With the analysis among 411 patents, we discovered top 233 key players by total patent application. Railroad Friction Products Corp., Siemens AG, The Nippon Signal Co., Ltd. are dominant in this area. They take 7.06% of the total patent filing.
Railroad Friction Products Corp.
North Carolina, United States
Patent: 11
Bayern, Germany
Patent: 10
The Nippon Signal Co., Ltd.
Gmundner Fertigteile GmbH & Co. KG
Gummiwerk KRAIBURG Elastik GmbH & Co. KG
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 5
Future Fibre Technologies Pty Ltd
Telefonaktiebolaget LM Ericsson
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With the analysis among related 259 patents applied in the last 5 years. We discover 150 most active companies in this area. The fast-growing China Railway Siyuan Survey & Design Group Co., Ltd., Hitachi Ltd., Shandong Zikuang Railway Transportation Co., Ltd. take 4.25% of patent filing during this period.
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 5
Shandong Zikuang Railway Transportation Co., Ltd.
Shandong Sheng, China
Patent: 3
Minnesota, United States
Patent: 3
CRSC International Holdings Limited
Beijing Shi, China
Patent: 3
Bayerische Motoren Werke AG
Guangxi Liuzhou Iron & Steel (Group) Co. Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 3
Yanzhou Coal Industry Co., Ltd.
Shandong Sheng, China
Patent: 3
Rio de Janeiro, Brazil
Patent: 3
With the analysis among related 259 patents in last 5 years, we discover 136 new entrants. China Railway Siyuan Survey & Design Group Co., Ltd., Hitachi Ltd., Shandong Zikuang Railway Transportation Co., Ltd. are the most active new entrants in this area.
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 5
Shandong Zikuang Railway Transportation Co., Ltd.
Shandong Sheng, China
Patent: 3
CRSC International Holdings Limited
Beijing Shi, China
Patent: 3
Bayerische Motoren Werke AG
Guangxi Liuzhou Iron & Steel (Group) Co. Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 3
Yanzhou Coal Industry Co., Ltd.
Shandong Sheng, China
Patent: 3
Rio de Janeiro, Brazil
Patent: 3
Nanjing Huiershi Intelligent Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Zhanjiang Port Group Co. Ltd.
Guangdong Sheng, China
Patent: 2
With the analysis among 72 patents, we discovered top 29 universities and scientific research institutions by total patent application. Beijing Jiaotong University, Shandong University, Railway Technical Research Institute are dominant in this area. They take 16.67% of the total patent filing.
Beijing Jiaotong University
Beijing Shi, China
Patent: 4
Shandong Sheng, China
Patent: 3
Railway Technical Research Institute
AGH University of Science & Technology
Uttar Pradesh, India
Patent: 2
Shaanxi Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 1
Swiss Federal Institute of Technology Zurich
ZURICH, Switzerland
Patent: 1
New Jersey, United States
Patent: 1