With the analysis among 347 patents, we discovered top 179 key players by total patent application. Chongqing Research Inst of China Coal Tech & Eng Group Corp., Shanxi Jincheng Anthracite Mining Group Co., Ltd., Halliburton Energy Services, Inc. are dominant in this area. They take 12.10% of the total patent filing.
Chongqing Shi, China
Patent: 19
Shanxi Sheng, China
Patent: 14
Texas, United States
Patent: 9
Shaanxi Sheng, China
Patent: 7
Texas, United States
Patent: 6
Texas, United States
Patent: 6
Henan Sheng, China
Patent: 6
Texas, United States
Patent: 6
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 166 patents applied in the last 5 years. We discover 103 most active companies in this area. The fast-growing Chongqing Research Inst of China Coal Tech & Eng Group Corp., China University of Mining & Technology, Taiyuan University of Technology take 15.66% of patent filing during this period.
Chongqing Shi, China
Patent: 11
Jiangsu Sheng, China
Patent: 8
Shanxi Sheng, China
Patent: 7
Henan Sheng, China
Patent: 6
Anhui Sheng, China
Patent: 6
Anhui Sheng, China
Patent: 5
Beijing Shi, China
Patent: 5
Shaanxi Sheng, China
Patent: 5
Shanxi Sheng, China
Patent: 4
With the analysis among related 166 patents in last 5 years, we discover 79 new entrants. Taiyuan University of Technology, Pingdingshan Antaihua Mining Safety Equipment Manufacturing Co., Ltd., Huaibei Mining Co., Ltd. are the most active new entrants in this area.
Shanxi Sheng, China
Patent: 7
Henan Sheng, China
Patent: 6
Anhui Sheng, China
Patent: 5
Beijing Shi, China
Patent: 5
Gansu Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Guizhou Sheng, China
Patent: 3
With the analysis among 81 patents, we discovered top 19 universities and scientific research institutions by total patent application. China University of Mining & Technology, Anhui University of Science & Technology, Taiyuan University of Technology are dominant in this area. They take 40.74% of the total patent filing.
Jiangsu Sheng, China
Patent: 18
Anhui Sheng, China
Patent: 8
Shanxi Sheng, China
Patent: 7
Shaanxi Sheng, China
Patent: 6
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 6
Henan Sheng, China
Patent: 6
Chongqing Shi, China
Patent: 3
Shandong Sheng, China
Patent: 3
Guizhou Sheng, China
Patent: 2
Jilin Sheng, China
Patent: 1