With the analysis among 82 patents, we discovered top 36 key players by total patent application. Ezymine Pty Ltd, BHP Billiton Petroleum Pty Ltd., Continental Oil Co. are dominant in this area. They take 28.05% of the total patent filing.
California, United States
Patent: 4
California, United States
Patent: 3
Hebei Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
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With the analysis among related 41 patents applied in the last 5 years. We discover 25 most active companies in this area. The fast-growing Epiroc Rock Drills AB, Google LLC, China Coal Zhangjiakou Coal Mining Machinery Co. Ltd. take 24.39% of patent filing during this period.
California, United States
Patent: 4
Hebei Sheng, China
Patent: 2
Shanxi Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Shanxi Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
With the analysis among related 41 patents in last 5 years, we discover 20 new entrants. Epiroc Rock Drills AB, Google LLC, Taiyuan Institute of China Coal Research Institute are the most active new entrants in this area.
California, United States
Patent: 4
Shanxi Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Shanxi Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Shanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Liaoning Sheng, China
Patent: 1
With the analysis among 23 patents, we discovered top 8 universities and scientific research institutions by total patent application. China University of Mining & Technology (Beijing), China University of Mining & Technology, China Agricultural University are dominant in this area. They take 52.17% of the total patent filing.
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 8
Jiangsu Sheng, China
Patent: 3
Beijing Shi, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Fujian Sheng, China
Patent: 1
Guangxi Zhuangzu Zizhiqu, China
Patent: 1
Henan Sheng, China
Patent: 1