With the analysis among 3,953 patents, we discovered top 452 key players by total patent application. PetroChina Co., Ltd., China Petroleum & Chemical Corp., China National Petroleum Corp. are dominant in this area. They take 24.99% of the total patent filing.
Beijing Shi, China
Patent: 461
Beijing Shi, China
Patent: 394
Beijing Shi, China
Patent: 133
Texas, United States
Patent: 96
Beijing Shi, China
Patent: 73
Tianjin Shi, China
Patent: 70
Shandong Sheng, China
Patent: 61
Beijing Shi, China
Patent: 53
With the analysis among 28 patents, we discovered top 9 start-ups by total patent application. M-I LLC, Integrity Bio-Chemicals LLC, Rocsol Technologies, Inc. are active in this area.
Texas, United States
Patent: 14
Texas, United States
Patent: 4
Rocsol Technologies, Inc.
Texas, United States
Patent: 2
Texas, United States
Patent: 2
Oregon, United States
Patent: 1
Zuid-Holland, Netherlands
Patent: 1
Massachusetts, United States
Patent: 1
Nuevo León, Mexico
Patent: 1
With the analysis among related 3,117 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing PetroChina Co., Ltd., China Petroleum & Chemical Corp., Southwest Petroleum University take 17.00% of patent filing during this period.
Beijing Shi, China
Patent: 219
Beijing Shi, China
Patent: 180
Sichuan Sheng, China
Patent: 131
Beijing Shi, China
Patent: 81
Jiangsu Sheng, China
Patent: 76
Beijing Shi, China
Patent: 75
Shandong Sheng, China
Patent: 72
Tianjin Shi, China
Patent: 55
Sichuan Sheng, China
Patent: 50
With the analysis among related 3,117 patents in last 5 years, we discover 304 new entrants. Aramco Services Co., Xian Research Inst of China Coal Tech & Eng Group Corp., Shenzhen University are the most active new entrants in this area.
Texas, United States
Patent: 28
Shaanxi Sheng, China
Patent: 14
Guangdong Sheng, China
Patent: 9
Guangdong Sheng, China
Patent: 8
Yunnan Sheng, China
Patent: 8
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Patent: 8
Hebei Sheng, China
Patent: 7
Texas, United States
Patent: 6
Henan Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 6
With the analysis among 2,855 patents, we discovered top 189 universities and scientific research institutions by total patent application. Southwest Petroleum University, China Petroleum University Beijing, China University of Mining & Technology are dominant in this area. They take 20.91% of the total patent filing.
Sichuan Sheng, China
Patent: 211
Beijing Shi, China
Patent: 175
Jiangsu Sheng, China
Patent: 173
Shandong Sheng, China
Patent: 151
Shandong Sheng, China
Patent: 77
Sichuan Sheng, China
Patent: 67
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 66
Beijing Research Institute of Uranium Geology
Beijing Shi, China
Patent: 45
Shanxi Sheng, China
Patent: 42