With the analysis among 687 patents, we discovered top 492 key players by total patent application. HOLDING ELECTRIC CO LTD, Hitachi Ltd., Mitsubishi Electric Corp. are dominant in this area. They take 3.93% of the total patent filing.
Taiwan Province, China
Patent: 10
Texas, United States
Patent: 7
New York, United States
Patent: 7
New York, United States
Patent: 6
Beijing Shi, China
Patent: 4
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With the analysis among related 336 patents applied in the last 5 years. We discover 271 most active companies in this area. The fast-growing Mile City Zhongsheng Technology Co., Ltd., China Railway Baoji Bridge Group Co., Ltd., China Railway Hi-tech Industry Corp. Ltd. take 2.98% of patent filing during this period.
Yunnan Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Sheyang Lide Flaw Detection Equipment Manufacturing Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 2
Gyeonggi-do, South Korea
Patent: 2
Sichuan Sheng, China
Patent: 2
Huzhou Mingsheng Grinding Equipment Co., Ltd.
Zhejiang Sheng, China
Patent: 2
Wuxi Jiaci Machinery Equipment Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Jiangsu Shengwang Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 2
With the analysis among related 336 patents in last 5 years, we discover 259 new entrants. Mile City Zhongsheng Technology Co., Ltd., China Railway Baoji Bridge Group Co., Ltd., China Railway Hi-tech Industry Corp. Ltd. are the most active new entrants in this area.
Yunnan Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Sheyang Lide Flaw Detection Equipment Manufacturing Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 2
Gyeonggi-do, South Korea
Patent: 2
Sichuan Sheng, China
Patent: 2
Huzhou Mingsheng Grinding Equipment Co., Ltd.
Zhejiang Sheng, China
Patent: 2
Wuxi Jiaci Machinery Equipment Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Jiangsu Shengwang Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 2
With the analysis among 48 patents, we discovered top 23 universities and scientific research institutions by total patent application. University of Shaoxing, AGH University of Science & Technology, Railway Technical Research Institute are dominant in this area. They take 35.42% of the total patent filing.
Zhejiang Sheng, China
Patent: 13
AGH University of Science & Technology
Shanghai Shi, China
Patent: 1
Niigata-ken, Japan
Patent: 1
Beijing Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1