With the analysis among 420 patents, we discovered top 234 key players by total patent application. Atlas Copco Rock Drills AB, Atlas Copco AB, PetroChina Co., Ltd. are dominant in this area. They take 10.00% of the total patent filing.
Beijing Shi, China
Patent: 13
Minnesota, United States
Patent: 9
Beijing Shi, China
Patent: 7
Pennsylvania, United States
Patent: 7
New Mexico, United States
Patent: 6
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With the analysis among related 245 patents applied in the last 5 years. We discover 169 most active companies in this area. The fast-growing Wuhan Institute of Geotechnical Mechanics, Chinese Academy of Sciences, China University of Mining & Technology, University of Shaoxing take 11.02% of patent filing during this period.
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Patent: 12
Jiangsu Sheng, China
Patent: 8
Zhejiang Sheng, China
Patent: 7
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 7
Shandong Sheng, China
Patent: 7
Shandong Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
With the analysis among related 245 patents in last 5 years, we discover 134 new entrants. Saudi Arabian Oil Co., China Railway First Survey & Design Institute Group Co., Ltd., China Coal Science and Industry Mining Research Institute Co., Ltd. are the most active new entrants in this area.
Shaanxi Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
North China Institute of Science & Technology
Jiangxi Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 3
Guizhou Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
With the analysis among 275 patents, we discovered top 70 universities and scientific research institutions by total patent application. China University of Mining & Technology, University of Shaoxing, China University of Mining & Technology (Beijing) are dominant in this area. They take 19.27% of the total patent filing.
Jiangsu Sheng, China
Patent: 23
Zhejiang Sheng, China
Patent: 13
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 11
Shandong Sheng, China
Patent: 10
Shandong Sheng, China
Patent: 9
Nei Mongol Zizhiqu, China
Patent: 8
Hubei Sheng, China
Patent: 8
Shanxi Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 5
Beijing Shi, China
Patent: 5