Search results for “Bridge maintenance” companies
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Key Players
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Innovation Intensity
With the analysis among 1,106 patents, we discovered top 485 key players by total patent application. China Railway Major Bridge Engineering Group Co., Ltd., Liaoning Communication Survey & Design Institute, IHI Corp. are dominant in this area. They take 4.52% of the total patent filing.
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 19
Liaoning Sheng, China
Patent: 17
Tokyo-to, Japan
Patent: 14
Hubei Sheng, China
Patent: 14
Hubei Sheng, China
Patent: 10
Hubei Sheng, China
Patent: 9
Henan Sheng, China
Patent: 9
Shanxi Sheng, China
Patent: 8
Hubei Sheng, China
Patent: 8
Beijing Shi, China
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 1,482 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Railway Major Bridge Engineering Group Co., Ltd., Liaoning Communication Survey & Design Institute, China Railway Bridge Bureau Wuhan Bridge Special Technology Co., Ltd. take 2.83% of patent filing during this period.
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 17
Liaoning Sheng, China
Patent: 13
Hubei Sheng, China
Patent: 12
Henan Sheng, China
Patent: 9
Hubei Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 8
Hubei Sheng, China
Patent: 8
Beijing Shi, China
Patent: 7
Jiangsu Sheng, China
Patent: 6
Chongqing Shi, China
Patent: 6
New Entrants
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Innovation in recent 5 years
With the analysis among related 1,482 patents in last 5 years, we discover 459 new entrants. Henan Hantong Highway Engineering Co., Ltd., Wuhan Lixin Automation Technology Co., Ltd, CCCC Second Highway Consultants Co., Ltd. are the most active new entrants in this area.
Henan Sheng, China
Patent: 9
Hubei Sheng, China
Patent: 9
Hubei Sheng, China
Patent: 8
Beijing Shi, China
Patent: 7
Jiangsu Sheng, China
Patent: 6
Chongqing Shi, China
Patent: 6
Chongqing Shi, China
Patent: 6
Sichuan Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 6
Shanxi Sheng, China
Patent: 5
Research Institutions
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Innovation Intensity
With the analysis among 194 patents, we discovered top 69 universities and scientific research institutions by total patent application. Hohai University, Chang'an University, Zhejiang University of Technology are dominant in this area. They take 10.82% of the total patent filing.
Jiangsu Sheng, China
Patent: 9
Shaanxi Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 6
Chongqing Shi, China
Patent: 5
Fujian Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Gansu Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 4
Heilongjiang Sheng, China
Patent: 3
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