With the analysis among 567 patents, we discovered top 132 key players by total patent application. Atlantic Richfield Corp., Transneft PJSC, CCCC First Highway Consultants Co., Ltd. are dominant in this area. They take 11.99% of the total patent filing.
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Patent: 18
Shaanxi Sheng, China
Patent: 17
Shaanxi Sheng, China
Patent: 12
Gansu Sheng, China
Patent: 11
Missouri, United States
Patent: 10
Michigan, United States
Patent: 9
Delaware, United States
Patent: 7
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Patent: 5
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
California, United States
Patent: 1
With the analysis among related 203 patents applied in the last 5 years. We discover 91 most active companies in this area. The fast-growing Northwest Institute of Ecological Environment and Resources, Chinese Academy of Sciences, Institute of Environment and Engineering in Cold and Arid Regions, Chinese Academy of Sciences, China Railway First Survey & Design Institute Group Co., Ltd. take 13.30% of patent filing during this period.
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Patent: 12
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Patent: 8
Shaanxi Sheng, China
Patent: 7
Gansu Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 4
Delaware, United States
Patent: 4
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Patent: 3
Shaanxi Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
With the analysis among related 203 patents in last 5 years, we discover 71 new entrants. Yancheng Dongyou Ruijia Petroleum Technology Co., Ltd., Beijing Municipal Road & Bridge Corp. Ltd., Shijiazhuang Tiedao University are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Hebei Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
California, United States
Patent: 3
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Patent: 2
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Patent: 2
Qinghai Sheng, China
Patent: 2
Gansu Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
With the analysis among 494 patents, we discovered top 57 universities and scientific research institutions by total patent application. Lanzhou University of Technology, Chang'an University, Southeast University are dominant in this area. They take 13.97% of the total patent filing.
Gansu Sheng, China
Patent: 8
Shaanxi Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Jilin Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Heilongjiang Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3