With the analysis among 719 patents, we discovered top 143 key players by total patent application. Westinghouse Air Brake Co., Westinghouse Brake & Signal Co. Ltd., Faiveley Transport Amiens SAS are dominant in this area. They take 21.84% of the total patent filing.
Pennsylvania, United States
Patent: 63
Delaware, United States
Patent: 39
Pennsylvania, United States
Patent: 34
Delaware, United States
Patent: 22
Sichuan Sheng, China
Patent: 19
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With the analysis among related 103 patents applied in the last 5 years. We discover 36 most active companies in this area. The fast-growing Westinghouse Air Brake Technologies Corp., Faiveley Transport Amiens SAS, Faiveley Transport Italia SpA take 33.98% of patent filing during this period.
Pennsylvania, United States
Patent: 16
Liaoning Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 3
Nanjing Institute of Railway Technology
Jiangsu Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
With the analysis among related 103 patents in last 5 years, we discover 26 new entrants. Faiveley Transport Italia SpA, Shenyang Yichuan Technology Co., Ltd., Nanjing Institute of Railway Technology are the most active new entrants in this area.
Liaoning Sheng, China
Patent: 3
Nanjing Institute of Railway Technology
Zhejiang Sheng, China
Patent: 2
Fujian Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 1
Shandong Sheng, China
Patent: 1
With the analysis among 18 patents, we discovered top 4 universities and scientific research institutions by total patent application. Tongji University, Railway Technical Research Institute, Guangxi University are dominant in this area. They take 27.78% of the total patent filing.
Shanghai Shi, China
Patent: 1
Guangxi Zhuangzu Zizhiqu, China
Patent: 1
Liaoning Sheng, China
Patent: 1