With the analysis among 1,960 patents, we discovered top 482 key players by total patent application. CCCC First Harbor Engineering Co., Ltd., CCCC Second Harbor Engineering Bureau Co. Ltd., China Railway Major Bridge Engineering Group Co., Ltd. are dominant in this area. They take 8.98% of the total patent filing.
Tianjin Shi, China
Patent: 74
Hubei Sheng, China
Patent: 65
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 37
Beijing Shi, China
Patent: 33
Guangdong Sheng, China
Patent: 24
Hebei Sheng, China
Patent: 22
Liaoning Sheng, China
Patent: 20
Hubei Sheng, China
Patent: 20
Anhui Sheng, China
Patent: 20
Shanghai Shi, China
Patent: 18
With the analysis among 4 patents, we discovered top 2 start-ups by total patent application.
California, United States
Patent: 3
With the analysis among related 2,173 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing CCCC First Harbor Engineering Co., Ltd., CCCC Second Harbor Engineering Bureau Co. Ltd., China Railway Major Bridge Engineering Group Co., Ltd. take 8.01% of patent filing during this period.
Tianjin Shi, China
Patent: 73
Hubei Sheng, China
Patent: 65
China Railway Major Bridge Engineering Group Co., Ltd.
Hubei Sheng, China
Patent: 36
Beijing Shi, China
Patent: 33
Hebei Sheng, China
Patent: 22
Guangdong Sheng, China
Patent: 21
Anhui Sheng, China
Patent: 20
Hubei Sheng, China
Patent: 20
Liaoning Sheng, China
Patent: 19
Guangdong Sheng, China
Patent: 18
With the analysis among related 2,173 patents in last 5 years, we discover 462 new entrants. CCCC Second Harbor Engineering Bureau Co. Ltd., Beijing Zhongyan Zhibo Technology Co., Ltd., China Communications First Navigation Bureau Fifth Engineering are the most active new entrants in this area.
Hubei Sheng, China
Patent: 65
Beijing Shi, China
Patent: 33
Hebei Sheng, China
Patent: 22
Anhui Sheng, China
Patent: 20
Hubei Sheng, China
Patent: 20
Guangdong Sheng, China
Patent: 18
Shanghai Shi, China
Patent: 18
Shanghai Shi, China
Patent: 18
Hubei Sheng, China
Patent: 17
Shandong Sheng, China
Patent: 16
With the analysis among 278 patents, we discovered top 54 universities and scientific research institutions by total patent application. Southeast University, Ludong University, Hohai University are dominant in this area. They take 19.06% of the total patent filing.
Jiangsu Sheng, China
Patent: 19
Shandong Sheng, China
Patent: 16
Jiangsu Sheng, China
Patent: 14
Tianjin Shi, China
Patent: 10
Zhejiang Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 7
Shanghai Shi, China
Patent: 6
Hubei Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 5