With the analysis among 55 patents, we discovered top 45 key players by total patent application. China Petroleum & Chemical Corp., PetroChina Co., Ltd., Petroleum Engineering Technology Research Institute of China Petroleum & Chemical Corporation Shengli Oilfield Branch are dominant in this area. They take 52.73% of the total patent filing.
Beijing Shi, China
Patent: 16
Beijing Shi, China
Patent: 8
Shandong Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Sichuan Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
North China Institute of Science & Technology
Beijing Shi, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
No data, please try another search term
With the analysis among related 61 patents applied in the last 5 years. We discover 52 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., Southwest Petroleum University, PetroChina Co., Ltd. take 34.43% of patent filing during this period.
Beijing Shi, China
Patent: 8
Sichuan Sheng, China
Patent: 8
Beijing Shi, China
Patent: 5
North China Institute of Science & Technology
Shandong Sheng, China
Patent: 3
Guizhou Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
With the analysis among related 61 patents in last 5 years, we discover 43 new entrants. Guizhou University, North China Institute of Science & Technology, Sichuan University are the most active new entrants in this area.
Guizhou Sheng, China
Patent: 3
North China Institute of Science & Technology
Sichuan Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Hunan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
undefined undefined
Patent: 2
With the analysis among 86 patents, we discovered top 35 universities and scientific research institutions by total patent application. Southwest Petroleum University, Northeast Petroleum University, China University of Petroleum (East China) are dominant in this area. They take 31.40% of the total patent filing.
Sichuan Sheng, China
Patent: 10
Heilongjiang Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Guizhou Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2