With the analysis among 168 patents, we discovered top 146 key players by total patent application. China Oilfield Services Ltd., China National Offshore Oil Corp., EIDP, Inc. are dominant in this area. They take 11.90% of the total patent filing.
Tianjin Shi, China
Patent: 7
Beijing Shi, China
Patent: 7
Delaware, United States
Patent: 6
Minnesota, United States
Patent: 3
Shanxi Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 3
Henan Sheng, China
Patent: 2
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With the analysis among related 182 patents applied in the last 5 years. We discover 163 most active companies in this area. The fast-growing Southwest Jiaotong University, Chang'an University, Wuxi Qianyou Engineering Consulting and Testing Co., Ltd. take 8.24% of patent filing during this period.
Sichuan Sheng, China
Patent: 7
Shaanxi Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 3
Hebei Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
With the analysis among related 182 patents in last 5 years, we discover 142 new entrants. Southwest Jiaotong University, Wuxi Qianyou Engineering Consulting and Testing Co., Ltd., China Datang Group Science and Technology Research Institute Co., Ltd. East China Electric Power Research Institute are the most active new entrants in this area.
Sichuan Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 3
Hebei Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
He Fei Hong Meng Ji Xie Zhi Zao Ke Ji You Xian Gong Si
Anhui Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2
With the analysis among 178 patents, we discovered top 71 universities and scientific research institutions by total patent application. Institute of Geology & Geophysics, Chinese Academy of Sciences, Chang'an University, Southwest Jiaotong University are dominant in this area. They take 14.61% of the total patent filing.
Beijing Shi, China
Patent: 11
Shaanxi Sheng, China
Patent: 8
Sichuan Sheng, China
Patent: 7
Anhui Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Chongqing Shi, China
Patent: 3