With the analysis among 310 patents, we discovered top 130 key players by total patent application. China Petroleum & Chemical Corp., China National Petroleum Corp., PetroChina Co., Ltd. are dominant in this area. They take 44.84% of the total patent filing.
Beijing Shi, China
Patent: 58
Beijing Shi, China
Patent: 44
Beijing Shi, China
Patent: 37
Sichuan Sheng, China
Patent: 18
Beijing Shi, China
Patent: 14
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 13
Tianjin Shi, China
Patent: 10
Beijing Shi, China
Patent: 9
Pennsylvania, United States
Patent: 9
Shandong Sheng, China
Patent: 9
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
Texas, United States
Patent: 1
With the analysis among related 332 patents applied in the last 5 years. We discover 119 most active companies in this area. The fast-growing Southwest Petroleum University, China National Petroleum Corp., China Petroleum & Chemical Corp. take 34.94% of patent filing during this period.
Sichuan Sheng, China
Patent: 49
Beijing Shi, China
Patent: 37
Beijing Shi, China
Patent: 30
Beijing Shi, China
Patent: 25
Shandong Sheng, China
Patent: 22
Sichuan Sheng, China
Patent: 17
Beijing Shi, China
Patent: 13
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 11
Jiangsu Sheng, China
Patent: 9
Beijing Shi, China
Patent: 9
With the analysis among related 332 patents in last 5 years, we discover 79 new entrants. China University of Mining & Technology, University of Science & Technology Beijing, China Petroleum Logging Co. Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 9
Beijing Shi, China
Patent: 5
Shaanxi Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Hubei Sheng, China
Patent: 3
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Patent: 3
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Patent: 3
Beijing Shi, China
Patent: 3
Georgia, United States
Patent: 3
With the analysis among 290 patents, we discovered top 30 universities and scientific research institutions by total patent application. Southwest Petroleum University, China University of Petroleum (East China), China Petroleum University Beijing are dominant in this area. They take 48.97% of the total patent filing.
Sichuan Sheng, China
Patent: 59
Shandong Sheng, China
Patent: 46
Beijing Shi, China
Patent: 29
Sichuan Sheng, China
Patent: 11
Jiangsu Sheng, China
Patent: 9
Hubei Sheng, China
Patent: 9
Shanxi Sheng, China
Patent: 8
Shaanxi Sheng, China
Patent: 8
Beijing Shi, China
Patent: 7
Hubei Sheng, China
Patent: 7