With the analysis among 56 patents, we discovered top 52 key players by total patent application. PetroChina Co., Ltd., Hanwha Corp., China Petroleum & Chemical Corp. are dominant in this area. They take 12.50% of the total patent filing.
Beijing Shi, China
Patent: 3
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Hebei Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Fujian Sheng, China
Patent: 1
Victoria, Australia
Patent: 1
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With the analysis among related 94 patents applied in the last 5 years. We discover 66 most active companies in this area. The fast-growing Southwest Petroleum University, China University of Mining & Technology, University of Science & Technology Beijing take 17.02% of patent filing during this period.
Sichuan Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 5
Beijing Shi, China
Patent: 5
North China University of Science & Technology
Hebei Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Hebei Sheng, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 2
With the analysis among related 94 patents in last 5 years, we discover 58 new entrants. University of Science & Technology Beijing, North China University of Science & Technology, North Eastern University are the most active new entrants in this area.
Beijing Shi, China
Patent: 5
North China University of Science & Technology
Hebei Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Hebei Sheng, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
With the analysis among 109 patents, we discovered top 38 universities and scientific research institutions by total patent application. China University of Mining & Technology, Southwest Petroleum University, University of Science & Technology Beijing are dominant in this area. They take 19.27% of the total patent filing.
Jiangsu Sheng, China
Patent: 8
Sichuan Sheng, China
Patent: 8
Beijing Shi, China
Patent: 5
North China University of Science & Technology
Hebei Sheng, China
Patent: 4
Chongqing Shi, China
Patent: 4
Shandong Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 4
Hunan Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3