With the analysis among 872 patents, we discovered top 487 key players by total patent application. Hitachi Ltd., Beijing Didi Infinity Technology & Development Co., Ltd., Inventio AG are dominant in this area. They take 6.31% of the total patent filing.
Tokyo-to, Japan
Patent: 25
Beijing Shi, China
Patent: 19
Tokyo-to, Japan
Patent: 10
New Jersey, United States
Patent: 9
Heilongjiang Sheng, China
Patent: 8
Beijing Shi, China
Patent: 8
Shiga-ken, Japan
Patent: 6
With the analysis among 3 patents, we discovered top 3 start-ups by total patent application.
Guangdong Sheng, China
Patent: 1
Blue Ocean Fujian Information Technology Co. Ltd.
Fujian Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 562 patents applied in the last 5 years. We discover 415 most active companies in this area. The fast-growing Hitachi Ltd., Beijing National Railway Rsch & Design Inst of Signal & Comm, Beijing Didi Infinity Technology & Development Co., Ltd. take 4.63% of patent filing during this period.
Tokyo-to, Japan
Patent: 13
Beijing Shi, China
Patent: 7
Beijing Shi, China
Patent: 6
Beijing Shi, China
Patent: 6
Sichuan Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 5
Texas, United States
Patent: 4
Hubei Sheng, China
Patent: 4
With the analysis among related 562 patents in last 5 years, we discover 373 new entrants. CRRC Meishan Co., Ltd., Circlesx LLC, Shanghai Zhenhua Heavy Industries Co., Ltd. are the most active new entrants in this area.
Sichuan Sheng, China
Patent: 5
Texas, United States
Patent: 4
Shanghai Shi, China
Patent: 4
Shanghai Shi, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Hebei Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 2
Hubei Sheng, China
Patent: 2
With the analysis among 150 patents, we discovered top 65 universities and scientific research institutions by total patent application. Beijing Jiaotong University, Southwest Jiaotong University, Jiangsu University are dominant in this area. They take 12.67% of the total patent filing.
Beijing Shi, China
Patent: 8
Sichuan Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Shandong Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 2
Shanghai Shi, China
Patent: 2
Beijing Shi, China
Patent: 2