With the analysis among 874 patents, we discovered top 278 key players by total patent application. PetroChina Co., Ltd., China National Petroleum Corp., China Petroleum & Chemical Corp. are dominant in this area. They take 19.22% of the total patent filing.
Beijing Shi, China
Patent: 79
Beijing Shi, China
Patent: 46
Beijing Shi, China
Patent: 43
Texas, United States
Patent: 39
Texas, United States
Patent: 37
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 32
Shandong Sheng, China
Patent: 24
Beijing Shi, China
Patent: 23
Xinjiang Uygur Zizhiqu, China
Patent: 23
Shandong Sheng, China
Patent: 20
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With the analysis among related 402 patents applied in the last 5 years. We discover 159 most active companies in this area. The fast-growing China National Petroleum Corp., PetroChina Co., Ltd., Sinopec Petroleum Engineering Technology Service Co. Ltd. take 12.94% of patent filing during this period.
Beijing Shi, China
Patent: 21
Beijing Shi, China
Patent: 16
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 15
Shandong Sheng, China
Patent: 14
Sichuan Sheng, China
Patent: 12
Tianjin Shi, China
Patent: 11
Beijing Shi, China
Patent: 10
Shandong Sheng, China
Patent: 10
Beijing Shi, China
Patent: 9
Hubei Sheng, China
Patent: 6
With the analysis among related 402 patents in last 5 years, we discover 109 new entrants. CNOOC (China) Co., Ltd. Beijing Research Center, Shaanxi Yanchang Petroleum (Group) Co., Ltd., Dongying Huichen Petroleum Technology Development Co., Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 6
Shaanxi Sheng, China
Patent: 6
Shandong Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 4
Heilongjiang Sheng, China
Patent: 4
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Patent: 4
Beijing Shi, China
Patent: 3
Shandong Sheng, China
Patent: 3
Hebei Sheng, China
Patent: 3
With the analysis among 250 patents, we discovered top 27 universities and scientific research institutions by total patent application. Southwest Petroleum University, China University of Petroleum (East China), Yangtze University are dominant in this area. They take 35.60% of the total patent filing.
Sichuan Sheng, China
Patent: 43
Shandong Sheng, China
Patent: 10
Hubei Sheng, China
Patent: 10
Beijing Shi, China
Patent: 8
Shaanxi Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 5
Jilin Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
Colorado, United States
Patent: 3
Shanxi Sheng, China
Patent: 2