With the analysis among 36 patents, we discovered top 31 key players by total patent application. Sichuan Traffic Survey and Design Research Institute Co., Ltd., China Railway Tunnel Bureau Group Co., Ltd., Zhejiang Huadong Engineering Consultation Co. Ltd. are dominant in this area. They take 27.78% of the total patent filing.
Sichuan Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Gansu Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2
Beijing Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Gansu Sheng, China
Patent: 1
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With the analysis among related 29 patents applied in the last 5 years. We discover 22 most active companies in this area. The fast-growing Sichuan Traffic Survey and Design Research Institute Co., Ltd., Chengdu University of Technology, East China Jiaotong University take 48.28% of patent filing during this period.
Sichuan Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 5
Jiangxi Sheng, China
Patent: 3
Gansu Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Jiangxi Geological Disaster Emergency Center
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Patent: 1
Xinjiang Uygur Zizhiqu, China
Patent: 1
Gansu Western Geotechnical Engineering Co., Ltd.
Gansu Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among related 29 patents in last 5 years, we discover 21 new entrants. Sichuan Traffic Survey and Design Research Institute Co., Ltd., Chengdu University of Technology, East China Jiaotong University are the most active new entrants in this area.
Sichuan Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 5
Jiangxi Sheng, China
Patent: 3
Gansu Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Jiangxi Geological Disaster Emergency Center
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Patent: 1
Xinjiang Uygur Zizhiqu, China
Patent: 1
Gansu Western Geotechnical Engineering Co., Ltd.
Gansu Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among 15 patents, we discovered top 7 universities and scientific research institutions by total patent application. Chengdu University of Technology, East China Jiaotong University, Huaiyin Institute of Technology are dominant in this area. They take 60.00% of the total patent filing.
Sichuan Sheng, China
Patent: 5
Jiangxi Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 1
Jiangxi Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Gansu Sheng, China
Patent: 1
Liaoning Sheng, China
Patent: 1