With the analysis among 157 patents, we discovered top 63 key players by total patent application. PetroChina Co., Ltd., China Petroleum & Chemical Corp., China National Petroleum Corp. are dominant in this area. They take 38.22% of the total patent filing.
Beijing Shi, China
Patent: 23
Beijing Shi, China
Patent: 21
Beijing Shi, China
Patent: 13
Hebei Sheng, China
Patent: 7
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 7
Beijing Shi, China
Patent: 6
Shandong Sheng, China
Patent: 6
Shandong Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 5
Tianjin Shi, China
Patent: 5
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With the analysis among related 163 patents applied in the last 5 years. We discover 59 most active companies in this area. The fast-growing Southwest Petroleum University, Yangtze University, China Petroleum & Chemical Corp. take 20.25% of patent filing during this period.
Sichuan Sheng, China
Patent: 14
Hubei Sheng, China
Patent: 11
Beijing Shi, China
Patent: 8
Tianjin Shi, China
Patent: 5
Beijing Shi, China
Patent: 5
Shaanxi Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 4
With the analysis among related 163 patents in last 5 years, we discover 43 new entrants. Sichuan University, Tianjin Rockfim Petroleum Technology Development Co., Ltd., China University of Geosciences Beijing are the most active new entrants in this area.
Sichuan Sheng, China
Patent: 5
Tianjin Shi, China
Patent: 5
Hubei Sheng, China
Patent: 4
Heilongjiang Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
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Patent: 2
Sichuan Sheng, China
Patent: 2
With the analysis among 153 patents, we discovered top 26 universities and scientific research institutions by total patent application. Southwest Petroleum University, Yangtze University, Xi'an Shiyou University are dominant in this area. They take 35.95% of the total patent filing.
Sichuan Sheng, China
Patent: 25
Hubei Sheng, China
Patent: 19
Shaanxi Sheng, China
Patent: 11
Beijing Shi, China
Patent: 10
Shandong Sheng, China
Patent: 8
Sichuan Sheng, China
Patent: 8
Sichuan Sheng, China
Patent: 5
Washington, United States
Patent: 5
Jiangsu Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 4