With the analysis among 79 patents, we discovered top 40 key players by total patent application. Siemens AG, Alcatel-Lucent SAS, Alcatel Cit SA are dominant in this area. They take 22.78% of the total patent filing.
Jiangsu Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Connecticut, United States
Patent: 2
Shaanxi Sheng, China
Patent: 2
Lombardia, Italy
Patent: 2
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With the analysis among related 25 patents applied in the last 5 years. We discover 13 most active companies in this area. The fast-growing Xing Hua Shi Mei Xin He Jin Gang You Xian Gong Si, Lef Holding SRL, China Railway High-Speed Electrification Equipment Corp. Ltd. take 32.00% of patent filing during this period.
Jiangsu Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Jiangxi Pingxiang Glass Ceramic High Voltage Insulator Co., Ltd.
Jiangxi Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Xian Dianli Machinery Manufacture Co.
Shaanxi Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
With the analysis among related 25 patents in last 5 years, we discover 12 new entrants. Xing Hua Shi Mei Xin He Jin Gang You Xian Gong Si, Lef Holding SRL, China Railway High-Speed Electrification Equipment Corp. Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Xian Dianli Machinery Manufacture Co.
Shaanxi Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Jiangxi Pingxiang Glass Ceramic High Voltage Insulator Co., Ltd.
Jiangxi Sheng, China
Patent: 1
With the analysis among 14 patents, we discovered top 4 universities and scientific research institutions by total patent application. Southwest Jiaotong University, AGH University of Science & Technology, Railway Technical Research Institute are dominant in this area. They take 107.14% of the total patent filing.
Sichuan Sheng, China
Patent: 9
AGH University of Science & Technology
Heilongjiang Sheng, China
Patent: 1