With the analysis among 278 patents, we discovered top 202 key players by total patent application. China Petroleum & Chemical Corp., PetroChina Co., Ltd., TOSHIBA Corp. are dominant in this area. They take 7.91% of the total patent filing.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 9
Beijing Shi, China
Patent: 7
China National Offshore Oil Corp.
Beijing Shi, China
Patent: 5
Nippon Telegraph & Telephone Corp.
China National Petroleum Corp.
Beijing Shi, China
Patent: 4
With the analysis among 4 patents, we discovered top 1 start-ups by total patent application.
Texas, United States
Patent: 4
With the analysis among related 253 patents applied in the last 5 years. We discover 185 most active companies in this area. The fast-growing Wuhan Institute of Geotechnical Mechanics, Chinese Academy of Sciences, China University of Mining & Technology, Chongqing University take 10.28% of patent filing during this period.
Wuhan Institute of Geotechnical Mechanics, Chinese Academy of Sciences
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Patent: 11
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 8
Chongqing Shi, China
Patent: 7
Jiangsu Sheng, China
Patent: 7
China Petroleum University Beijing
Beijing Shi, China
Patent: 5
Nanjing Hydraulic Research Institute
Jiangsu Sheng, China
Patent: 4
Fujian Sheng, China
Patent: 4
Hudong Heavy Machinery Co., Ltd.
Shanghai Shi, China
Patent: 4
Nanjing University of Science & Technology
Jiangsu Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
With the analysis among related 253 patents in last 5 years, we discover 137 new entrants. Fuzhou University, Hudong Heavy Machinery Co., Ltd., University of Science & Technology Beijing are the most active new entrants in this area.
Fujian Sheng, China
Patent: 4
Hudong Heavy Machinery Co., Ltd.
Shanghai Shi, China
Patent: 4
University of Science & Technology Beijing
Beijing Shi, China
Patent: 4
Tiandi Science & Technology Co., Ltd.
Beijing Shi, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Beijing Zhongshui Kehaili Engineering Technology Co., Ltd.
Beijing Shi, China
Patent: 3
Jilin Sheng, China
Patent: 3
Hebei University of Technology
Hebei Sheng, China
Patent: 2
China Railway 20th Bureau Group 4th Engineering Co., Ltd.
Shandong Sheng, China
Patent: 2
Beijing University of Civil Engineering & Architecture
Beijing Shi, China
Patent: 2
With the analysis among 270 patents, we discovered top 80 universities and scientific research institutions by total patent application. Hohai University, Institute of Geology & Geophysics, Chinese Academy of Sciences, China University of Mining & Technology are dominant in this area. They take 14.07% of the total patent filing.
Jiangsu Sheng, China
Patent: 14
Institute of Geology & Geophysics, Chinese Academy of Sciences
Beijing Shi, China
Patent: 10
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 9
China Petroleum University Beijing
Beijing Shi, China
Patent: 9
Chongqing Shi, China
Patent: 8
Southwest Petroleum University
Sichuan Sheng, China
Patent: 6
Nanjing University of Science & Technology
Jiangsu Sheng, China
Patent: 5
Henan Polytechnic University
Henan Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 4