With the analysis among 86 patents, we discovered top 32 key players by total patent application. Imperial Chemical Industries Ltd., Fujian Del Technology Co., Ltd., Allied Chemical are dominant in this area. They take 32.56% of the total patent filing.
Fujian Sheng, China
Patent: 8
Minnesota, United States
Patent: 5
Texas, United States
Patent: 4
Hebei Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 3
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With the analysis among related 27 patents applied in the last 5 years. We discover 9 most active companies in this area. The fast-growing Fujian Del Technology Co., Ltd., Purification Equipment Research Institute of CSIC, Sichuan Honghua Enterprise Co. take 55.56% of patent filing during this period.
Fujian Sheng, China
Patent: 8
Hebei Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 3
Henan Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 3
Shandong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Jilin Sheng, China
Patent: 1
With the analysis among related 27 patents in last 5 years, we discover 7 new entrants. Fujian Del Technology Co., Ltd., Purification Equipment Research Institute of CSIC, Sichuan Honghua Enterprise Co. are the most active new entrants in this area.
Fujian Sheng, China
Patent: 8
Hebei Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 3
Henan Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 3
Guangdong Sheng, China
Patent: 2
Jilin Sheng, China
Patent: 1
With the analysis among 3 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Hubei Sheng, China
Patent: 1