With the analysis among 270 patents, we discovered top 169 key players by total patent application. China Petroleum & Chemical Corp., PetroChina Co., Ltd., China National Petroleum Corp. are dominant in this area. They take 28.15% of the total patent filing.
Beijing Shi, China
Patent: 36
Beijing Shi, China
Patent: 30
Beijing Shi, China
Patent: 10
Sichuan Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 7
Xinjiang Uygur Zizhiqu, China
Patent: 7
Beijing Shi, China
Patent: 6
Shaanxi Sheng, China
Patent: 6
Beijing Shi, China
Patent: 5
Sichuan Sheng, China
Patent: 5
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With the analysis among related 443 patents applied in the last 5 years. We discover 201 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., Southwest Petroleum University, PetroChina Co., Ltd. take 16.25% of patent filing during this period.
Beijing Shi, China
Patent: 27
Sichuan Sheng, China
Patent: 25
Beijing Shi, China
Patent: 20
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Patent: 20
Sichuan Sheng, China
Patent: 16
Jiangsu Sheng, China
Patent: 14
Zhejiang Sheng, China
Patent: 13
Hunan Sheng, China
Patent: 12
Shandong Sheng, China
Patent: 12
Beijing Shi, China
Patent: 12
With the analysis among related 443 patents in last 5 years, we discover 149 new entrants. University of Shaoxing, China Petroleum & Chemical Corp. Northwest Oilfield Branch, China University of Geosciences Beijing are the most active new entrants in this area.
Zhejiang Sheng, China
Patent: 13
Xinjiang Uygur Zizhiqu, China
Patent: 7
Hubei Sheng, China
Patent: 5
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Patent: 5
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 5
Sichuan Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 4
Tianjin Shi, China
Patent: 4
Sinopec Southwest Oil & Gas Co
Sichuan Sheng, China
Patent: 4
Chongqing Shi, China
Patent: 4
With the analysis among 475 patents, we discovered top 69 universities and scientific research institutions by total patent application. China University of Mining & Technology, Southwest Petroleum University, Shandong University of Science & Technology are dominant in this area. They take 22.95% of the total patent filing.
Jiangsu Sheng, China
Patent: 42
Sichuan Sheng, China
Patent: 34
Shandong Sheng, China
Patent: 26
Beijing Shi, China
Patent: 20
Shandong Sheng, China
Patent: 19
Shandong Sheng, China
Patent: 18
Sichuan Sheng, China
Patent: 18
Hunan Sheng, China
Patent: 14
Zhejiang Sheng, China
Patent: 13
Anhui Sheng, China
Patent: 12