With the analysis among 210 patents, we discovered top 91 key players by total patent application. China Petroleum & Chemical Corp., PetroChina Co., Ltd., Sinopec Petroleum Engineering Technology Service Co. Ltd. are dominant in this area. They take 50.00% of the total patent filing.
Beijing Shi, China
Patent: 60
Beijing Shi, China
Patent: 27
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 14
Beijing Shi, China
Patent: 10
Beijing Shi, China
Patent: 10
Jiangsu Sheng, China
Patent: 9
Shandong Sheng, China
Patent: 8
Jilin Zhongcheng Automobile Service Chain Co., Ltd.
Jilin Sheng, China
Patent: 8
Shandong Sheng, China
Patent: 7
Shandong Sheng, China
Patent: 6
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With the analysis among related 237 patents applied in the last 5 years. We discover 98 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., PetroChina Co., Ltd., Southwest Petroleum University take 33.33% of patent filing during this period.
Beijing Shi, China
Patent: 40
Beijing Shi, China
Patent: 20
Sichuan Sheng, China
Patent: 19
Beijing Shi, China
Patent: 17
Beijing Shi, China
Patent: 13
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 12
Shandong Sheng, China
Patent: 11
Beijing Shi, China
Patent: 9
Sichuan Sheng, China
Patent: 7
Beijing Shi, China
Patent: 6
With the analysis among related 237 patents in last 5 years, we discover 74 new entrants. SINOPEC OILFIELD SERVICE SHENGLI CORPORATION, Chongqing University of Science and Technology, CNPC Chuanqing Drilling Engineering Co. Ltd. are the most active new entrants in this area.
Shandong Sheng, China
Patent: 6
Chongqing Shi, China
Patent: 5
Sichuan Sheng, China
Patent: 5
Shaanxi Sheng, China
Patent: 3
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Patent: 3
Chongqing Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Tianjin Xinmeng Microelectronics Technology Co., Ltd.
Tianjin Shi, China
Patent: 3
With the analysis among 191 patents, we discovered top 31 universities and scientific research institutions by total patent application. China University of Petroleum (East China), Southwest Petroleum University, China Petroleum University Beijing are dominant in this area. They take 41.36% of the total patent filing.
Shandong Sheng, China
Patent: 24
Sichuan Sheng, China
Patent: 21
Beijing Shi, China
Patent: 20
Sichuan Sheng, China
Patent: 9
Jilin Sheng, China
Patent: 8
Hubei Sheng, China
Patent: 7
Beijing Shi, China
Patent: 7
Beijing Shi, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Jilin Sheng, China
Patent: 3