With the analysis among 3,000 patents, we discovered top 477 key players by total patent application. China Railway Siyuan Survey & Design Group Co., Ltd., Guangzhou Metro Design & Research Institute Co., Ltd., Traffic Control Technology Co., Ltd. are dominant in this area. They take 11.27% of the total patent filing.
Hubei Sheng, China
Patent: 164
Guangdong Sheng, China
Patent: 94
Traffic Control Technology Co., Ltd.
Beijing Shi, China
Patent: 80
Tianjin Shi, China
Patent: 66
Beijing Shi, China
Patent: 63
Sichuan Sheng, China
Patent: 60
Guangdong Sheng, China
Patent: 54
Shanghai Shi, China
Patent: 41
Shanghai Shi, China
Patent: 40
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among related 2,941 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Beijing Jiaotong University, China Railway Siyuan Survey & Design Group Co., Ltd., Guangzhou Metro Design & Research Institute Co., Ltd. take 11.25% of patent filing during this period.
Beijing Shi, China
Patent: 149
Hubei Sheng, China
Patent: 119
Guangdong Sheng, China
Patent: 63
Sichuan Sheng, China
Patent: 62
Traffic Control Technology Co., Ltd.
Beijing Shi, China
Patent: 47
Sichuan Sheng, China
Patent: 37
Beijing Shi, China
Patent: 34
Tianjin Shi, China
Patent: 30
Jiangsu Sheng, China
Patent: 28
With the analysis among related 2,941 patents in last 5 years, we discover 358 new entrants. Zhengzhou Railway Vocational & Technical College, Shaanxi Transportation Vocational and Technical College, Nanjing Metro Construction Co., Ltd. are the most active new entrants in this area.
Zhengzhou Railway Vocational & Technical College
Henan Sheng, China
Patent: 16
Shaanxi Sheng, China
Patent: 15
Jiangsu Sheng, China
Patent: 14
Shanxi Sheng, China
Patent: 13
Guizhou Sheng, China
Patent: 13
Beijing Shi, China
Patent: 12
Shanxi Sheng, China
Patent: 11
Shandong Sheng, China
Patent: 11
Liaoning Sheng, China
Patent: 11
Hunan Sheng, China
Patent: 10
With the analysis among 1,263 patents, we discovered top 133 universities and scientific research institutions by total patent application. Beijing Jiaotong University, Southwest Jiaotong University, Southeast University are dominant in this area. They take 29.14% of the total patent filing.
Beijing Shi, China
Patent: 230
Sichuan Sheng, China
Patent: 82
Jiangsu Sheng, China
Patent: 56
Shanghai Shi, China
Patent: 54
Shanghai Shi, China
Patent: 45
Jiangsu Sheng, China
Patent: 31
Jiangsu Sheng, China
Patent: 17
Jiangxi Sheng, China
Patent: 16
Zhengzhou Railway Vocational & Technical College
Henan Sheng, China
Patent: 16
Liaoning Sheng, China
Patent: 11