With the analysis among 494 patents, we discovered top 250 key players by total patent application. New York Air Brake Corp., Hitachi Ltd., Siemens AG are dominant in this area. They take 10.93% of the total patent filing.
New York, United States
Patent: 27
Tokyo-to, Japan
Patent: 14
Bayern, Germany
Patent: 13
Hunan Sheng, China
Patent: 10
Sichuan Sheng, China
Patent: 7
Traffic Control Technology Co., Ltd.
Beijing Shi, China
Patent: 6
Jilin Sheng, China
Patent: 6
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
São Paulo, Brazil
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 241 patents applied in the last 5 years. We discover 140 most active companies in this area. The fast-growing New York Air Brake Corp., Zhengzhou Railway Vocational & Technical College, Zhuzhou CRRC Times Electric Co., Ltd. take 12.45% of patent filing during this period.
New York, United States
Patent: 12
Zhengzhou Railway Vocational & Technical College
Henan Sheng, China
Patent: 9
Hunan Sheng, China
Patent: 9
Shanghai Shi, China
Patent: 6
Jiangxi Sheng, China
Patent: 4
Hunan Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Traffic Control Technology Co., Ltd.
Beijing Shi, China
Patent: 4
Shandong Sheng, China
Patent: 4
With the analysis among related 241 patents in last 5 years, we discover 114 new entrants. Zhengzhou Railway Vocational & Technical College, East China Jiaotong University, CRRC Qingdao Sifang Co., Ltd. are the most active new entrants in this area.
Zhengzhou Railway Vocational & Technical College
Henan Sheng, China
Patent: 9
Jiangxi Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Noord-Brabant, Netherlands
Patent: 2
Huazong Technology Co., Ltd.
Beijing Shi, China
Patent: 2
Hebei Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2
With the analysis among 139 patents, we discovered top 34 universities and scientific research institutions by total patent application. Beijing Jiaotong University, Shanghai University of Engineering Science, Zhengzhou Railway Vocational & Technical College are dominant in this area. They take 31.65% of the total patent filing.
Beijing Shi, China
Patent: 25
Shanghai Shi, China
Patent: 10
Zhengzhou Railway Vocational & Technical College
Henan Sheng, China
Patent: 9
Hunan Sheng, China
Patent: 8
Jilin Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 4
Jiangxi Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3