With the analysis among 36 patents, we discovered top 23 key players by total patent application. China Railway Liuyuan Group Co., Ltd., Shanghai Construction No.2 (Group) Co., Ltd., NEC Corp. are dominant in this area. They take 22.22% of the total patent filing.
Tianjin Shi, China
Patent: 4
Shanghai Shi, China
Patent: 3
Lombardia, Italy
Patent: 1
Taiwan Province, China
Patent: 1
Georgia, United States
Patent: 1
Beijing Shi, China
Patent: 1
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With the analysis among related 19 patents applied in the last 5 years. We discover 14 most active companies in this area. The fast-growing Shanghai Construction No.2 (Group) Co., Ltd., CCCC Second Harbor Engineering Bureau Co. Ltd., China Railway Liuyuan Group Co., Ltd. take 26.32% of patent filing during this period.
Shanghai Shi, China
Patent: 3
Hubei Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Guangxi Zhuangzu Zizhiqu, China
Patent: 1
Hubei Jinrunde Environmental Protection Technology Co., Ltd.
Hubei Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Jilin Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
With the analysis among related 19 patents in last 5 years, we discover 12 new entrants. Shanghai Construction No.2 (Group) Co., Ltd., CCCC Second Harbor Engineering Bureau Co. Ltd., Jilin University are the most active new entrants in this area.
Shanghai Shi, China
Patent: 3
Hubei Sheng, China
Patent: 1
Jilin Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Guangxi Zhuangzu Zizhiqu, China
Patent: 1
Hubei Jinrunde Environmental Protection Technology Co., Ltd.
Hubei Sheng, China
Patent: 1
With the analysis among 23 patents, we discovered top 7 universities and scientific research institutions by total patent application. Xiamen University, Harbin Engineering University, University of Delaware are dominant in this area. They take 34.78% of the total patent filing.
Fujian Sheng, China
Patent: 3
Heilongjiang Sheng, China
Patent: 3
Delaware, United States
Patent: 2
Jilin Sheng, China
Patent: 1
Guangxi Zhuangzu Zizhiqu, China
Patent: 1
Hebei Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1