With the analysis among 212 patents, we discovered top 83 key players by total patent application. PetroChina Co., Ltd., China Oilfield Services Ltd., China National Petroleum Corp. are dominant in this area. They take 27.83% of the total patent filing.
Beijing Shi, China
Patent: 25
Tianjin Shi, China
Patent: 21
Beijing Shi, China
Patent: 12
Shaanxi Sheng, China
Patent: 12
Texas, United States
Patent: 12
Beijing Shi, China
Patent: 11
Guangdong Sheng, China
Patent: 7
Shandong Sheng, China
Patent: 7
Beijing Shi, China
Patent: 6
Tianjin Shi, China
Patent: 6
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With the analysis among related 185 patents applied in the last 5 years. We discover 94 most active companies in this area. The fast-growing China Oilfield Services Ltd., PetroChina Co., Ltd., China Petroleum Logging Co. Ltd. take 24.86% of patent filing during this period.
Tianjin Shi, China
Patent: 19
Beijing Shi, China
Patent: 15
Shaanxi Sheng, China
Patent: 12
Beijing Shi, China
Patent: 12
Beijing Shi, China
Patent: 8
Shandong Sheng, China
Patent: 6
Beijing Shi, China
Patent: 5
Tianjin Shi, China
Patent: 5
Shandong Sheng, China
Patent: 5
With the analysis among related 185 patents in last 5 years, we discover 71 new entrants. China Petroleum Logging Co. Ltd., China National Petroleum Corp., Chongqing University of Science and Technology are the most active new entrants in this area.
Shaanxi Sheng, China
Patent: 12
Beijing Shi, China
Patent: 12
Chongqing Shi, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
Shijiazhuang Julongpan Technology Co., Ltd.
Hebei Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Thüringen, Germany
Patent: 3
With the analysis among 100 patents, we discovered top 29 universities and scientific research institutions by total patent application. Institute of Electrical Engineering, Chinese Academy of Sciences, China University of Petroleum (East China), Yangtze University are dominant in this area. They take 25.00% of the total patent filing.
Shandong Sheng, China
Patent: 8
Hubei Sheng, China
Patent: 8
Beijing Shi, China
Patent: 5
Sichuan Sheng, China
Patent: 5
Beijing Shi, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Tianjin Shi, China
Patent: 4
Zhejiang Sheng, China
Patent: 3