With the analysis among 47 patents, we discovered top 40 key players by total patent application. China Petroleum & Chemical Corp., PetroChina Co., Ltd., CNOOC China Ltd. are dominant in this area. They take 23.40% of the total patent filing.
Beijing Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Tianjin Shi, China
Patent: 3
Guizhou Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1
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With the analysis among related 58 patents applied in the last 5 years. We discover 51 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., Northeast Petroleum University, Institute of Geology & Geophysics, Chinese Academy of Sciences take 12.07% of patent filing during this period.
Beijing Shi, China
Patent: 3
Heilongjiang Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Gansu Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
With the analysis among related 58 patents in last 5 years, we discover 47 new entrants. China University of Petroleum (East China), JLK, Inc., Northeast Petroleum University are the most active new entrants in this area.
Shandong Sheng, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Gansu Sheng, China
Patent: 2
Jilin Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among 45 patents, we discovered top 32 universities and scientific research institutions by total patent application. Beijing University of Technology, Jilin University, China University of Petroleum (East China) are dominant in this area. They take 15.56% of the total patent filing.
Beijing Shi, China
Patent: 3
Jilin Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Gansu Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1