With the analysis among 250 patents, we discovered top 172 key players by total patent application. China Railway Liuyuan Group Co., Ltd., China Railway Siyuan Survey & Design Group Co., Ltd., China Railway 12th Bureau Group Co., Ltd. are dominant in this area. They take 10.80% of the total patent filing.
China Railway Liuyuan Group Co., Ltd.
Tianjin Shi, China
Patent: 10
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 10
China Railway 12th Bureau Group Co., Ltd.
Shanxi Sheng, China
Patent: 7
China Railway 12th Bureau Group 2nd Engineering Co., Ltd.
Shanxi Sheng, China
Patent: 7
Beijing Municipal Construction Group Co., Ltd.
Beijing Shi, China
Patent: 6
Guangzhou Metro Design & Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 5
Beijing Municipal Fourth Construction Engineering Co Ltd.
Beijing Shi, China
Patent: 5
Beijing Urban Construction Design & Development Grp Co., Ltd
Beijing Shi, China
Patent: 4
Guangzhou Metro Group Co., Ltd.
Guangdong Sheng, China
Patent: 4
China Railway 16th Bureau Group Co., Ltd.
Beijing Shi, China
Patent: 4
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With the analysis among related 200 patents applied in the last 5 years. We discover 137 most active companies in this area. The fast-growing China Railway Siyuan Survey & Design Group Co., Ltd., China Railway 12th Bureau Group Co., Ltd., Beijing Municipal Fourth Construction Engineering Co Ltd. take 8.50% of patent filing during this period.
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 7
China Railway 12th Bureau Group Co., Ltd.
Shanxi Sheng, China
Patent: 5
Beijing Municipal Fourth Construction Engineering Co Ltd.
Beijing Shi, China
Patent: 5
Beijing Municipal Construction Group Co., Ltd.
Beijing Shi, China
Patent: 5
China Railway 12th Bureau Group 2nd Engineering Co., Ltd.
Shanxi Sheng, China
Patent: 5
China Railway First Survey & Design Institute Group Co., Ltd.
Shaanxi Sheng, China
Patent: 4
China Railway Shanghai Engineering Bureau Group Third Engineering Co., Ltd.
Anhui Sheng, China
Patent: 3
China Railway 11th Bureau Group Urban Rail Engineering Co., Ltd.
Hubei Sheng, China
Patent: 3
China Construction Eighth Engineering Division Corp. Ltd.
Shanghai Shi, China
Patent: 3
China Railway Engineering Consulting Group Co., Ltd.
Beijing Shi, China
Patent: 3
With the analysis among related 200 patents in last 5 years, we discover 104 new entrants. Beijing Municipal Fourth Construction Engineering Co Ltd., China Railway First Survey & Design Institute Group Co., Ltd., China Railway Shanghai Engineering Bureau Group Third Engineering Co., Ltd. are the most active new entrants in this area.
Beijing Municipal Fourth Construction Engineering Co Ltd.
Beijing Shi, China
Patent: 5
China Railway First Survey & Design Institute Group Co., Ltd.
Shaanxi Sheng, China
Patent: 4
China Railway Shanghai Engineering Bureau Group Third Engineering Co., Ltd.
Anhui Sheng, China
Patent: 3
China Railway 11th Bureau Group Urban Rail Engineering Co., Ltd.
Hubei Sheng, China
Patent: 3
China Construction Eighth Engineering Division Corp. Ltd.
Shanghai Shi, China
Patent: 3
China Railway Engineering Consulting Group Co., Ltd.
Beijing Shi, China
Patent: 3
China Railway No. 5 Engineering Group Co., Ltd.
Guizhou Sheng, China
Patent: 3
Shanghai Civil Engineering Co., Ltd. of CREC
Shanghai Shi, China
Patent: 3
China Power Construction Group Railway Construction Co., Ltd.
Beijing Shi, China
Patent: 3
Shanghai Institute of Technology
Shanghai Shi, China
Patent: 3
With the analysis among 90 patents, we discovered top 38 universities and scientific research institutions by total patent application. Beijing University of Technology, Southeast University, Southwest Jiaotong University are dominant in this area. They take 13.33% of the total patent filing.
Beijing University of Technology
Beijing Shi, China
Patent: 5
Jiangsu Sheng, China
Patent: 4
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 3
Shanghai Institute of Technology
Shanghai Shi, China
Patent: 3
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 3
Tianjin Shi, China
Patent: 3
Shanghai Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Beijing Jiaotong University
Beijing Shi, China
Patent: 2
Shenyang Jianzhu University
Liaoning Sheng, China
Patent: 2