With the analysis among 74 patents, we discovered top 47 key players by total patent application. Westinghouse Electric Co. LLC, National Steel Car Ltd., Changshu Switch Manufacture Co. Ltd. Yuan Changshu Switch Fact are dominant in this area. They take 24.32% of the total patent filing.
Westinghouse Electric Co. LLC
Gansu Sheng, China
Patent: 9
Changshu Switch Manufacture Co. Ltd. Yuan Changshu Switch Fact
Jiangsu Sheng, China
Patent: 4
Tianjin Huatong Electromechanical Equipment Industry and Trade Co., Ltd.
Tianjin Shi, China
Patent: 3
Chongqing Construction Engineering Group Co., Ltd.
Chongqing Shi, China
Patent: 2
China First Metallurgical Construction Co., Ltd.
Hubei Sheng, China
Patent: 2
Chongqing Jiangong No.3 Construction Co., Ltd.
Chongqing Shi, China
Patent: 2
China Construction Technology Group Co., Ltd.
Beijing Shi, China
Patent: 2
Tian Jin Dian Qi Chuan Dong She Ji Yan Jiu Suo
Tianjin Shi, China
Patent: 2
Shanghai Bili Structural Design Office Co., Ltd.
Shanghai Shi, China
Patent: 2
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With the analysis among related 38 patents applied in the last 5 years. We discover 26 most active companies in this area. The fast-growing Fuzhou University, Hunan University of Science & Technology, Xi'an University of Architecture & Technology take 23.68% of patent filing during this period.
Fujian Sheng, China
Patent: 3
Hunan University of Science & Technology
Hunan Sheng, China
Patent: 3
Xi'an University of Architecture & Technology
Shaanxi Sheng, China
Patent: 3
Chongqing Jiangong No.3 Construction Co., Ltd.
Chongqing Shi, China
Patent: 2
Chongqing Construction Engineering Group Co., Ltd.
Chongqing Shi, China
Patent: 2
Shanghai Bili Structural Design Office Co., Ltd.
Shanghai Shi, China
Patent: 2
Hunan Chengyou Green Building Technology Co., Ltd
Hunan Sheng, China
Patent: 2
Jianyan Foundation Engineering Co., Ltd.
Beijing Shi, China
Patent: 2
China First Metallurgical Construction Co., Ltd.
Hubei Sheng, China
Patent: 2
China Construction Technology Group Co., Ltd.
Beijing Shi, China
Patent: 2
With the analysis among related 38 patents in last 5 years, we discover 23 new entrants. Fuzhou University, Hunan University of Science & Technology, Xi'an University of Architecture & Technology are the most active new entrants in this area.
Fujian Sheng, China
Patent: 3
Hunan University of Science & Technology
Hunan Sheng, China
Patent: 3
Xi'an University of Architecture & Technology
Shaanxi Sheng, China
Patent: 3
Chongqing Construction Engineering Group Co., Ltd.
Chongqing Shi, China
Patent: 2
Shanghai Bili Structural Design Office Co., Ltd.
Shanghai Shi, China
Patent: 2
Hunan Chengyou Green Building Technology Co., Ltd
Hunan Sheng, China
Patent: 2
Jianyan Foundation Engineering Co., Ltd.
Beijing Shi, China
Patent: 2
China First Metallurgical Construction Co., Ltd.
Hubei Sheng, China
Patent: 2
Chongqing Jiangong No.3 Construction Co., Ltd.
Chongqing Shi, China
Patent: 2
China Construction Technology Group Co., Ltd.
Beijing Shi, China
Patent: 2
With the analysis among 25 patents, we discovered top 13 universities and scientific research institutions by total patent application. Hunan University of Science & Technology, Xi'an University of Architecture & Technology, Fuzhou University are dominant in this area. They take 36.00% of the total patent filing.
Hunan University of Science & Technology
Hunan Sheng, China
Patent: 3
Xi'an University of Architecture & Technology
Shaanxi Sheng, China
Patent: 3
Fujian Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 2
Liaoning University of Technology
Liaoning Sheng, China
Patent: 2
Dongguan University of Technology
Guangdong Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Anhui University of Science & Technology
Anhui Sheng, China
Patent: 1