With the analysis among 146 patents, we discovered top 140 key players by total patent application. Powerchina Xibei Engineering Corp. Ltd., Powerchina Huadong Engineering Corp. Ltd., MCC Wuhan Investigation & Research Institute Co., Ltd. are dominant in this area. They take 15.07% of the total patent filing.
Powerchina Xibei Engineering Corp. Ltd.
Shaanxi Sheng, China
Patent: 9
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 8
MCC Wuhan Investigation & Research Institute Co., Ltd.
Hubei Sheng, China
Patent: 5
China Railway Ninth Bureau Group Co., Ltd.
Liaoning Sheng, China
Patent: 4
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 4
China National Petroleum Corp.
Beijing Shi, China
Patent: 3
China Chemical Engineering Second Construction Corp.
Shanxi Sheng, China
Patent: 2
China Construction Fourth Engineering Division Corp. Ltd.
Guangdong Sheng, China
Patent: 2
Geopier Foundation Co., Inc.
North Carolina, United States
Patent: 2
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With the analysis among related 297 patents applied in the last 5 years. We discover 230 most active companies in this area. The fast-growing Powerchina Xibei Engineering Corp. Ltd., Huaqiao University, Powerchina Huadong Engineering Corp. Ltd. take 8.42% of patent filing during this period.
Powerchina Xibei Engineering Corp. Ltd.
Shaanxi Sheng, China
Patent: 9
Fujian Sheng, China
Patent: 8
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 8
Dalian University of Technology
Liaoning Sheng, China
Patent: 7
Qingdao University of Technology
Shandong Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 6
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 6
Shijiazhuang Tiedao University
Hebei Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
Liaoning University of Engineering and Technology
Liaoning Sheng, China
Patent: 4
With the analysis among related 297 patents in last 5 years, we discover 218 new entrants. Powerchina Xibei Engineering Corp. Ltd., Huaqiao University, Powerchina Huadong Engineering Corp. Ltd. are the most active new entrants in this area.
Powerchina Xibei Engineering Corp. Ltd.
Shaanxi Sheng, China
Patent: 9
Fujian Sheng, China
Patent: 8
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 8
Qingdao University of Technology
Shandong Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 6
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 6
Shijiazhuang Tiedao University
Hebei Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
Liaoning University of Engineering and Technology
Liaoning Sheng, China
Patent: 4
Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences
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Patent: 4
With the analysis among 190 patents, we discovered top 82 universities and scientific research institutions by total patent application. Huaqiao University, Chang'an University, Southwest Jiaotong University are dominant in this area. They take 12.11% of the total patent filing.
Fujian Sheng, China
Patent: 8
Shaanxi Sheng, China
Patent: 6
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 6
Qingdao University of Technology
Shandong Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Shijiazhuang Tiedao University
Hebei Sheng, China
Patent: 5
Nanjing Forestry University
Jiangsu Sheng, China
Patent: 4
China University of Geosciences Beijing
Hubei Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 3