With the analysis among 378 patents, we discovered top 186 key players by total patent application. Schlumberger Technology BV, Valmet Corp., Halliburton Energy Services, Inc. are dominant in this area. They take 8.73% of the total patent filing.
Zuid-Holland, Netherlands
Patent: 15
Texas, United States
Patent: 9
Ohio, United States
Patent: 6
New Jersey, United States
Patent: 6
New Jersey, United States
Patent: 6
British Virgin Islands
Patent: 6
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With the analysis among related 45 patents applied in the last 5 years. We discover 40 most active companies in this area. The fast-growing Dalian University of Technology, Qingdao Institute of Marine Geology, National Geological Experiment and Testing Center take 15.56% of patent filing during this period.
Liaoning Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 2
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Patent: 2
Beijing Shi, China
Patent: 2
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Shaanxi Xinfangyuan Industrial Co., Ltd.
Shaanxi Sheng, China
Patent: 1
With the analysis among related 45 patents in last 5 years, we discover 26 new entrants. National Geological Experiment and Testing Center, China University of Mining & Technology (Beijing), Jiangnan University are the most active new entrants in this area.
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Patent: 2
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Shaanxi Xinfangyuan Industrial Co., Ltd.
Shaanxi Sheng, China
Patent: 1
New England Research, Inc.
Vermont, United States
Patent: 1
Beijing Shi, China
Patent: 1
Datong Coal Mine Group Tiefeng Coal Co. Ltd.
Shanxi Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
With the analysis among 151 patents, we discovered top 45 universities and scientific research institutions by total patent application. China University of Petroleum (East China), China Petroleum University Beijing, Northwestern Polytechnical University are dominant in this area. They take 13.91% of the total patent filing.
Shandong Sheng, China
Patent: 8
Beijing Shi, China
Patent: 6
Shaanxi Sheng, China
Patent: 4
Illinois, United States
Patent: 3
Miyagi-ken, Japan
Patent: 3
Sichuan Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
EDINBURGH, United Kingdom
Patent: 2
Beijing Shi, China
Patent: 2