group Co., Ltd.
Hubei Sheng, China
Patent: 4
Changsha Mine Research Institute Co., Ltd.
Hunan Sheng, China
Patent: 4
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 4
Changjiang Geotechnical Engineering Corp.
Hubei Sheng, China
Patent: 3
No data, please try another search term
With the analysis among related 365 patents applied in the last 5 years. We discover 196 most active companies in this area. The fast-growing Powerchina Huadong Engineering Corp. Ltd., Zhejiang Institute of Technology, Powerchina Xibei Engineering Corp. Ltd. take 10.41% of patent filing during this period.
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 14
Zhejiang Institute of Technology
Zhejiang Sheng, China
Patent: 13
Powerchina Xibei Engineering Corp. Ltd.
Shaanxi Sheng, China
Patent: 11
Shaanxi Sheng, China
Patent: 11
Sichuan Sheng, China
Patent: 11
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 9
Zhejiang Sheng, China
Patent: 8
Xi'an University of Technology
Shaanxi Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
China University of Geosciences Beijing
Hubei Sheng, China
Patent: 8
With the analysis among related 365 patents in last 5 years, we discover 149 new entrants. Powerchina Xibei Engineering Corp. Ltd., Xi'an University of Technology, Zhejiang East China Engineering Construction Management Co., Ltd. are the most active new entrants in this area.
Powerchina Xibei Engineering Corp. Ltd.
Shaanxi Sheng, China
Patent: 11
Xi'an University of Technology
Shaanxi Sheng, China
Patent: 8
Zhejiang East China Engineering Construction Management Co., Ltd.
Zhejiang Sheng, China
Patent: 6
Henan Sheng, China
Patent: 6
Changsha Mine Research Institute Co., Ltd.
Hunan Sheng, China
Patent: 4
Liaoning University of Engineering and Technology
Liaoning Sheng, China
Patent: 4
Inner Mongolia University
Nei Mongol Zizhiqu, China
Patent: 4
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 4
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 4
With the analysis among 483 patents, we discovered top 105 universities and scientific research institutions by total patent application. China University of Geosciences Beijing, Sichuan University, Hohai University are dominant in this area. They take 14.49% of the total patent filing.
China University of Geosciences Beijing
Hubei Sheng, China
Patent: 23
Sichuan Sheng, China
Patent: 21
Jiangsu Sheng, China
Patent: 16
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 16
Zhejiang Sheng, China
Patent: 16
Shaanxi Sheng, China
Patent: 14
Institute of Geology & Geophysics, Chinese Academy of Sciences
Beijing Shi, China
Patent: 14
Shanghai Shi, China
Patent: 9
Changsha University of Science & Technology
Hunan Sheng, China
Patent: 8
China Three Gorges University
Hubei Sheng, China
Patent: 8