With the analysis among 376 patents, we discovered top 140 key players by total patent application. China Petroleum & Chemical Corp., PetroChina Co., Ltd., Sinopec Corp. Shengli Oilfield Branch Exploration and Development Research Institute are dominant in this area. They take 27.66% of the total patent filing.
Beijing Shi, China
Patent: 45
Beijing Shi, China
Patent: 45
Shandong Sheng, China
Patent: 14
Tokyo-to, Japan
Patent: 13
Tokyo-to, Japan
Patent: 13
Tokyo-to, Japan
Patent: 12
Sichuan Sheng, China
Patent: 11
Xinjiang Uygur Zizhiqu, China
Patent: 8
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With the analysis among related 172 patents applied in the last 5 years. We discover 77 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., PetroChina Co., Ltd., Sinopec Corp. Shengli Oilfield Branch Exploration and Development Research Institute take 51.16% of patent filing during this period.
Beijing Shi, China
Patent: 38
Beijing Shi, China
Patent: 37
Shandong Sheng, China
Patent: 13
Xinjiang Uygur Zizhiqu, China
Patent: 8
Sichuan Sheng, China
Patent: 8
Shandong Sheng, China
Patent: 8
Shandong Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
Heilongjiang Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
With the analysis among related 172 patents in last 5 years, we discover 66 new entrants. China Petroleum & Chemical Corp. Northwest Oilfield Branch, Southwest Petroleum University, Petroleum Engineering Technology Research Institute of China Petroleum & Chemical Corporation Shengli Oilfield Branch are the most active new entrants in this area.
Xinjiang Uygur Zizhiqu, China
Patent: 8
Sichuan Sheng, China
Patent: 8
Shandong Sheng, China
Patent: 4
Heilongjiang Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Henan Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
With the analysis among 120 patents, we discovered top 19 universities and scientific research institutions by total patent application. China University of Petroleum (East China), Southwest Petroleum University, Xuzhou University of Technology are dominant in this area. They take 44.17% of the total patent filing.
Shandong Sheng, China
Patent: 9
Sichuan Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 5
Shaanxi Sheng, China
Patent: 4
Heilongjiang Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 1