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.
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 24
TAISEI Corp.
Tokyo-to, Japan
Patent: 14
China Railway Liuyuan Group Co., Ltd.
Tianjin Shi, China
Patent: 14
Ohbayashi Corp.
Jiangsu Sheng, China
Patent: 12
Daiho Corp.
Tokyo-to, Japan
Patent: 9
Shanghai Tunnel Industrial Co., Ltd.
Shanghai Shi, China
Patent: 9
Kajima Corp.
Jiangsu Sheng, China
Patent: 8
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 8
China Railway First Survey & Design Institute Group Co., Ltd.
Shaanxi Sheng, China
Patent: 8
Shimizu Corp.
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.
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 9
Tongji University
Shanghai Shi, China
Patent: 8
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 8
Southwest Petroleum University
Sichuan Sheng, China
Patent: 5
Central South University
Hunan Sheng, China
Patent: 4
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 4
China Railway First Survey & Design Institute Group Co., Ltd.
Shaanxi Sheng, China
Patent: 4
Tianjin University
Tianjin Shi, China
Patent: 3
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 3
Beijing Urban Rail Transit Construction Co. Ltd.
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.
Southwest Petroleum University
Sichuan Sheng, China
Patent: 5
Beijing Urban Rail Transit Construction Co. Ltd.
Beijing Shi, China
Patent: 3
CCCC (Guangzhou) Construction Co., Ltd.
Guangdong Sheng, China
Patent: 2
Shandong Jiaotong University
Shandong Sheng, China
Patent: 2
State Key Laboratory of Shield Tunneling and Tunneling Technology
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Patent: 2
CCCC Second Harbor Engineering Bureau Co. Ltd.
Hubei Sheng, China
Patent: 2
Anhui Jianzhu University
Anhui Sheng, China
Patent: 2
Dalian Jiaotong University
Liaoning Sheng, China
Patent: 2
Taizhou University
Zhejiang Sheng, China
Patent: 2
China Railway First Bureau Group Second Engineering Co., Ltd.
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.
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 19
Tongji University
Shanghai Shi, China
Patent: 18
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 12
Beijing Jiaotong University
Beijing Shi, China
Patent: 11
Zhejiang University City College
Zhejiang Sheng, China
Patent: 8
Tianjin University
Tianjin Shi, China
Patent: 7
Hainan University
Hainan Sheng, China
Patent: 6
Central South University
Hunan Sheng, China
Patent: 5
Southwest Petroleum University
Sichuan Sheng, China
Patent: 5
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 5
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