With the analysis among 56 patents, we discovered top 57 key players by total patent application. Guizhou Zhengye Engineering Technology Investment Co Ltd., SGIDI Engineering Consulting (Group) Co. Ltd., China Railway Tunnel Bureau Group Co., Ltd. are dominant in this area. They take 12.50% of the total patent filing.
Guizhou Zhengye Engineering Technology Investment Co Ltd.
Guizhou Sheng, China
Patent: 3
SGIDI Engineering Consulting (Group) Co. Ltd.
Shanghai Shi, China
Patent: 2
China Railway Tunnel Bureau Group Co., Ltd.
Guangdong Sheng, China
Patent: 2
Beijing Zhongbing Geotechnical Engineering Co.
Beijing Shi, China
Patent: 2
China Army Survey & Design Institute Co., Ltd.
Beijing Shi, China
Patent: 2
Shanghai Construction Group Co., Ltd.
Shanghai Shi, China
Patent: 2
Shanxi Jiaoke Highway Kancha Design Yuan
Shanxi Sheng, China
Patent: 2
Shanghai Hongmai Medical Technology Co., Ltd.
Shanghai Shi, China
Patent: 2
Guizhou Zhengjian Xingye Engineering Quality Inspection Co., Ltd.
Guizhou Sheng, China
Patent: 2
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With the analysis among related 43 patents applied in the last 5 years. We discover 48 most active companies in this area. The fast-growing Guizhou Zhengye Engineering Technology Investment Co Ltd., Hunan University, Hohai University take 20.93% of patent filing during this period.
Guizhou Zhengye Engineering Technology Investment Co Ltd.
Guizhou Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
China Railway Tunnel Bureau Group Co., Ltd.
Guangdong Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2
Guizhou Zhengjian Xingye Engineering Quality Inspection Co., Ltd.
Guizhou Sheng, China
Patent: 2
Huaneng Offshore Wind Power Science and Technology Research Co., Ltd.
Jiangsu Sheng, China
Patent: 1
China Energy Construction Group Zhejiang Electric Power Design Institute Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1
Research Institute of Science and Technology of China Railway Shanghai Bureau Group Co., Ltd.
Shanghai Shi, China
Patent: 1
With the analysis among related 43 patents in last 5 years, we discover 45 new entrants. Guizhou Zhengye Engineering Technology Investment Co Ltd., Hunan University, China Railway Tunnel Bureau Group Co., Ltd. are the most active new entrants in this area.
Guizhou Zhengye Engineering Technology Investment Co Ltd.
Guizhou Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 3
China Railway Tunnel Bureau Group Co., Ltd.
Guangdong Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2
Guizhou Zhengjian Xingye Engineering Quality Inspection Co., Ltd.
Guizhou Sheng, China
Patent: 2
Huaneng Offshore Wind Power Science and Technology Research Co., Ltd.
Jiangsu Sheng, China
Patent: 1
China Energy Construction Group Zhejiang Electric Power Design Institute Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1
Research Institute of Science and Technology of China Railway Shanghai Bureau Group Co., Ltd.
Shanghai Shi, China
Patent: 1
Dongguan Hanjing Nano Materials Co., Ltd.
Guangdong Sheng, China
Patent: 1
With the analysis among 31 patents, we discovered top 15 universities and scientific research institutions by total patent application. Hohai University, Hunan University, Central South University are dominant in this area. They take 32.26% of the total patent filing.
Jiangsu Sheng, China
Patent: 4
Hunan Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 2
Qingdao University of Technology
Shandong Sheng, China
Patent: 2
China University of Geosciences Beijing
Hubei Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Hunan Sheng, China
Patent: 1
Guangdong University of Technology
Guangdong Sheng, China
Patent: 1