With the analysis among 2,228 patents, we discovered top 480 key players by total patent application. Colas SA, Shell Internationale Research Maatschappij BV, EUROVIA GmbH are dominant in this area. They take 6.33% of the total patent filing.
Zuid-Holland, Netherlands
Patent: 38
Berlin, Germany
Patent: 34
Beijing Shi, China
Patent: 33
New Jersey, United States
Patent: 29
Shandong Sheng, China
Patent: 22
Connecticut, United States
Patent: 17
Tokyo-to, Japan
Patent: 12
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With the analysis among related 1,455 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Chang'an University, China Petroleum & Chemical Corp., Shandong Academy of Transportation Sciences take 4.33% of patent filing during this period.
Shaanxi Sheng, China
Patent: 29
Beijing Shi, China
Patent: 17
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Patent: 17
Jiangsu Sheng, China
Patent: 14
Hunan Sheng, China
Patent: 12
Shandong Sheng, China
Patent: 12
Beijing Shi, China
Patent: 12
Shanghai Shi, China
Patent: 10
Hubei Sheng, China
Patent: 9
With the analysis among related 1,455 patents in last 5 years, we discover 448 new entrants. Shandong Academy of Transportation Sciences, Wuhan University of Technology, Shantou Bo Petrochemical Co., Ltd. are the most active new entrants in this area.
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Patent: 17
Hubei Sheng, China
Patent: 9
Shandong Sheng, China
Patent: 9
Shandong Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 9
Shandong Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
Shanxi Sheng, China
Patent: 7
Liaoning Sheng, China
Patent: 7
Beijing Shi, China
Patent: 7
With the analysis among 368 patents, we discovered top 73 universities and scientific research institutions by total patent application. Chang'an University, Beijing University of Civil Engineering & Architecture, Southeast University are dominant in this area. They take 17.66% of the total patent filing.
Shaanxi Sheng, China
Patent: 31
Beijing Shi, China
Patent: 15
Jiangsu Sheng, China
Patent: 15
Hunan Sheng, China
Patent: 13
Shanghai Shi, China
Patent: 11
Guangdong Sheng, China
Patent: 11
Shandong Sheng, China
Patent: 10
Hubei Sheng, China
Patent: 9
Chongqing Shi, China
Patent: 9
Jiangsu Sheng, China
Patent: 8