With the analysis among 226 patents, we discovered top 75 key players by total patent application. Lafarge SA, La Farge, PetroChina Co., Ltd. are dominant in this area. They take 23.45% of the total patent filing.
New Mexico, France
Patent: 36
Beijing Shi, China
Patent: 8
Zuid-Holland, Netherlands
Patent: 8
Beijing Shi, China
Patent: 7
Texas, United States
Patent: 7
New Jersey, United States
Patent: 7
New York, United States
Patent: 7
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With the analysis among related 103 patents applied in the last 5 years. We discover 68 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., Southwest Petroleum University, China University of Petroleum (East China) take 15.53% of patent filing during this period.
Beijing Shi, China
Patent: 6
Sichuan Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 5
Beijing Shi, China
Patent: 5
Beijing Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
New Jersey, United States
Patent: 2
Chongqing Shi, China
Patent: 2
With the analysis among related 103 patents in last 5 years, we discover 56 new entrants. Southwest Petroleum University, Saudi Arabian Oil Co., Chongqing University of Science and Technology are the most active new entrants in this area.
Sichuan Sheng, China
Patent: 5
Chongqing Shi, China
Patent: 2
Shandong Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Liaoning Sheng, China
Patent: 2
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 2
Shandong Sheng, China
Patent: 2
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Patent: 2
Liaoning Sheng, China
Patent: 2
With the analysis among 109 patents, we discovered top 35 universities and scientific research institutions by total patent application. China University of Petroleum (East China), Southwest Petroleum University, Tongji University are dominant in this area. They take 13.76% of the total patent filing.
Shandong Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 2
Henan Sheng, China
Patent: 2
Liaoning Sheng, China
Patent: 2