With the analysis among 50 patents, we discovered top 43 key players by total patent application. China Three Gorges Corp., Earth Structures, Inc., Shandong Hi-Speed Group Co., Ltd. are dominant in this area. They take 22.00% of the total patent filing.
Hubei Sheng, China
Patent: 4
South Carolina, United States
Patent: 4
Shandong Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Suzhou City Metropolis Construction Engineering Co., Ltd.
Anhui Sheng, China
Patent: 2
Anhui Transport Consulting &Design Institute Co.,Ltd.
Anhui Sheng, China
Patent: 2
Fujian Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
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With the analysis among related 69 patents applied in the last 5 years. We discover 58 most active companies in this area. The fast-growing Southeast University, Hunan University, Southwest Jiaotong University take 18.84% of patent filing during this period.
Jiangsu Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Hebei Sheng, China
Patent: 2
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Patent: 2
With the analysis among related 69 patents in last 5 years, we discover 52 new entrants. Southeast University, Hunan University, Southwest Jiaotong University are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Hebei Sheng, China
Patent: 2
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Patent: 2
With the analysis among 75 patents, we discovered top 34 universities and scientific research institutions by total patent application. Shandong University, Southeast University, Tongji University are dominant in this area. They take 18.67% of the total patent filing.
Shandong Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Hunan Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Chongqing Shi, China
Patent: 3
Shandong Sheng, China
Patent: 3