With the analysis among 462 patents, we discovered top 267 key players by total patent application. Jiangsu Huatong Kinetics Co. Ltd., Jiangsu Tiannuo Advance Technology & Materials Co. Ltd., China Road & Bridge Engineering Co. Ltd. are dominant in this area. They take 25.54% of the total patent filing.
Jiangsu Sheng, China
Patent: 106
Jiangsu Sheng, China
Patent: 6
Beijing Shi, China
Patent: 6
Beijing Shi, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Chongqing Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Shanxi Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
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With the analysis among related 291 patents applied in the last 5 years. We discover 223 most active companies in this area. The fast-growing Shandong Academy of Transportation Sciences, China Road & Bridge Engineering Co. Ltd., China Railway 19th Bureau Group Co., Ltd. take 6.19% of patent filing during this period.
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Patent: 7
Beijing Shi, China
Patent: 6
Beijing Shi, China
Patent: 5
Shandong Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Heilongjiang Sheng, China
Patent: 3
Suzhou Xudong Construction Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
With the analysis among related 291 patents in last 5 years, we discover 213 new entrants. China Road & Bridge Engineering Co. Ltd., China Railway 19th Bureau Group Co., Ltd., Shandong Jianzhu University are the most active new entrants in this area.
Beijing Shi, China
Patent: 6
Beijing Shi, China
Patent: 5
Shandong Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Heilongjiang Sheng, China
Patent: 3
Suzhou Xudong Construction Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Anhui Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
With the analysis among 79 patents, we discovered top 35 universities and scientific research institutions by total patent application. Chang'an University, Shandong Jianzhu University, Tongji University are dominant in this area. They take 25.32% of the total patent filing.
Shaanxi Sheng, China
Patent: 6
Shandong Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Heilongjiang Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2