With the analysis among 65 patents, we discovered top 58 key players by total patent application. China Railway First Survey & Design Institute Group Co., Ltd., Xi'an Rail Transit Group Co., Ltd., Northwest Electric Power Design Institute are dominant in this area. They take 20.00% of the total patent filing.
Shaanxi Sheng, China
Patent: 8
Shaanxi Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 2
Nei Mongol Zizhiqu, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
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With the analysis among related 97 patents applied in the last 5 years. We discover 80 most active companies in this area. The fast-growing Chang'an University, China University of Mining & Technology (Beijing), Shandong University of Science & Technology take 20.62% of patent filing during this period.
Shaanxi Sheng, China
Patent: 10
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 6
Shandong Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Nei Mongol Zizhiqu, China
Patent: 2
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Patent: 2
Shanghai Shi, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
With the analysis among related 97 patents in last 5 years, we discover 71 new entrants. Shandong University of Science & Technology, Shenhua Shendong Coal Group Co., Ltd., Shaanxi Hydraulic and Environmental Geological Survey Center are the most active new entrants in this area.
Shandong Sheng, China
Patent: 4
Nei Mongol Zizhiqu, China
Patent: 2
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Patent: 2
Jiangsu Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1
Nei Mongol Zizhiqu, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among 72 patents, we discovered top 24 universities and scientific research institutions by total patent application. Chang'an University, China University of Mining & Technology (Beijing), Xi'an University of Technology are dominant in this area. They take 44.44% of the total patent filing.
Shaanxi Sheng, China
Patent: 16
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 10
Shaanxi Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 1