With the analysis among 24 patents, we discovered top 20 key players by total patent application. Xian Research Inst of China Coal Tech & Eng Group Corp., China National Petroleum Corp., Tiandi Science & Technology Co., Ltd. are dominant in this area. They take 37.50% of the total patent filing.
Shaanxi Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Beijing Shi, China
Patent: 2
Anhui Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
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With the analysis among related 20 patents applied in the last 5 years. We discover 18 most active companies in this area. The fast-growing China National Petroleum Corp., Huainan Mining (Group) Co., Ltd., China Coal Science and Industry Mining Research Institute Co., Ltd. take 35.00% of patent filing during this period.
Beijing Shi, China
Patent: 3
Anhui Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Sichuan Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
With the analysis among related 20 patents in last 5 years, we discover 15 new entrants. China National Petroleum Corp., Huainan Mining (Group) Co., Ltd., China Coal Science and Industry Mining Research Institute Co., Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 3
Anhui Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Anhui Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
North China Institute of Science & Technology
Jiangsu Sheng, China
Patent: 1
Xi'an Northwest Nonferrous Geochemical Exploration Corps Co., Ltd.
Shaanxi Sheng, China
Patent: 1
With the analysis among 23 patents, we discovered top 11 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 47.83% of the total patent filing.
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 5
Jiangsu Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1