With the analysis among 3,614 patents, we discovered top 455 key players by total patent application. Sumitomo Rubber Industries, Ltd., Toyota Motor Corp., China Railway Eryuan Engineering Group Co., Ltd. are dominant in this area. They take 3.13% of the total patent filing.
Kyoto-fu, Japan
Patent: 51
Tokyo-to, Japan
Patent: 31
Sichuan Sheng, China
Patent: 31
Tokyo-to, Japan
Patent: 29
Tokyo-to, Japan
Patent: 26
Osaka-fu, Japan
Patent: 24
Tokyo-to, Japan
Patent: 22
Tokyo-to, Japan
Patent: 22
Shaanxi Sheng, China
Patent: 21
Hubei Sheng, China
Patent: 21
With the analysis among 13 patents, we discovered top 8 start-ups by total patent application. Aisin KK, Yangtze Memory Technologies Co., Ltd., Sakae Co. Ltd. are active in this area.
Hubei Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
Jilin Sheng, China
Patent: 1
Shenzhen Edge Medical Co., Ltd.
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Utrecht, Netherlands
Patent: 1
With the analysis among related 2,184 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Wuhan Institute of Geotechnical Mechanics, Chinese Academy of Sciences, Southwest Jiaotong University, China Railway Eryuan Engineering Group Co., Ltd. take 4.26% of patent filing during this period.
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Patent: 35
Sichuan Sheng, China
Patent: 30
Sichuan Sheng, China
Patent: 28
Jiangsu Sheng, China
Patent: 27
Hunan Sheng, China
Patent: 25
Shanghai Shi, China
Patent: 22
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 22
Shandong Sheng, China
Patent: 22
Chongqing Shi, China
Patent: 21
Liaoning Sheng, China
Patent: 21
With the analysis among related 2,184 patents in last 5 years, we discover 329 new entrants. Sichuan Traffic Survey and Design Research Institute Co., Ltd., China Railway 18th Bureau Group Co., Ltd., China Railway Engineering Equipment Group Co., Ltd. are the most active new entrants in this area.
Sichuan Sheng, China
Patent: 8
Tianjin Shi, China
Patent: 8
Henan Sheng, China
Patent: 8
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Patent: 8
Jiangsu Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 6
China Railway No. 5 Engineering Group Co., Ltd.
Guizhou Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 5
Hebei Sheng, China
Patent: 5
With the analysis among 2,050 patents, we discovered top 226 universities and scientific research institutions by total patent application. China University of Mining & Technology, Shandong University of Science & Technology, China University of Mining & Technology (Beijing) are dominant in this area. They take 9.85% of the total patent filing.
Jiangsu Sheng, China
Patent: 74
Shandong Sheng, China
Patent: 66
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 62
Sichuan Sheng, China
Patent: 43
Hunan Sheng, China
Patent: 42
Shanghai Shi, China
Patent: 37
Shaanxi Sheng, China
Patent: 36
Heilongjiang Sheng, China
Patent: 36
Beijing Shi, China
Patent: 33
Chongqing Shi, China
Patent: 30