With the analysis among 165 patents, we discovered top 99 key players by total patent application. Hunan Qinsen Hi Tech New Materials Co., Ltd, Vontron Technology Co., Ltd., Suntar Membrane Technology (Xiamen) Co., Ltd. are dominant in this area. They take 6.06% of the total patent filing.
Hunan Sheng, China
Patent: 4
Guizhou Sheng, China
Patent: 3
Fujian Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Gansu Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Fujian Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
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With the analysis among related 234 patents applied in the last 5 years. We discover 184 most active companies in this area. The fast-growing Tiangong University, Hunan Qinsen Hi Tech New Materials Co., Ltd, Beijing University of Technology take 5.56% of patent filing during this period.
Tianjin Shi, China
Patent: 5
Hunan Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Heilongjiang Sheng, China
Patent: 3
Guizhou Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Research Center For Eco-Environmental Sciences
Beijing Shi, China
Patent: 3
Gansu Sheng, China
Patent: 3
With the analysis among related 234 patents in last 5 years, we discover 178 new entrants. Tiangong University, Hunan Qinsen Hi Tech New Materials Co., Ltd, Beijing University of Technology are the most active new entrants in this area.
Tianjin Shi, China
Patent: 5
Hunan Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Heilongjiang Sheng, China
Patent: 3
Guizhou Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Research Center For Eco-Environmental Sciences
Beijing Shi, China
Patent: 3
Gansu Sheng, China
Patent: 3
With the analysis among 105 patents, we discovered top 61 universities and scientific research institutions by total patent application. Tiangong University, Beijing University of Technology, Nanjing University are dominant in this area. They take 12.38% of the total patent filing.
Tianjin Shi, China
Patent: 5
Beijing Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
Heilongjiang Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 2