With the analysis among 170 patents, we discovered top 96 key players by total patent application. Thomson Multimidia Ltda., Nippon Steel Nisshin Co., Ltd., Laboratoire Central des Ponts & Chaussées are dominant in this area. They take 26.47% of the total patent filing.
Guangdong Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Yongjia Ouxishi Blockade Co., Ltd.
Zhejiang Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 2
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With the analysis among related 109 patents applied in the last 5 years. We discover 77 most active companies in this area. The fast-growing Jilin University, Southwest Jiaotong University, Nanjing University of Aeronautics & Astronautics take 15.60% of patent filing during this period.
Jilin Sheng, China
Patent: 9
Sichuan Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Hebei Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
With the analysis among related 109 patents in last 5 years, we discover 65 new entrants. Southwest Jiaotong University, Nanjing University of Aeronautics & Astronautics, East China University of Science & Technology are the most active new entrants in this area.
Sichuan Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Hebei Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
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Patent: 2
Beijing Shi, China
Patent: 2
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Patent: 2
With the analysis among 157 patents, we discovered top 59 universities and scientific research institutions by total patent application. Jilin University, Chongqing University, Shanghai Jiao Tong University are dominant in this area. They take 12.74% of the total patent filing.
Jilin Sheng, China
Patent: 11
Chongqing Shi, China
Patent: 5
Shanghai Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3