With the analysis among 42 patents, we discovered top 31 key players by total patent application. Kromek Ltd., Statos Petroleum SA, China National Petroleum Corp. are dominant in this area. They take 33.33% of the total patent filing.
DURHAM COUNTY, United Kingdom
Patent: 7
Beijing Shi, China
Patent: 2
Hebei Sheng, China
Patent: 2
Fujian Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 2
Shanxi Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1
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With the analysis among related 23 patents applied in the last 5 years. We discover 25 most active companies in this area. The fast-growing Shanxi Transportation Technology R&D Co., Ltd., China Railway Tunnel Group No. 1 Co., Ltd., Shenzhen University take 21.74% of patent filing during this period.
Shanxi Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Jiangxi Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1
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Patent: 1
Guangdong Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 23 patents in last 5 years, we discover 24 new entrants. Shanxi Transportation Technology R&D Co., Ltd., China Railway Tunnel Group No. 1 Co., Ltd., Shandong Academy of Building Research Co., Ltd. are the most active new entrants in this area.
Shanxi Sheng, China
Patent: 2
Chongqing Shi, China
Patent: 2
Shandong Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Tianjin Shi, China
Patent: 1
Hainan Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
With the analysis among 46 patents, we discovered top 29 universities and scientific research institutions by total patent application. China University of Petroleum (East China), Hohai University, Zhejiang University are dominant in this area. They take 17.39% of the total patent filing.
Shandong Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Jilin Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1