With the analysis among 519 patents, we discovered top 295 key players by total patent application. China Railway Major Bridge Reconnaissance & Design Institute C, Wuchuan Heavy Engineering Co. Ltd., China Railway Major Bridge Engineering Group Co., Ltd. are dominant in this area. They take 6.74% of the total patent filing.
Hubei Sheng, China
Patent: 15
Hubei Sheng, China
Patent: 11
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 9
Hubei Sheng, China
Patent: 8
Hubei Sheng, China
Patent: 7
Shandong Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 6
Guizhou Sheng, China
Patent: 6
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With the analysis among related 319 patents applied in the last 5 years. We discover 208 most active companies in this area. The fast-growing China Railway Major Bridge Reconnaissance & Design Institute C, Tongji University, Shandong Luqiao Construction Co. Ltd. take 6.58% of patent filing during this period.
Hubei Sheng, China
Patent: 7
Shanghai Shi, China
Patent: 7
Shandong Sheng, China
Patent: 7
Guizhou Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 6
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 6
Beijing Shi, China
Patent: 6
Tianjin Shi, China
Patent: 6
Hubei Sheng, China
Patent: 5
With the analysis among related 319 patents in last 5 years, we discover 174 new entrants. Shandong Luqiao Construction Co. Ltd., Guizhou Transportation Plnng Survey & Design Academe Co., Ltd., South China University of Technology are the most active new entrants in this area.
Shandong Sheng, China
Patent: 7
Guizhou Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 6
Beijing Shi, China
Patent: 6
Tianjin Shi, China
Patent: 6
Jiangsu Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Anhui Sheng, China
Patent: 4
Ningbo University of Technology
Zhejiang Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
With the analysis among 121 patents, we discovered top 38 universities and scientific research institutions by total patent application. Southwest Jiaotong University, Tongji University, Nanjing University of Technology are dominant in this area. They take 23.14% of the total patent filing.
Sichuan Sheng, China
Patent: 10
Shanghai Shi, China
Patent: 9
Jiangsu Sheng, China
Patent: 9
Guangdong Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 4
Chongqing Shi, China
Patent: 4
Shandong Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 3
Aichi-ken, Japan
Patent: 3