With the analysis among 494 patents, we discovered top 417 key players by total patent application. Nokia Unterhaltungselektronik GmbH, Shaoxing Kunte Environmental Protection Technology Co., Ltd., Zhejiang Dongou Filter Manufacturing Co., Ltd. are dominant in this area. They take 4.25% of the total patent filing.
Shaoxing Kunte Environmental Protection Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 7
Fukushima-ken, Japan
Patent: 5
Zhejiang Sheng, China
Patent: 5
Asian Membrane (Nantong) Co., Ltd.
Jiangsu Sheng, China
Patent: 4
Massachusetts, United States
Patent: 3
Hebei Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
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With the analysis among related 306 patents applied in the last 5 years. We discover 250 most active companies in this area. The fast-growing Shaoxing Kunte Environmental Protection Technology Co., Ltd., Hangzhou Tianze Purification Technology Co., Ltd., Zhejiang Dongou Filter Manufacturing Co., Ltd. take 4.90% of patent filing during this period.
Shaoxing Kunte Environmental Protection Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 5
Zhejiang Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 3
Hebei Sheng, China
Patent: 3
Massachusetts, United States
Patent: 3
Shanghai Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
With the analysis among related 306 patents in last 5 years, we discover 247 new entrants. Shaoxing Kunte Environmental Protection Technology Co., Ltd., Hangzhou Tianze Purification Technology Co., Ltd., Suzhou Weikes Electric Co., Ltd. are the most active new entrants in this area.
Shaoxing Kunte Environmental Protection Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 3
Hebei Sheng, China
Patent: 3
Massachusetts, United States
Patent: 3
Shanghai Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
With the analysis among 123 patents, we discovered top 55 universities and scientific research institutions by total patent application. Harbin Institute of Technology, Tongji University, Qingdao University of Science & Technology are dominant in this area. They take 16.26% of the total patent filing.
Heilongjiang Sheng, China
Patent: 14
Shanghai Shi, China
Patent: 3
Shandong Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Jiangxi Sheng, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2