With the analysis among 3,095 patents, we discovered top 494 key players by total patent application. Exxon Research & Engineering Co., Yunnan Dahongshan Tunnel Co. Ltd., China Coal Science and Industry Group Wuhan Design and Research Institute Co., Ltd. are dominant in this area. They take 3.46% of the total patent filing.
Exxon Research & Engineering Co.
Yunnan Dahongshan Tunnel Co. Ltd.
Yunnan Sheng, China
Patent: 37
China Coal Science and Industry Group Wuhan Design and Research Institute Co., Ltd.
Hubei Sheng, China
Patent: 26
Texas, United States
Patent: 19
Shell Internationale Research Maatschappij BV
Zuid-Holland, Netherlands
Patent: 19
Beijing Shi, China
Patent: 18
Ivanhoe HTL Petroleum Ltd.
Nevada, United States
Patent: 18
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 17
Inner Mongolia McGonagall Investment Management Co., Ltd.
Nei Mongol Zizhiqu, China
Patent: 15
China National Petroleum Corp.
Beijing Shi, China
Patent: 14
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
Texas, United States
Patent: 1
Hampshire, United Kingdom
Patent: 1
With the analysis among related 1,654 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Railway Siyuan Survey & Design Group Co., Ltd., China Aerospace Science and Industry Academy of Aviation Technology, PetroChina Co., Ltd. take 2.06% of patent filing during this period.
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 17
China Aerospace Science and Industry Academy of Aviation Technology
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Patent: 9
Beijing Shi, China
Patent: 8
Hyperloop Transportation Technologies, Inc.
California, United States
Patent: 8
Shanghai Baoye Group Co., Ltd.
Shanghai Shi, China
Patent: 8
Chinese Metallurgical Group Co., Ltd.
Anhui Sheng, China
Patent: 8
China MCC 20 Group Co., Ltd.
Shanghai Shi, China
Patent: 8
Southwest Petroleum University
Sichuan Sheng, China
Patent: 7
China 22MCC Group Co. Ltd.
Hebei Sheng, China
Patent: 7
China Construction First Building (Group) Corp. Ltd.
Beijing Shi, China
Patent: 6
With the analysis among related 1,654 patents in last 5 years, we discover 444 new entrants. China Railway Siyuan Survey & Design Group Co., Ltd., China Aerospace Science and Industry Academy of Aviation Technology, Hyperloop Transportation Technologies, Inc. are the most active new entrants in this area.
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 17
China Aerospace Science and Industry Academy of Aviation Technology
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Patent: 9
Hyperloop Transportation Technologies, Inc.
California, United States
Patent: 8
China Construction First Building (Group) Corp. Ltd.
Beijing Shi, China
Patent: 6
Tianjin Pipeline Engineering Group Co., Ltd.
Tianjin Shi, China
Patent: 6
Zhejiang East China Engineering Construction Management Co., Ltd.
Zhejiang Sheng, China
Patent: 6
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 6
Hunan Sheng, China
Patent: 6
China Construction Fourth Bureau Installation Engineering Co.
Guizhou Sheng, China
Patent: 6
MCC TianGong Group Corp. Ltd.
Tianjin Shi, China
Patent: 5
With the analysis among 494 patents, we discovered top 110 universities and scientific research institutions by total patent application. Southwest Petroleum University, China University of Petroleum (East China), Zhejiang University are dominant in this area. They take 6.07% of the total patent filing.
Southwest Petroleum University
Sichuan Sheng, China
Patent: 11
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 10
Zhejiang Sheng, China
Patent: 7
Hunan Sheng, China
Patent: 6
China Petroleum University Beijing
Beijing Shi, China
Patent: 6
China Three Gorges University
Hubei Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 4
Qingdao University of Science & Technology
Shandong Sheng, China
Patent: 4
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 4
Kunming University of Science & Technology
Yunnan Sheng, China
Patent: 4