With the analysis among 47 patents, we discovered top 27 key players by total patent application. PetroChina Co., Ltd., China Petroleum & Chemical Corp., Sinopec Corp. Shengli Oilfield Branch Exploration and Development Research Institute are dominant in this area. They take 68.09% of the total patent filing.
Beijing Shi, China
Patent: 14
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 11
Sinopec Corp. Shengli Oilfield Branch Exploration and Development Research Institute
Shandong Sheng, China
Patent: 7
China National Offshore Oil Corp.
Beijing Shi, China
Patent: 3
Daqing Oilfield Co., Ltd.
Heilongjiang Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 3
China Petroleum&Chemical Corporation
Henan Sheng, China
Patent: 2
Dajiang Environment Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Nanjing Jiangdao Environmental Science and Technology Research Institute Co., Ltd.
Jiangsu Sheng, China
Patent: 2
China National Petroleum Corp.
Beijing Shi, China
Patent: 1
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With the analysis among related 76 patents applied in the last 5 years. We discover 49 most active companies in this area. The fast-growing PetroChina Co., Ltd., China Petroleum & Chemical Corp., Nanjing Institute of Geography and Limnology, Chinese Academy of Sciences take 34.21% of patent filing during this period.
Beijing Shi, China
Patent: 12
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 8
Nanjing Institute of Geography and Limnology, Chinese Academy of Sciences
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Patent: 6
Sinopec Corp. Shengli Oilfield Branch Exploration and Development Research Institute
Shandong Sheng, China
Patent: 5
China Institute of Water Resources and Hydropower Research
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Patent: 3
Daqing Oilfield Co., Ltd.
Heilongjiang Sheng, China
Patent: 3
Yunnan Agricultural University
Yunnan Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 2
Nanjing Jiangdao Environmental Science and Technology Research Institute Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Jiangsu Academy of Agricultural Sciences
Jiangsu Sheng, China
Patent: 2
With the analysis among related 76 patents in last 5 years, we discover 39 new entrants. China Institute of Water Resources and Hydropower Research, Daqing Oilfield Co., Ltd., Nanjing Jiangdao Environmental Science and Technology Research Institute Co., Ltd. are the most active new entrants in this area.
China Institute of Water Resources and Hydropower Research
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Patent: 3
Daqing Oilfield Co., Ltd.
Heilongjiang Sheng, China
Patent: 3
Nanjing Jiangdao Environmental Science and Technology Research Institute Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Jiangsu Academy of Agricultural Sciences
Jiangsu Sheng, China
Patent: 2
Chengdu University of Technology
Sichuan Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Dajiang Environment Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Northwest Institute of Ecological Environment and Resources, Chinese Academy of Sciences
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Patent: 1
Nanjing Hydraulic Research Institute
Jiangsu Sheng, China
Patent: 1
Powerchina Road Bridge Group Co., Ltd.
Beijing Shi, China
Patent: 1
With the analysis among 69 patents, we discovered top 18 universities and scientific research institutions by total patent application. Yunnan Agricultural University, Yangtze University, China University of Geosciences are dominant in this area. They take 37.68% of the total patent filing.
Yunnan Agricultural University
Yunnan Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 3
China University of Geosciences
Beijing Shi, China
Patent: 3
Chengdu University of Technology
Sichuan Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 1
Beijing Normal University
Beijing Shi, China
Patent: 1
Yunnan Sheng, China
Patent: 1
Xinjiang Uygur Zizhiqu, China
Patent: 1