With the analysis among 83 patents, we discovered top 42 key players by total patent application. Baker Hughes, Inc., ConocoPhillips Co., PetroChina Co., Ltd. are dominant in this area. They take 26.51% of the total patent filing.
Texas, United States
Patent: 15
Delaware, United States
Patent: 4
Beijing Shi, China
Patent: 3
China National Petroleum Corp.
Beijing Shi, China
Patent: 2
Hebei Sheng, China
Patent: 2
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 2
China Railway Bridge Group Second Engineering Co Ltd.
Guangdong Sheng, China
Patent: 2
Powerchina Guiyang Engineering Corp. Ltd.
Guizhou Sheng, China
Patent: 2
Sandvik Mining RSA (Pty) Ltd.
China Railway Construction Bridge Engineering Bureau Group Third Engineering Co., Ltd.
Tianjin Shi, China
Patent: 2
No data, please try another search term
With the analysis among related 108 patents applied in the last 5 years. We discover 62 most active companies in this area. The fast-growing Taiyuan University of Technology, China University of Mining & Technology, Henan Polytechnic University take 14.81% of patent filing during this period.
Taiyuan University of Technology
Shanxi Sheng, China
Patent: 6
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 5
Henan Polytechnic University
Henan Sheng, China
Patent: 5
Jiangxi University of Science & Technology
Jiangxi Sheng, China
Patent: 4
Wuhan Institute of Geotechnical Mechanics, Chinese Academy of Sciences
undefined undefined
Patent: 4
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 3
Southwest Petroleum University
Sichuan Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 3
University of Science & Technology Beijing
Beijing Shi, China
Patent: 3
With the analysis among related 108 patents in last 5 years, we discover 49 new entrants. Jiangxi University of Science & Technology, Wuhan Institute of Geotechnical Mechanics, Chinese Academy of Sciences, Xi'an University of Technology are the most active new entrants in this area.
Jiangxi University of Science & Technology
Jiangxi Sheng, China
Patent: 4
Wuhan Institute of Geotechnical Mechanics, Chinese Academy of Sciences
undefined undefined
Patent: 4
Xi'an University of Technology
Shaanxi Sheng, China
Patent: 3
China Railway Construction Bridge Engineering Bureau Group Third Engineering Co., Ltd.
Tianjin Shi, China
Patent: 2
Xi'an University of Architecture & Technology
Shaanxi Sheng, China
Patent: 2
China Railway Bridge Group Second Engineering Co Ltd.
Guangdong Sheng, China
Patent: 2
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 2
Kunming University of Science & Technology
Yunnan Sheng, China
Patent: 2
Powerchina Guiyang Engineering Corp. Ltd.
Guizhou Sheng, China
Patent: 2
Changcun Coal Mine of Shanxi Lu'an Environmental Protection Energy Development Co., Ltd.
Shanxi Sheng, China
Patent: 2
With the analysis among 162 patents, we discovered top 41 universities and scientific research institutions by total patent application. China University of Mining & Technology (Beijing), China University of Mining & Technology, Shandong University of Science & Technology are dominant in this area. They take 17.90% of the total patent filing.
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 11
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 9
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 9
Taiyuan University of Technology
Shanxi Sheng, China
Patent: 8
Henan Polytechnic University
Henan Sheng, China
Patent: 8
Southwest Petroleum University
Sichuan Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 4
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 4
University of Science & Technology Beijing
Beijing Shi, China
Patent: 4
Jiangxi University of Science & Technology
Jiangxi Sheng, China
Patent: 4