With the analysis among 14 patents, we discovered top 13 key players by total patent application. Huaneng Coal Technology Research Co., Ltd., Huantaoyu Coal Mine of Huaneng Qingyang Coal and Electricity Co., Ltd., China Petroleum & Chemical Corp. are dominant in this area. They take 64.29% of the total patent filing.
Huaneng Coal Technology Research Co., Ltd.
Beijing Shi, China
Patent: 2
Huantaoyu Coal Mine of Huaneng Qingyang Coal and Electricity Co., Ltd.
Gansu Sheng, China
Patent: 2
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 1
Shaanxi Yanchang Petroleum (Group) Co., Ltd.
Shaanxi Sheng, China
Patent: 1
California, United States
Patent: 1
Shanxi Coalbed Methane Natural Gas Gathering Co., Ltd.
Shanxi Sheng, China
Patent: 1
Huaneng Clean Energy Research Institute
Beijing Shi, China
Patent: 1
Beijing Huayou Oil& Gas Technology Development Co Ltd.
Beijing Shi, China
Patent: 1
Huaneng Group Technology Innovation Center
Beijing Shi, China
Patent: 1
Sichuan Intercontinental Huasheng Energy Co., Ltd.
Sichuan Sheng, China
Patent: 1
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With the analysis among related 27 patents applied in the last 5 years. We discover 23 most active companies in this area. The fast-growing General Institute of Exploration and Research, China Coal Geology Administration, China University of Mining & Technology, Huaneng Coal Technology Research Co., Ltd. take 37.04% of patent filing during this period.
General Institute of Exploration and Research, China Coal Geology Administration
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Patent: 5
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 3
Huaneng Coal Technology Research Co., Ltd.
Beijing Shi, China
Patent: 2
Huantaoyu Coal Mine of Huaneng Qingyang Coal and Electricity Co., Ltd.
Gansu Sheng, China
Patent: 2
Wuhan Institute of Geotechnical Mechanics, Chinese Academy of Sciences
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Patent: 2
Institute of Geology & Geophysics, Chinese Academy of Sciences
Beijing Shi, China
Patent: 1
Hydrogeological and Environmental Geological Survey Center of China Geological Survey
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Patent: 1
Huaneng Clean Energy Research Institute
Beijing Shi, China
Patent: 1
California, United States
Patent: 1
Chongqing Shi, China
Patent: 1
With the analysis among related 27 patents in last 5 years, we discover 22 new entrants. General Institute of Exploration and Research, China Coal Geology Administration, China University of Mining & Technology, Huaneng Coal Technology Research Co., Ltd. are the most active new entrants in this area.
General Institute of Exploration and Research, China Coal Geology Administration
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Patent: 5
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 3
Huaneng Coal Technology Research Co., Ltd.
Beijing Shi, China
Patent: 2
Huantaoyu Coal Mine of Huaneng Qingyang Coal and Electricity Co., Ltd.
Gansu Sheng, China
Patent: 2
Wuhan Institute of Geotechnical Mechanics, Chinese Academy of Sciences
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Patent: 2
Institute of Geology & Geophysics, Chinese Academy of Sciences
Beijing Shi, China
Patent: 1
Hydrogeological and Environmental Geological Survey Center of China Geological Survey
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Patent: 1
Huaneng Clean Energy Research Institute
Beijing Shi, China
Patent: 1
California, United States
Patent: 1
Chongqing Shi, China
Patent: 1
With the analysis among 18 patents, we discovered top 11 universities and scientific research institutions by total patent application. China University of Mining & Technology, Dalian University of Technology, Peking University are dominant in this area. They take 44.44% of the total patent filing.
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 3
Dalian University of Technology
Liaoning Sheng, China
Patent: 3
Beijing Shi, China
Patent: 1
Washington, United States
Patent: 1
Anhui University of Science & Technology
Anhui Sheng, China
Patent: 1
Chongqing Shi, China
Patent: 1
Luoyang Institute of Science & Technology
Henan Sheng, China
Patent: 1
Xi'an University of Science & Technology
Shaanxi Sheng, China
Patent: 1
Institute of Geology & Geophysics, Chinese Academy of Sciences
Beijing Shi, China
Patent: 1
Northeast Petroleum University
Heilongjiang Sheng, China
Patent: 1