With the analysis among 154 patents, we discovered top 67 key players by total patent application. China Petroleum & Chemical Corp., EIDP, Inc., Scott Technologies, Inc. are dominant in this area. They take 21.43% of the total patent filing.
Beijing Shi, China
Patent: 11
Delaware, United States
Patent: 11
North Carolina, United States
Patent: 11
Ohio, United States
Patent: 11
Minnesota, United States
Patent: 10
Beijing Shi, China
Patent: 5
Schleswig-Holstein, Germany
Patent: 5
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With the analysis among related 22 patents applied in the last 5 years. We discover 16 most active companies in this area. The fast-growing China University of Petroleum (East China), China Petroleum & Chemical Corp., PetroChina Jianghan Machinery Research Institute Co., Ltd. take 63.64% of patent filing during this period.
Shandong Sheng, China
Patent: 7
Beijing Shi, China
Patent: 4
Hubei Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
Tianjin Shi, China
Patent: 2
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Patent: 2
Shandong Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Tamil Nadu, India
Patent: 1
With the analysis among related 22 patents in last 5 years, we discover 6 new entrants. China Oilfield Services Ltd., Wuhan Institute of Geotechnical Mechanics, Chinese Academy of Sciences, Shengli Oil Field Dongsheng Jinggong Petroleum Development Gro are the most active new entrants in this area.
Tianjin Shi, China
Patent: 2
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Patent: 2
Shandong Sheng, China
Patent: 1
Tamil Nadu, India
Patent: 1
Beijing Shi, China
Patent: 1
Xinjiang Uygur Zizhiqu, China
Patent: 1
With the analysis among 35 patents, we discovered top 9 universities and scientific research institutions by total patent application. China University of Petroleum (East China), Hohai University, Yangtze University are dominant in this area. They take 60.00% of the total patent filing.
Shandong Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 7
Hubei Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Washington, United States
Patent: 1
Hubei Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1