With the analysis among 828 patents, we discovered top 472 key players by total patent application. CCCC Second Harbor Engineering Bureau Co. Ltd., Central Research Institute of Bldg & Construction Co., Ltd., China Railway Construction Group Co., Ltd. are dominant in this area. They take 3.38% of the total patent filing.
CCCC Second Harbor Engineering Bureau Co. Ltd.
Hubei Sheng, China
Patent: 10
Central Research Institute of Bldg & Construction Co., Ltd.
Beijing Shi, China
Patent: 9
China Railway Construction Group Co., Ltd.
Beijing Shi, China
Patent: 9
China Railway Design Group Co., Ltd.
Tianjin Shi, China
Patent: 9
Shanghai Civil Engineering Co., Ltd. of CREC
Shanghai Shi, China
Patent: 8
China Jingye Engineering Corp. Ltd.
Beijing Shi, China
Patent: 8
Beijing Shougang Construction Group Co. Ltd.
Beijing Shi, China
Patent: 8
China Metallurgical Construction Research Institute (Shenzhen) Co., Ltd.
Guangdong Sheng, China
Patent: 8
Shanghai Urban Construction Design & Research Institute
Shanghai Shi, China
Patent: 7
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 7
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With the analysis among related 1,006 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Railway Construction Group Co., Ltd., Beijing University of Technology, China Railway Design Group Co., Ltd. take 2.68% of patent filing during this period.
China Railway Construction Group Co., Ltd.
Beijing Shi, China
Patent: 9
Beijing University of Technology
Beijing Shi, China
Patent: 9
China Railway Design Group Co., Ltd.
Tianjin Shi, China
Patent: 9
Central Research Institute of Bldg & Construction Co., Ltd.
Beijing Shi, China
Patent: 9
China Metallurgical Construction Research Institute (Shenzhen) Co., Ltd.
Guangdong Sheng, China
Patent: 8
Beijing Shougang Construction Group Co. Ltd.
Beijing Shi, China
Patent: 8
Shanghai Civil Engineering Co., Ltd. of CREC
Shanghai Shi, China
Patent: 8
China Jingye Engineering Corp. Ltd.
Beijing Shi, China
Patent: 8
CCCC Second Harbor Engineering Bureau Co. Ltd.
Hubei Sheng, China
Patent: 8
Chongqing Shi, China
Patent: 7
With the analysis among related 1,006 patents in last 5 years, we discover 490 new entrants. China Railway Construction Group Co., Ltd., Beijing University of Technology, China Railway Design Group Co., Ltd. are the most active new entrants in this area.
China Railway Construction Group Co., Ltd.
Beijing Shi, China
Patent: 9
Beijing University of Technology
Beijing Shi, China
Patent: 9
China Railway Design Group Co., Ltd.
Tianjin Shi, China
Patent: 9
Central Research Institute of Bldg & Construction Co., Ltd.
Beijing Shi, China
Patent: 9
China Metallurgical Construction Research Institute (Shenzhen) Co., Ltd.
Guangdong Sheng, China
Patent: 8
Beijing Shougang Construction Group Co. Ltd.
Beijing Shi, China
Patent: 8
Shanghai Civil Engineering Co., Ltd. of CREC
Shanghai Shi, China
Patent: 8
China Jingye Engineering Corp. Ltd.
Beijing Shi, China
Patent: 8
Chongqing Shi, China
Patent: 7
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 7
With the analysis among 201 patents, we discovered top 69 universities and scientific research institutions by total patent application. Beijing University of Technology, Southeast University, Chongqing University are dominant in this area. They take 12.44% of the total patent filing.
Beijing University of Technology
Beijing Shi, China
Patent: 9
Jiangsu Sheng, China
Patent: 9
Chongqing Shi, China
Patent: 7
Hunan Sheng, China
Patent: 6
Qingdao University of Technology
Shandong Sheng, China
Patent: 6
Shanghai Shi, China
Patent: 5
Shaanxi Sheng, China
Patent: 5
Nanjing University of Technology
Jiangsu Sheng, China
Patent: 5
Tianjin Shi, China
Patent: 5
Zhejiang Sci-Tech University
Zhejiang Sheng, China
Patent: 4