With the analysis among 170 patents, we discovered top 140 key players by total patent application. Wuhan Shengyu Drainage System Co., Ltd., North China Municipal Engineering Design & Research Institute, Shanghai Municipal Engineering Design Inst (Group) Co., Ltd. are dominant in this area. They take 8.82% of the total patent filing.
Hubei Sheng, China
Patent: 8
Tianjin Shi, China
Patent: 4
Shanghai Shi, China
Patent: 3
Hubei Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Guizhou Sheng, China
Patent: 2
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With the analysis among related 162 patents applied in the last 5 years. We discover 127 most active companies in this area. The fast-growing North China Municipal Engineering Design & Research Institute, Shanghai Municipal Engineering Design Inst (Group) Co., Ltd., Beijing Beihua Zhongqing Environmental Engineering Technology Co., Ltd. take 6.17% of patent filing during this period.
Tianjin Shi, China
Patent: 4
Shanghai Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
With the analysis among related 162 patents in last 5 years, we discover 123 new entrants. North China Municipal Engineering Design & Research Institute, Shanghai Municipal Engineering Design Inst (Group) Co., Ltd., Beijing Beihua Zhongqing Environmental Engineering Technology Co., Ltd. are the most active new entrants in this area.
Tianjin Shi, China
Patent: 4
Shanghai Shi, China
Patent: 3
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
With the analysis among 51 patents, we discovered top 19 universities and scientific research institutions by total patent application. University of South Australia, Hohai University, Yangzhou University are dominant in this area. They take 29.41% of the total patent filing.
South Australia, Australia
Patent: 7
Jiangsu Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 2
Hubei Sheng, China
Patent: 1
Guizhou Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Liaoning Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1