With the analysis among 9,991 patents, we discovered top 472 key players by total patent application. China Road & Bridge Engineering Co. Ltd., China Railway Major Bridge Engineering Group Co., Ltd., China Railway Siyuan Survey & Design Group Co., Ltd. are dominant in this area. They take 5.01% of the total patent filing.
Beijing Shi, China
Patent: 189
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 171
Hubei Sheng, China
Patent: 141
Beijing Shi, China
Patent: 135
Tianjin Shi, China
Patent: 107
Hubei Sheng, China
Patent: 102
Shanxi Sheng, China
Patent: 85
Sichuan Sheng, China
Patent: 65
Shanghai Shi, China
Patent: 64
Zhejiang Sheng, China
Patent: 61
With the analysis among 11 patents, we discovered top 6 start-ups by total patent application. Independence Materials Group LLC, Beijing Sinian Zhijia Technology Co. Ltd., Origin Quantum Computing Technology Co. Ltd. are active in this area.
South Carolina, United States
Patent: 6
Beijing Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
California, United States
Patent: 1
Zhejiang Sheng, China
Patent: 1
With the analysis among related 11,883 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Road & Bridge Engineering Co. Ltd., China Railway Major Bridge Engineering Group Co., Ltd., China Railway Siyuan Survey & Design Group Co., Ltd. take 4.14% of patent filing during this period.
Beijing Shi, China
Patent: 188
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 167
Hubei Sheng, China
Patent: 137
Beijing Shi, China
Patent: 132
Tianjin Shi, China
Patent: 104
Hubei Sheng, China
Patent: 98
Shanxi Sheng, China
Patent: 80
Beijing Shi, China
Patent: 74
Fujian Sheng, China
Patent: 73
Shanghai Shi, China
Patent: 68
With the analysis among related 11,883 patents in last 5 years, we discover 363 new entrants. Beijing University of Technology, Zhejiang Communications Construction Group Co., Ltd., China Railway Fourth Bureau Group Co., Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 74
Zhejiang Sheng, China
Patent: 61
Anhui Sheng, China
Patent: 59
Jiangxi Sheng, China
Patent: 59
Beijing Shi, China
Patent: 58
Beijing Shi, China
Patent: 52
Beijing Shi, China
Patent: 51
Shaanxi Sheng, China
Patent: 51
Shanghai Shi, China
Patent: 50
Hubei Sheng, China
Patent: 48
With the analysis among 1,951 patents, we discovered top 168 universities and scientific research institutions by total patent application. Fuzhou University, Beijing University of Technology, Tongji University are dominant in this area. They take 11.23% of the total patent filing.
Fujian Sheng, China
Patent: 75
Beijing Shi, China
Patent: 74
Shanghai Shi, China
Patent: 70
Jiangxi Sheng, China
Patent: 59
Chongqing Shi, China
Patent: 58
Jiangsu Sheng, China
Patent: 56
Shaanxi Sheng, China
Patent: 49
Henan Sheng, China
Patent: 44
Fujian Sheng, China
Patent: 35
Jiangsu Sheng, China
Patent: 35