With the analysis among 29 patents, we discovered top 15 key players by total patent application. PetroChina Co., Ltd., China Nonferrous Metal Guilin Geology & Mining Co. Ltd., China Petroleum & Chemical Corp. Northwest Oilfield Branch are dominant in this area. They take 48.28% of the total patent filing.
Beijing Shi, China
Patent: 10
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Xinjiang Uygur Zizhiqu, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
Jiangxi Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Jiangxi Sheng, China
Patent: 1
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With the analysis among related 58 patents applied in the last 5 years. We discover 22 most active companies in this area. The fast-growing Wuhan Institute of Technology, Central South University, PetroChina Co., Ltd. take 41.38% of patent filing during this period.
Hubei Sheng, China
Patent: 12
Hunan Sheng, China
Patent: 7
Beijing Shi, China
Patent: 5
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Patent: 5
Shandong Sheng, China
Patent: 4
Jiangxi Sheng, China
Patent: 4
South-Central University for Nationalities
Hubei Sheng, China
Patent: 4
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Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
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Patent: 2
With the analysis among related 58 patents in last 5 years, we discover 17 new entrants. Central South University, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, South-Central University for Nationalities are the most active new entrants in this area.
Hunan Sheng, China
Patent: 7
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Patent: 5
South-Central University for Nationalities
Hubei Sheng, China
Patent: 4
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Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
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Patent: 2
Xinjiang Uygur Zizhiqu, China
Patent: 2
Sichuan Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
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Patent: 1
With the analysis among 70 patents, we discovered top 10 universities and scientific research institutions by total patent application. Wuhan Institute of Technology, Central South University, Jiangxi University of Science & Technology are dominant in this area. They take 57.14% of the total patent filing.
Hubei Sheng, China
Patent: 27
Hunan Sheng, China
Patent: 7
Jiangxi Sheng, China
Patent: 6
Shandong Sheng, China
Patent: 5
South-Central University for Nationalities
Hubei Sheng, China
Patent: 4
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 3
Sichuan Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1