With the analysis among 1,884 patents, we discovered top 471 key players by total patent application. PetroChina Co., Ltd., China Petroleum & Chemical Corp., China National Petroleum Corp. are dominant in this area. They take 16.83% of the total patent filing.
Beijing Shi, China
Patent: 144
Beijing Shi, China
Patent: 126
Beijing Shi, China
Patent: 47
Texas, United States
Patent: 41
Beijing Shi, China
Patent: 40
New Jersey, United States
Patent: 35
Zuid-Holland, Netherlands
Patent: 35
Zuid-Holland, Netherlands
Patent: 26
With the analysis among 3 patents, we discovered top 3 start-ups by total patent application.
Zhejiang Sheng, China
Patent: 1
California, United States
Patent: 1
With the analysis among related 749 patents applied in the last 5 years. We discover 267 most active companies in this area. The fast-growing Southwest Petroleum University, PetroChina Co., Ltd., China Petroleum & Chemical Corp. take 28.57% of patent filing during this period.
Sichuan Sheng, China
Patent: 98
Beijing Shi, China
Patent: 60
Beijing Shi, China
Patent: 56
Beijing Shi, China
Patent: 32
Beijing Shi, China
Patent: 28
Shandong Sheng, China
Patent: 27
Shaanxi Sheng, China
Patent: 17
Beijing Shi, China
Patent: 14
Beijing Shi, China
Patent: 13
Shaanxi Sheng, China
Patent: 12
With the analysis among related 749 patents in last 5 years, we discover 205 new entrants. Beijing Red Blue Black Energy Technology Co., Ltd., China United Coalbed Methane Corp. Ltd., China Petroleum & Chemical Corp. Northwest Oilfield Branch are the most active new entrants in this area.
Beijing Shi, China
Patent: 8
Beijing Shi, China
Patent: 4
Xinjiang Uygur Zizhiqu, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Yunnan Sheng, China
Patent: 3
Xinjiang Uygur Zizhiqu, China
Patent: 3
Texas, United States
Patent: 3
Beijing Shi, China
Patent: 2
With the analysis among 648 patents, we discovered top 78 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 41.05% of the total patent filing.
Sichuan Sheng, China
Patent: 142
Shandong Sheng, China
Patent: 48
Beijing Shi, China
Patent: 47
Shaanxi Sheng, China
Patent: 28
Heilongjiang Sheng, China
Patent: 11
Jiangsu Sheng, China
Patent: 10
Hubei Sheng, China
Patent: 9
Hubei Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 8