With the analysis among 5,813 patents, we discovered top 465 key players by total patent application. China National Petroleum Corp., China Petroleum & Chemical Corp., Taiheiyo Cement Corp. are dominant in this area. They take 5.92% of the total patent filing.
Beijing Shi, China
Patent: 139
Beijing Shi, China
Patent: 121
Chiba-ken, Japan
Patent: 84
Beijing Shi, China
Patent: 63
Beijing Shi, China
Patent: 53
Tianjin Shi, China
Patent: 45
Beijing Shi, China
Patent: 44
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 44
Sichuan Sheng, China
Patent: 39
Hessen, Germany
Patent: 34
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
Vestfold, Norway
Patent: 1
With the analysis among related 3,947 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China National Petroleum Corp., China Petroleum & Chemical Corp., Southwest Petroleum University take 5.40% of patent filing during this period.
Beijing Shi, China
Patent: 82
Beijing Shi, China
Patent: 80
Sichuan Sheng, China
Patent: 51
Beijing Shi, China
Patent: 40
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 37
Beijing Shi, China
Patent: 36
Jiangsu Sheng, China
Patent: 30
Hessen, Germany
Patent: 27
Tianjin Shi, China
Patent: 26
Beijing Shi, China
Patent: 24
With the analysis among related 3,947 patents in last 5 years, we discover 300 new entrants. Foshan University, Shaanxi Zhongdaliding Technology Co Ltd., Regents of the University of Colorado are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 11
Shaanxi Sheng, China
Patent: 10
Colorado, United States
Patent: 10
Beijing Shi, China
Patent: 9
Beijing Shi, China
Patent: 9
Beijing Shi, China
Patent: 8
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Patent: 7
Beijing Shi, China
Patent: 7
Anhui Sheng, China
Patent: 7
Hubei Sheng, China
Patent: 7
With the analysis among 1,401 patents, we discovered top 212 universities and scientific research institutions by total patent application. Southwest Petroleum University, China University of Petroleum (East China), Southeast University are dominant in this area. They take 16.92% of the total patent filing.
Sichuan Sheng, China
Patent: 91
Shandong Sheng, China
Patent: 42
Jiangsu Sheng, China
Patent: 41
Jiangsu Sheng, China
Patent: 32
Shanghai Shi, China
Patent: 26
Beijing Shi, China
Patent: 26
Hubei Sheng, China
Patent: 24
Hubei Sheng, China
Patent: 20
Jiangsu Sheng, China
Patent: 19
Shandong Sheng, China
Patent: 17