With the analysis among 2,956 patents, we discovered top 473 key players by total patent application. China Railway Siyuan Survey & Design Group Co., Ltd., CRRC Qingdao Sifang Co., Ltd., CRRC Zhuzhou Electric Locomotive Co. Ltd. are dominant in this area. They take 15.53% of the total patent filing.
Hubei Sheng, China
Patent: 196
Shandong Sheng, China
Patent: 145
Hunan Sheng, China
Patent: 118
Hebei Sheng, China
Patent: 108
Tokyo-to, Japan
Patent: 78
Beijing Shi, China
Patent: 62
Aichi-ken, Japan
Patent: 56
Hubei Sheng, China
Patent: 54
Bayern, Germany
Patent: 53
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
With the analysis among related 2,204 patents applied in the last 5 years. We discover 431 most active companies in this area. The fast-growing CRRC Qingdao Sifang Co., Ltd., Southwest Jiaotong University, China Railway Siyuan Survey & Design Group Co., Ltd. take 17.33% of patent filing during this period.
Shandong Sheng, China
Patent: 141
Sichuan Sheng, China
Patent: 132
Hubei Sheng, China
Patent: 109
Hebei Sheng, China
Patent: 94
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Patent: 94
Hunan Sheng, China
Patent: 79
Shanghai Shi, China
Patent: 73
Hunan Sheng, China
Patent: 60
Hubei Sheng, China
Patent: 54
Hunan Sheng, China
Patent: 50
With the analysis among related 2,204 patents in last 5 years, we discover 345 new entrants. China Aerospace Science and Industry Academy of Aviation Technology, China Railway Maglev Transportation Investment Construction Co, Jiangxi University of Science & Technology are the most active new entrants in this area.
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Patent: 94
Hubei Sheng, China
Patent: 54
Jiangxi Sheng, China
Patent: 46
Jilin Sheng, China
Patent: 38
Sichuan Sheng, China
Patent: 23
Beijing Shi, China
Patent: 18
Beijing Shi, China
Patent: 16
Shanxi Sheng, China
Patent: 15
Hubei Sheng, China
Patent: 15
Beijing Shi, China
Patent: 15
With the analysis among 1,184 patents, we discovered top 105 universities and scientific research institutions by total patent application. Southwest Jiaotong University, National University of Defense Technology, Tongji University are dominant in this area. They take 39.86% of the total patent filing.
Sichuan Sheng, China
Patent: 225
Hunan Sheng, China
Patent: 130
Shanghai Shi, China
Patent: 117
Jiangxi Sheng, China
Patent: 46
Beijing Shi, China
Patent: 44
Heilongjiang Sheng, China
Patent: 20
Beijing Shi, China
Patent: 15
Hunan Sheng, China
Patent: 14