With the analysis among 19 patents, we discovered top 18 key players by total patent application. China Railway Eryuan Engineering Group Co., Ltd., China Power Construction Jijiao Expressway Investment and Development Co., Ltd., China Academy of Railway Sciences Group Co. Ltd. are dominant in this area. They take 63.16% of the total patent filing.
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 4
China Power Construction Jijiao Expressway Investment and Development Co., Ltd.
Hebei Sheng, China
Patent: 4
China Academy of Railway Sciences Group Co. Ltd.
Beijing Shi, China
Patent: 2
Harbin Institute of Technology (Beijing) Industrial Technology Innovation Research Institute Co., Ltd.
Beijing Shi, China
Patent: 2
National Railway Sichuan-Tibet Technology Innovation Center (Chengdu) Co., Ltd.
Sichuan Sheng, China
Patent: 2
Railway Construction Research Institute of China Academy of Railway Sciences Group Co., Ltd.
Beijing Shi, China
Patent: 2
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 1
Dalian Huarui Heavy Industry Group Co., Ltd.
Liaoning Sheng, China
Patent: 1
Guangdong Power Grid Co. Ltd.
Guangdong Sheng, China
Patent: 1
Commercial Aircraft Corp. of China Ltd.
Shanghai Shi, China
Patent: 1
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With the analysis among related 33 patents applied in the last 5 years. We discover 33 most active companies in this area. The fast-growing Harbin Institute of Technology, China Railway Eryuan Engineering Group Co., Ltd., China Power Construction Jijiao Expressway Investment and Development Co., Ltd. take 39.39% of patent filing during this period.
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 5
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 4
China Power Construction Jijiao Expressway Investment and Development Co., Ltd.
Hebei Sheng, China
Patent: 4
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 2
National Railway Sichuan-Tibet Technology Innovation Center (Chengdu) Co., Ltd.
Sichuan Sheng, China
Patent: 2
China Academy of Railway Sciences Group Co. Ltd.
Beijing Shi, China
Patent: 2
Harbin Institute of Technology (Beijing) Industrial Technology Innovation Research Institute Co., Ltd.
Beijing Shi, China
Patent: 2
Railway Construction Research Institute of China Academy of Railway Sciences Group Co., Ltd.
Beijing Shi, China
Patent: 2
Dalian Huarui Heavy Industry Group Co., Ltd.
Liaoning Sheng, China
Patent: 1
With the analysis among related 33 patents in last 5 years, we discover 32 new entrants. Harbin Institute of Technology, China Railway Eryuan Engineering Group Co., Ltd., China Power Construction Jijiao Expressway Investment and Development Co., Ltd. are the most active new entrants in this area.
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 5
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 4
China Power Construction Jijiao Expressway Investment and Development Co., Ltd.
Hebei Sheng, China
Patent: 4
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 2
National Railway Sichuan-Tibet Technology Innovation Center (Chengdu) Co., Ltd.
Sichuan Sheng, China
Patent: 2
China Academy of Railway Sciences Group Co. Ltd.
Beijing Shi, China
Patent: 2
Harbin Institute of Technology (Beijing) Industrial Technology Innovation Research Institute Co., Ltd.
Beijing Shi, China
Patent: 2
Railway Construction Research Institute of China Academy of Railway Sciences Group Co., Ltd.
Beijing Shi, China
Patent: 2
Dalian Huarui Heavy Industry Group Co., Ltd.
Liaoning Sheng, China
Patent: 1
With the analysis among 34 patents, we discovered top 15 universities and scientific research institutions by total patent application. Harbin Institute of Technology, Guangdong University of Technology, Southwest Jiaotong University are dominant in this area. They take 38.24% of the total patent filing.
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 5
Guangdong University of Technology
Guangdong Sheng, China
Patent: 4
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 4
Beijing Institute of Technology
Beijing Shi, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 1
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Beijing Jiaotong University
Beijing Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1