Search results for “Shield tunnelling” companies
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Key Players
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Innovation Intensity
With the analysis among 458 patents, we discovered top 231 key players by total patent application. China Railway Siyuan Survey & Design Group Co., Ltd., TAISEI Corp., China Railway Liuyuan Group Co., Ltd. are dominant in this area. They take 11.35% of the total patent filing.
Hubei Sheng, China
Patent: 24
Tokyo-to, Japan
Patent: 14
Tianjin Shi, China
Patent: 14
Jiangsu Sheng, China
Patent: 12
Tokyo-to, Japan
Patent: 9
Shanghai Shi, China
Patent: 9
Jiangsu Sheng, China
Patent: 8
Zhejiang Sheng, China
Patent: 8
Shaanxi Sheng, China
Patent: 8
Tokyo-to, Japan
Patent: 7
Startups & Unicorns
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Innovation Intensity
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Fast-Growing
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Innovation in recent 5 years
With the analysis among related 133 patents applied in the last 5 years. We discover 99 most active companies in this area. The fast-growing China Railway Siyuan Survey & Design Group Co., Ltd., Tongji University, Southwest Jiaotong University take 18.80% of patent filing during this period.
Hubei Sheng, China
Patent: 9
Shanghai Shi, China
Patent: 8
Sichuan Sheng, China
Patent: 8
Sichuan Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Tianjin Shi, China
Patent: 3
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
New Entrants
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Innovation in recent 5 years
With the analysis among related 133 patents in last 5 years, we discover 63 new entrants. Southwest Petroleum University, Beijing Urban Rail Transit Construction Co. Ltd., CCCC (Guangzhou) Construction Co., Ltd. are the most active new entrants in this area.
Sichuan Sheng, China
Patent: 5
Beijing Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
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Patent: 2
Hubei Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Liaoning Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Hebei Sheng, China
Patent: 1
Research Institutions
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Innovation Intensity
With the analysis among 185 patents, we discovered top 46 universities and scientific research institutions by total patent application. Southwest Jiaotong University, Tongji University, Shanghai Jiao Tong University are dominant in this area. They take 30.81% of the total patent filing.
Sichuan Sheng, China
Patent: 19
Shanghai Shi, China
Patent: 18
Shanghai Shi, China
Patent: 12
Beijing Shi, China
Patent: 11
Zhejiang Sheng, China
Patent: 8
Tianjin Shi, China
Patent: 7
Hainan Sheng, China
Patent: 6
Hunan Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 5
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 5
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