With the analysis among 2,172 patents, we discovered top 482 key players by total patent application. China Railway No. 3 Engineering Group Co., Ltd., Shape Corp., China Railway Siyuan Survey & Design Group Co., Ltd. are dominant in this area. They take 6.63% of the total patent filing.
China Railway No. 3 Engineering Group Co., Ltd.
Shanxi Sheng, China
Patent: 58
Michigan, United States
Patent: 43
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 43
China Railway 12th Bureau Group Co., Ltd.
Shanxi Sheng, China
Patent: 37
China Railway Third Bureau Group Sixth Engineering Co Ltd.
Shanxi Sheng, China
Patent: 26
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 26
DH Technologies Development Pte Ltd.
Central Singapore, Singapore
Patent: 25
China Railway 11th Bureau Group Corp., Ltd.
Hubei Sheng, China
Patent: 24
Third Construction Engineering Co., Ltd. of China Const
Tianjin Shi, China
Patent: 23
China Railway Sixth Group Co. Ltd.
Beijing Shi, China
Patent: 22
With the analysis among 5 patents, we discovered top 3 start-ups by total patent application.
California, United States
Patent: 2
California, United States
Patent: 1
With the analysis among related 1,231 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Railway No. 3 Engineering Group Co., Ltd., China Railway 12th Bureau Group Co., Ltd., China Railway Siyuan Survey & Design Group Co., Ltd. take 5.69% of patent filing during this period.
China Railway No. 3 Engineering Group Co., Ltd.
Shanxi Sheng, China
Patent: 30
China Railway 12th Bureau Group Co., Ltd.
Shanxi Sheng, China
Patent: 20
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 20
Shanghai Civil Engineering Co., Ltd. of CREC
Shanghai Shi, China
Patent: 18
China Railway 11th Bureau Group Corp., Ltd.
Hubei Sheng, China
Patent: 18
China Railway Fourth Bureau Group Co., Ltd.
Anhui Sheng, China
Patent: 17
China Railway Seventh Group Co. Ltd.
Henan Sheng, China
Patent: 17
China Railway Wuju (Group) No. 4 Engineering Co. Ltd.
Guangdong Sheng, China
Patent: 17
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 16
China Railway Design Group Co., Ltd.
Tianjin Shi, China
Patent: 16
With the analysis among related 1,231 patents in last 5 years, we discover 354 new entrants. No. 1 Engineering Co. Ltd. of CR11BG, Gansu Province Transportation Planning Survey & Design Inst, Cccc Four Public Bureau Second Engineering Co. Ltd. are the most active new entrants in this area.
No. 1 Engineering Co. Ltd. of CR11BG
Hubei Sheng, China
Patent: 14
Gansu Province Transportation Planning Survey & Design Inst
Gansu Sheng, China
Patent: 12
Cccc Four Public Bureau Second Engineering Co. Ltd.
Shaanxi Sheng, China
Patent: 11
China Railway Beijing Engineering Group Co., Ltd.
Beijing Shi, China
Patent: 9
China Railway 15th Bureau Group Co., Ltd.
Shanghai Shi, China
Patent: 8
China Railway Bridge Bureau Seventh Engineering Co., Ltd.
Hubei Sheng, China
Patent: 8
Huawei Technologies Co., Ltd.
Guangdong Sheng, China
Patent: 7
CCCC Third Harbor Engineering Co., Ltd.
Shanghai Shi, China
Patent: 7
Hunan China Railway Wuxin Formwork Engineering Service Co., Ltd.
Hunan Sheng, China
Patent: 6
Cccc East China Engineering Co Ltd.
Shanghai Shi, China
Patent: 6
With the analysis among 408 patents, we discovered top 94 universities and scientific research institutions by total patent application. Fuzhou University, Shijiazhuang Tiedao University, Northeast Forestry University are dominant in this area. They take 11.76% of the total patent filing.
Fujian Sheng, China
Patent: 19
Shijiazhuang Tiedao University
Hebei Sheng, China
Patent: 15
Northeast Forestry University
Heilongjiang Sheng, China
Patent: 14
Jiangsu Sheng, China
Patent: 13
Beijing University of Technology
Beijing Shi, China
Patent: 12
Hunan Sheng, China
Patent: 12
Manitoba, Canada
Patent: 9
Shanghai Shi, China
Patent: 9
Wuhan University of Technology
Hubei Sheng, China
Patent: 9
The Rockefeller University
New York, United States
Patent: 7