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.
China National Petroleum Corp.
Beijing Shi, China
Patent: 139
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 121
Chiba-ken, Japan
Patent: 84
SINOPEC Research Institute of Petroleum Engineering
Beijing Shi, China
Patent: 63
Beijing Shi, China
Patent: 53
CNPC Bohai Drilling Engineering Co. Ltd.
Tianjin Shi, China
Patent: 45
China National Offshore Oil Corp.
Beijing Shi, China
Patent: 44
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 44
CNPC Chuanqing Drilling Engineering Co. Ltd.
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.
China National Petroleum Corp.
Beijing Shi, China
Patent: 82
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 80
Southwest Petroleum University
Sichuan Sheng, China
Patent: 51
Beijing Shi, China
Patent: 40
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 37
SINOPEC Research Institute of Petroleum Engineering
Beijing Shi, China
Patent: 36
Jiangsu Sheng, China
Patent: 30
Hessen, Germany
Patent: 27
CNPC Bohai Drilling Engineering Co. Ltd.
Tianjin Shi, China
Patent: 26
China National Petroleum Corp. Drilling Research Institute
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 Zhongdaliding Technology Co Ltd.
Shaanxi Sheng, China
Patent: 10
Regents of the University of Colorado
Colorado, United States
Patent: 10
Powerchina Road Bridge Group Co., Ltd.
Beijing Shi, China
Patent: 9
Beijing Zhongrun Baocheng Engineering Technology Co., Ltd.
Beijing Shi, China
Patent: 9
China Road & Bridge Engineering Co. Ltd.
Beijing Shi, China
Patent: 8
Genesis Technology Co., Ltd.
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Patent: 7
China Agricultural University
Beijing Shi, China
Patent: 7
China Railway Fourth Bureau Group Co., Ltd.
Anhui Sheng, China
Patent: 7
Wuhan Sanyuan Special Building Materials Co., Ltd.
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.
Southwest Petroleum University
Sichuan Sheng, China
Patent: 91
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 42
Jiangsu Sheng, China
Patent: 41
Jiangsu Sheng, China
Patent: 32
Shanghai Shi, China
Patent: 26
Beijing University of Technology
Beijing Shi, China
Patent: 26
Wuhan University of Technology
Hubei Sheng, China
Patent: 24
Hubei Sheng, China
Patent: 20
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 19
Shandong Sheng, China
Patent: 17