Search results for “Tunnel safety” companies
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Key Players
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Innovation Intensity
With the analysis among 653 patents, we discovered top 463 key players by total patent application. China Merchants Chongqing Communications Research & Design, China Communications First Public Bureau Group Co., Ltd., China Railway Siyuan Survey & Design Group Co., Ltd. are dominant in this area. They take 5.67% of the total patent filing.
China Merchants Chongqing Communications Research & Design
Chongqing Shi, China
Patent: 14
China Communications First Public Bureau Group Co., Ltd.
Beijing Shi, China
Patent: 12
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 11
China Railway 12th Bureau Group Co., Ltd.
Shanxi Sheng, China
Patent: 9
China Railway 16th Bureau Group Co., Ltd.
Beijing Shi, China
Patent: 8
China Railway Engineering Equipment Group Co., Ltd.
Henan Sheng, China
Patent: 7
China Railway First Survey & Design Institute Group Co., Ltd.
Shaanxi Sheng, China
Patent: 7
Hefei Sprout Technology Co., Ltd.
Anhui Sheng, China
Patent: 7
Anhui Shenglida Electric Co., Ltd.
Anhui Sheng, China
Patent: 7
China Railway Liuyuan Group Co., Ltd.
Tianjin Shi, China
Patent: 6
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 587 patents applied in the last 5 years. We discover 442 most active companies in this area. The fast-growing China Communications First Public Bureau Group Co., Ltd., China Railway 16th Bureau Group Co., Ltd., China Railway Siyuan Survey & Design Group Co., Ltd. take 4.60% of patent filing during this period.
China Communications First Public Bureau Group Co., Ltd.
Beijing Shi, China
Patent: 12
China Railway 16th Bureau Group Co., Ltd.
Beijing Shi, China
Patent: 8
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 7
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 7
China Railway Tunnel Bureau Group Co., Ltd.
Guangdong Sheng, China
Patent: 6
Shandong University
Shandong Sheng, China
Patent: 6
China Merchants Chongqing Communications Research & Design
Chongqing Shi, China
Patent: 6
China Railway 16th Bureau Group Beijing Jiangong Machinery Co., Ltd.
Beijing Shi, China
Patent: 6
China Railway Engineering Equipment Group Co., Ltd.
Henan Sheng, China
Patent: 6
Chongqing Jiaotong University
Chongqing Shi, China
Patent: 6
New Entrants
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Innovation in recent 5 years
With the analysis among related 587 patents in last 5 years, we discover 399 new entrants. China Communications First Public Bureau Group Co., Ltd., China Railway 16th Bureau Group Co., Ltd., China Railway Tunnel Bureau Group Co., Ltd. are the most active new entrants in this area.
China Communications First Public Bureau Group Co., Ltd.
Beijing Shi, China
Patent: 12
China Railway 16th Bureau Group Co., Ltd.
Beijing Shi, China
Patent: 8
China Railway Tunnel Bureau Group Co., Ltd.
Guangdong Sheng, China
Patent: 6
China Railway 16th Bureau Group Beijing Jiangong Machinery Co., Ltd.
Beijing Shi, China
Patent: 6
China Railway Liuyuan Group Co., Ltd.
Tianjin Shi, China
Patent: 6
Qingdao University of Technology
Shandong Sheng, China
Patent: 5
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 5
China Railway 20th Bureau Group Co., Ltd.
Shaanxi Sheng, China
Patent: 5
Xi'an Aeronautical University
Shaanxi Sheng, China
Patent: 5
China Railway 22nd Bureau Group Co., Ltd.
Beijing Shi, China
Patent: 4
Research Institutions
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Innovation Intensity
With the analysis among 221 patents, we discovered top 67 universities and scientific research institutions by total patent application. Southwest Jiaotong University, China University of Mining & Technology, Shandong University are dominant in this area. They take 13.57% of the total patent filing.
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 13
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 9
Shandong University
Shandong Sheng, China
Patent: 8
Tongji University
Shanghai Shi, China
Patent: 7
Central South University
Hunan Sheng, China
Patent: 7
Chongqing Jiaotong University
Chongqing Shi, China
Patent: 7
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 6
Chang'an University
Shaanxi Sheng, China
Patent: 5
Qingdao University of Technology
Shandong Sheng, China
Patent: 5
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 5
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