With the analysis among 212 patents, we discovered top 144 key players by total patent application. General Electric Co., The Chamberlain Group, Inc., Komatsu Ltd. are dominant in this area. They take 8.02% of the total patent filing.
Massachusetts, United States
Patent: 7
Illinois, United States
Patent: 6
Chiba-ken, Japan
Patent: 4
Beijing Shi, China
Patent: 4
Shandong Sheng, China
Patent: 4
Gyeonggi-do, South Korea
Patent: 3
Allis Chalmers Corporation
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Patent: 3
Nanjing Haosheng Dingye Software Co., Ltd.
Jiangsu Sheng, China
Patent: 3
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
With the analysis among related 50 patents applied in the last 5 years. We discover 40 most active companies in this area. The fast-growing CRRC Qingdao Sifang Co., Ltd., Mitsubishi Heavy Industries Engineering Ltd., Beijing National Railway Rsch & Design Inst of Signal & Comm take 18.00% of patent filing during this period.
Shandong Sheng, China
Patent: 4
Beijing Shi, China
Patent: 2
Yunnan Sheng, China
Patent: 2
Henan Sheng, China
Patent: 2
Taiwan Province, China
Patent: 2
Gansu Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
With the analysis among related 50 patents in last 5 years, we discover 38 new entrants. CRRC Qingdao Sifang Co., Ltd., Mitsubishi Heavy Industries Engineering Ltd., Beijing National Railway Rsch & Design Inst of Signal & Comm are the most active new entrants in this area.
Shandong Sheng, China
Patent: 4
Beijing Shi, China
Patent: 2
Yunnan Sheng, China
Patent: 2
Henan Sheng, China
Patent: 2
Taiwan Province, China
Patent: 2
Gansu Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
With the analysis among 28 patents, we discovered top 8 universities and scientific research institutions by total patent application. Jiangnan University, University of Akron, Nantong University are dominant in this area. They take 14.29% of the total patent filing.
Jiangsu Sheng, China
Patent: 2
Pennsylvania, United States
Patent: 1
Jiangsu Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Gansu Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1