With the analysis among 1,391 patents, we discovered top 342 key players by total patent application. PetroChina Co., Ltd., Saudi Arabian Oil Co., China Petroleum & Chemical Corp. are dominant in this area. They take 21.93% of the total patent filing.
Beijing Shi, China
Patent: 137
Beijing Shi, China
Patent: 75
New Jersey, United States
Patent: 67
Zuid-Holland, Netherlands
Patent: 66
Beijing Shi, China
Patent: 52
Texas, United States
Patent: 51
Texas, United States
Patent: 33
Shaanxi Sheng, China
Patent: 33
Alberta, Canada
Patent: 32
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With the analysis among related 624 patents applied in the last 5 years. We discover 210 most active companies in this area. The fast-growing PetroChina Co., Ltd., Southwest Petroleum University, China Petroleum & Chemical Corp. take 28.37% of patent filing during this period.
Beijing Shi, China
Patent: 72
Sichuan Sheng, China
Patent: 60
Beijing Shi, China
Patent: 45
Beijing Shi, China
Patent: 29
Tianjin Shi, China
Patent: 25
Shandong Sheng, China
Patent: 23
Beijing Shi, China
Patent: 20
Shaanxi Sheng, China
Patent: 18
Beijing Shi, China
Patent: 17
With the analysis among related 624 patents in last 5 years, we discover 144 new entrants. Chengdu University of Technology, CNOOC (China) Co., Ltd. Beijing Research Center, CNOOC Energy Technology & Services Ltd. are the most active new entrants in this area.
Sichuan Sheng, China
Patent: 7
Beijing Shi, China
Patent: 6
Beijing Shi, China
Patent: 6
Beijing Shi, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Tianjin Shi, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Shanxi Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Jilin Sheng, China
Patent: 3
With the analysis among 618 patents, we discovered top 90 universities and scientific research institutions by total patent application. Southwest Petroleum University, China University of Petroleum (East China), China Petroleum University Beijing are dominant in this area. They take 29.61% of the total patent filing.
Sichuan Sheng, China
Patent: 100
Shandong Sheng, China
Patent: 39
Beijing Shi, China
Patent: 36
Jiangsu Sheng, China
Patent: 14
Jiangsu Sheng, China
Patent: 13
Hubei Sheng, China
Patent: 13
Beijing Shi, China
Patent: 13
Shaanxi Sheng, China
Patent: 12
Hubei Sheng, China
Patent: 11
Sichuan Sheng, China
Patent: 7