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.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 45
Beijing Shi, China
Patent: 45
Sinopec Corp. Shengli Oilfield Branch Exploration and Development Research Institute
Shandong Sheng, China
Patent: 14
Tokyo-to, Japan
Patent: 13
Mitsubishi Paper Mills Ltd.
Tokyo-to, Japan
Patent: 13
Tokyo-to, Japan
Patent: 12
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 11
China Petroleum & Chemical Corp. Northwest Oilfield Branch
Xinjiang Uygur Zizhiqu, China
Patent: 8
Fuji Photo Film Co., Ltd.
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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.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 38
Beijing Shi, China
Patent: 37
Sinopec Corp. Shengli Oilfield Branch Exploration and Development Research Institute
Shandong Sheng, China
Patent: 13
China Petroleum & Chemical Corp. Northwest Oilfield Branch
Xinjiang Uygur Zizhiqu, China
Patent: 8
Southwest Petroleum University
Sichuan Sheng, China
Patent: 8
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 8
Petroleum Engineering Technology Research Institute of China Petroleum & Chemical Corporation Shengli Oilfield Branch
Shandong Sheng, China
Patent: 4
China National Petroleum Corp.
Beijing Shi, China
Patent: 4
Northeast Petroleum University
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.
China Petroleum & Chemical Corp. Northwest Oilfield Branch
Xinjiang Uygur Zizhiqu, China
Patent: 8
Southwest Petroleum University
Sichuan Sheng, China
Patent: 8
Petroleum Engineering Technology Research Institute of China Petroleum & Chemical Corporation Shengli Oilfield Branch
Shandong Sheng, China
Patent: 4
Northeast Petroleum University
Heilongjiang Sheng, China
Patent: 3
Sinopec Shengli Oilfield Construction Engineering Co. Ltd.
Shandong Sheng, China
Patent: 3
Shaanxi Yanchang Petroleum (Group) Co., Ltd.
Shaanxi Sheng, China
Patent: 3
China Railway 18th Bureau Group Fourth Engineering Co., Ltd.
Tianjin Shi, China
Patent: 2
Yanchang Oil Field Co., Ltd.
Shaanxi Sheng, China
Patent: 2
Research Institute of Exploration and Development of Henan Oilfield Branch of China Petrochemical Corporation
Henan Sheng, China
Patent: 2
Chengdu Hanke Petroleum Technology Co., Ltd.
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.
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 9
Southwest Petroleum University
Sichuan Sheng, China
Patent: 8
Xuzhou University of Technology
Jiangsu Sheng, China
Patent: 5
Shaanxi Sheng, China
Patent: 4
Northeast Petroleum University
Heilongjiang Sheng, China
Patent: 3
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 2
Technical Institute of Physics & Chemistry CAS
Beijing Shi, China
Patent: 2
Beijing University of Chemical Technology
Beijing Shi, China
Patent: 1