With the analysis among 55 patents, we discovered top 50 key players by total patent application. Bengbu Capital Filter Co., Ltd., Xi'an Tianhou Filtration Technology Co., Ltd., State Grid Corp. of China are dominant in this area. They take 16.36% of the total patent filing.
Anhui Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Fujian Sheng, China
Patent: 1
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With the analysis among related 24 patents applied in the last 5 years. We discover 24 most active companies in this area. The fast-growing Hohai University, Nanjing Institute of Technology, Sichuan Shunrui Environmental Technology Co., Ltd. take 20.83% of patent filing during this period.
Jiangsu Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Guangdong Xinguo Environmental Protection Technology Co., Ltd.
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
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Patent: 1
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Patent: 1
Chongqing Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
With the analysis among related 24 patents in last 5 years, we discover 23 new entrants. Nanjing Institute of Technology, Sichuan Shunrui Environmental Technology Co., Ltd., Guangdong Xinguo Environmental Protection Technology Co., Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Guangdong Xinguo Environmental Protection Technology Co., Ltd.
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
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Patent: 1
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Patent: 1
Chongqing Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among 22 patents, we discovered top 8 universities and scientific research institutions by total patent application. Hohai University, Sun Yat-Sen University, Shandong University are dominant in this area. They take 36.36% of the total patent filing.
Jiangsu Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Xinjiang Uygur Zizhiqu, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Chongqing Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1