With the analysis among 3,984 patents, we discovered top 483 key players by total patent application. Hitachi Ltd., The Nippon Signal Co., Ltd., Beijing National Railway Rsch & Design Inst of Signal & Comm are dominant in this area. They take 11.57% of the total patent filing.
Tokyo-to, Japan
Patent: 169
The Nippon Signal Co., Ltd.
Tokyo-to, Japan
Patent: 148
Beijing National Railway Rsch & Design Inst of Signal & Comm
Beijing Shi, China
Patent: 144
Kyosan Electric Manufacturing Co., Ltd.
Kanagawa-ken, Japan
Patent: 140
Westinghouse Brake & Signal Co. Ltd.
Bayern, Germany
Patent: 101
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 86
Connecticut, United States
Patent: 68
Tokyo-to, Japan
Patent: 58
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Patent: 50
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
SZ DJI Technology Co., Ltd.
Guangdong Sheng, China
Patent: 1
With the analysis among related 1,075 patents applied in the last 5 years. We discover 335 most active companies in this area. The fast-growing Beijing National Railway Rsch & Design Inst of Signal & Comm, Casco Signal Co. Ltd., Alstom Transport Technologies SAS take 12.93% of patent filing during this period.
Beijing National Railway Rsch & Design Inst of Signal & Comm
Beijing Shi, China
Patent: 77
Alstom Transport Technologies SAS
Beijing Railway Signal Co., Ltd.
Beijing Shi, China
Patent: 27
Harbin Kejia General Mechanical & Electrical Co., Ltd.
Heilongjiang Sheng, China
Patent: 26
Shaanxi Muyi Qinghuai Electronic Technology Co., Ltd.
Shaanxi Sheng, China
Patent: 17
Shenzhen Keanda Electronic Technology Corp., Ltd.
Guangdong Sheng, China
Patent: 13
China Railway Communication Signal Survey & Design Institute
Beijing Shi, China
Patent: 12
Kyosan Electric Manufacturing Co., Ltd.
Kanagawa-ken, Japan
Patent: 12
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 12
With the analysis among related 1,075 patents in last 5 years, we discover 219 new entrants. Shaanxi Muyi Qinghuai Electronic Technology Co., Ltd., BNSF Railway Co., Byucksan Power Co., Ltd. are the most active new entrants in this area.
Shaanxi Muyi Qinghuai Electronic Technology Co., Ltd.
Shaanxi Sheng, China
Patent: 17
Texas, United States
Patent: 9
Casco Signal (Beijing) Co., Ltd.
Beijing Shi, China
Patent: 6
CRSC Urban Rail Transit Technology Co., Ltd.
Beijing Shi, China
Patent: 5
Shandong Ruimei Electronic Technology Group Co., Ltd.
Shandong Sheng, China
Patent: 5
Beijing Zhilian Yoodao Technology Co. Ltd.
Beijing Shi, China
Patent: 5
Henan Zizhi Software Technology Co., Ltd.
Henan Sheng, China
Patent: 4
Shanghai Tiexin Electric Technology Co., Ltd.
Shanghai Shi, China
Patent: 4
Michigan, United States
Patent: 4
With the analysis among 572 patents, we discovered top 73 universities and scientific research institutions by total patent application. Railway Technical Research Institute, Beijing Jiaotong University, Southwest Jiaotong University are dominant in this area. They take 20.80% of the total patent filing.
Railway Technical Research Institute
Beijing Jiaotong University
Beijing Shi, China
Patent: 35
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 14
Lanzhou Jiaotong University
Gansu Sheng, China
Patent: 10
Shanghai University of Engineering Science
Shanghai Shi, China
Patent: 8
Tashkent Institute of Railway Engineering
Zhejiang Normal University
Zhejiang Sheng, China
Patent: 7
East China Jiaotong University
Jiangxi Sheng, China
Patent: 6
Shandong Jiaotong University
Shandong Sheng, China
Patent: 6
Zhengzhou University of Light Industry
Henan Sheng, China
Patent: 4