With the analysis among 298 patents, we discovered top 117 key players by total patent application. Franz Plasser Bahnbaumaschinen Industriegesellschaft mbH, Russian Railways OJSC, Soucy International, Inc. are dominant in this area. They take 14.77% of the total patent filing.
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Patent: 12
Liaoning Sheng, China
Patent: 7
California, United States
Patent: 6
Hunan Sheng, China
Patent: 5
Kanagawa-ken, Japan
Patent: 4
California, United States
Patent: 4
Beijing Shi, China
Patent: 4
California, United States
Patent: 3
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With the analysis among related 92 patents applied in the last 5 years. We discover 52 most active companies in this area. The fast-growing Beijing Huati Stadium Construction Co., Ltd., Mitutoyo Corp., National University of Defense Technology take 9.78% of patent filing during this period.
Beijing Shi, China
Patent: 4
Kanagawa-ken, Japan
Patent: 3
Hunan Sheng, China
Patent: 2
California, United States
Patent: 2
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Patent: 2
Hangzhou Tangpulai Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Yunnan Sheng, China
Patent: 1
With the analysis among related 92 patents in last 5 years, we discover 46 new entrants. Beijing Huati Stadium Construction Co., Ltd., Zhengzhou University Physical Education College, National University of Defense Technology are the most active new entrants in this area.
Beijing Shi, China
Patent: 4
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Patent: 2
Hunan Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Hangzhou Tangpulai Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 1
With the analysis among 109 patents, we discovered top 27 universities and scientific research institutions by total patent application. National University of Defense Technology, The Trustees of Columbia University in The City of New York, Yunnan University are dominant in this area. They take 4.59% of the total patent filing.
Hunan Sheng, China
Patent: 2
New York, United States
Patent: 1
Yunnan Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
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Patent: 1
Shandong Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1