With the analysis among 11 patents, we discovered top 8 key players by total patent application. Sumitomo Rubber Industries, Ltd., PetroChina Co., Ltd., China Railway Jianzhu Group Co., Ltd. are dominant in this area. They take 72.73% of the total patent filing.
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Washington, United States
Patent: 1
Tianjin Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
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With the analysis among related 6 patents applied in the last 5 years. We discover 8 most active companies in this area. The fast-growing China Railway Design Group Co., Ltd., University of Electronic Science & Technology of China, Harbin Engineering University take 50.00% of patent filing during this period.
Tianjin Shi, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
Chongqing Shi, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among related 6 patents in last 5 years, we discover 6 new entrants. China Railway Design Group Co., Ltd., University of Electronic Science & Technology of China, Harbin Engineering University are the most active new entrants in this area.
Tianjin Shi, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
With the analysis among 19 patents, we discovered top 10 universities and scientific research institutions by total patent application. Chongqing University of Posts and Telecommunications, Southeast University, Beihang University are dominant in this area. They take 36.84% of the total patent filing.
Chongqing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1