With the analysis among 423 patents, we discovered top 349 key players by total patent application. Beijing Sound Environmental Engineering Co. Ltd., Beijing Epure International Water Co., Ltd., State Grid Corp. of China are dominant in this area. They take 5.20% of the total patent filing.
Beijing Shi, China
Patent: 9
Beijing Shi, China
Patent: 7
Beijing Shi, China
Patent: 6
Jiangsu Sheng, China
Patent: 6
Beijing Shi, China
Patent: 5
Anhui Sheng, China
Patent: 3
Guangxi Xinrong Zhongchuang Environmental Protection Equipment Manufacturing Co., Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 3
Nei Mongol Zizhiqu, China
Patent: 3
Chongqing Shi, China
Patent: 3
Hunan Sheng, China
Patent: 3
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With the analysis among related 153 patents applied in the last 5 years. We discover 104 most active companies in this area. The fast-growing Beijing University of Technology, Jiangsu Yihuan Group Co. Ltd., Chinese Academy of Sciences, Chengdu Institute of Mountain Hazards and Environment, Ministry of Water Resources take 15.69% of patent filing during this period.
Beijing Shi, China
Patent: 15
Jiangsu Sheng, China
Patent: 6
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Patent: 3
Anhui Sheng, China
Patent: 2
Liaoning Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Gansu Sheng, China
Patent: 2
Hebei Sheng, China
Patent: 1
With the analysis among related 153 patents in last 5 years, we discover 89 new entrants. Jiangsu Yihuan Group Co. Ltd., Zhejiang Huali Environmental Technology Co., Ltd., Anhui Cisco Environmental System Engineering Technology Co., Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Liaoning Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2
Hebei Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Guizhou Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
With the analysis among 232 patents, we discovered top 72 universities and scientific research institutions by total patent application. Beijing University of Technology, Chongqing University, Tongji University are dominant in this area. They take 23.28% of the total patent filing.
Beijing Shi, China
Patent: 31
Chongqing Shi, China
Patent: 12
Shanghai Shi, China
Patent: 11
Gansu Sheng, China
Patent: 7
Beijing Shi, China
Patent: 6
Guangdong Sheng, China
Patent: 5
Yunnan Sheng, China
Patent: 5
Shaanxi Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 4
Chongqing Shi, China
Patent: 4