Search results for “Railway electrification system” companies
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Key Players
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Innovation Intensity
With the analysis among 2,084 patents, we discovered top 470 key players by total patent application. China Railway Construction Electrification Bureau Group Rail Transit Equipment Co., Ltd., China Railway First Survey & Design Institute Group Co., Ltd., China Railway Eryuan Engineering Group Co., Ltd. are dominant in this area. They take 9.50% of the total patent filing.
China Railway Construction Electrification Bureau Group Rail Transit Equipment Co., Ltd.
Jiangsu Sheng, China
Patent: 70
China Railway First Survey & Design Institute Group Co., Ltd.
Shaanxi Sheng, China
Patent: 64
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 64
State Grid Corp. of China
Beijing Shi, China
Patent: 45
China Railway Electrification Bureau (Group) Co., Ltd.
Beijing Shi, China
Patent: 41
China Railway Design Group Co., Ltd.
Tianjin Shi, China
Patent: 33
Chengdu Shanghua Electric Co., Ltd.
Sichuan Sheng, China
Patent: 29
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 28
Meidensha Corp.
Tokyo-to, Japan
Patent: 27
Hitachi Ltd.
Tokyo-to, Japan
Patent: 26
Startups & Unicorns
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Innovation Intensity
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Fast-Growing
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Innovation in recent 5 years
With the analysis among related 1,080 patents applied in the last 5 years. We discover 391 most active companies in this area. The fast-growing Southwest Jiaotong University, China Railway Eryuan Engineering Group Co., Ltd., China Railway First Survey & Design Institute Group Co., Ltd. take 21.67% of patent filing during this period.
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 171
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 34
China Railway First Survey & Design Institute Group Co., Ltd.
Shaanxi Sheng, China
Patent: 29
Chengdu Shanghua Electric Co., Ltd.
Sichuan Sheng, China
Patent: 28
China Railway Construction Electrification Bureau Group Rail Transit Equipment Co., Ltd.
Jiangsu Sheng, China
Patent: 22
China Railway Electrification Bureau (Group) Co., Ltd.
Beijing Shi, China
Patent: 19
China Railway Inspection and Certification Center Co., Ltd.
Beijing Shi, China
Patent: 14
Korea Railroad Research Institute
South Korea
Patent: 12
Sichuan EDRI Electric Co. Ltd.
Sichuan Sheng, China
Patent: 11
China Academy of Railway Sciences Group Co. Ltd.
Beijing Shi, China
Patent: 11
New Entrants
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Innovation in recent 5 years
With the analysis among related 1,080 patents in last 5 years, we discover 276 new entrants. China Railway Inspection and Certification Center Co., Ltd., China Railway Electrification Railway Operation Management Co., Zhong Guo Tie Dao Ke Xue Yan Jiu Yuan Biao Zhun Ji Liang Yan J are the most active new entrants in this area.
China Railway Inspection and Certification Center Co., Ltd.
Beijing Shi, China
Patent: 14
China Railway Electrification Railway Operation Management Co.
Beijing Shi, China
Patent: 10
Zhong Guo Tie Dao Ke Xue Yan Jiu Yuan Biao Zhun Ji Liang Yan J
Beijing Shi, China
Patent: 10
Lanzhou Jiaotong University
Gansu Sheng, China
Patent: 8
Shaanxi Sirui Advanced Materials Co., Ltd.
Shaanxi Sheng, China
Patent: 7
Xiangtan University
Hunan Sheng, China
Patent: 7
Zhuzhou CRRC Times Electric Co., Ltd.
Hunan Sheng, China
Patent: 7
Zhongtiejian Electric Huaju Group No 3 Engineering Co. Ltd.
Hebei Sheng, China
Patent: 6
Beijing-Shanghai High-Speed Railway Co., Ltd.
Beijing Shi, China
Patent: 6
Qinghai Nenggao New Energy Co., Ltd.
Qinghai Sheng, China
Patent: 6
Research Institutions
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Innovation Intensity
With the analysis among 690 patents, we discovered top 54 universities and scientific research institutions by total patent application. Southwest Jiaotong University, Beijing Jiaotong University, Wuhan University are dominant in this area. They take 51.88% of the total patent filing.
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 294
Beijing Jiaotong University
Beijing Shi, China
Patent: 16
Wuhan University
Hubei Sheng, China
Patent: 12
Railway Technical Research Institute
Japan
Patent: 10
Lanzhou Jiaotong University
Gansu Sheng, China
Patent: 8
Jilin University
Jilin Sheng, China
Patent: 7
Central South University
Hunan Sheng, China
Patent: 7
Xiangtan University
Hunan Sheng, China
Patent: 7
Zhejiang University
Zhejiang Sheng, China
Patent: 6
Hunan University
Hunan Sheng, China
Patent: 6
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