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.
Imperial Chemical Industries Ltd.
Fujian Del Technology Co., Ltd.
Fujian Sheng, China
Patent: 8
Minnesota, United States
Patent: 5
Occidental Chemical Corp.
Texas, United States
Patent: 4
Purification Equipment Research Institute of CSIC
Hebei Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 3
Sichuan Honghua Enterprise Co.
Sichuan Sheng, China
Patent: 3
Ouzhong Electronic Materials (Chongqing) Co., Ltd.
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 Del Technology Co., Ltd.
Fujian Sheng, China
Patent: 8
Purification Equipment Research Institute of CSIC
Hebei Sheng, China
Patent: 4
Sichuan Honghua Enterprise Co.
Sichuan Sheng, China
Patent: 3
Hebi Derui Technology Co., Ltd.
Henan Sheng, China
Patent: 3
Ouzhong Electronic Materials (Chongqing) Co., Ltd.
Chongqing Shi, China
Patent: 3
Shandong Sheng, China
Patent: 2
Guangdong Huate Gas Co., Ltd.
Guangdong Sheng, China
Patent: 2
Jilin Tongxin Thermal Power Group Co., Ltd.
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 Del Technology Co., Ltd.
Fujian Sheng, China
Patent: 8
Purification Equipment Research Institute of CSIC
Hebei Sheng, China
Patent: 4
Sichuan Honghua Enterprise Co.
Sichuan Sheng, China
Patent: 3
Hebi Derui Technology Co., Ltd.
Henan Sheng, China
Patent: 3
Ouzhong Electronic Materials (Chongqing) Co., Ltd.
Chongqing Shi, China
Patent: 3
Guangdong Huate Gas Co., Ltd.
Guangdong Sheng, China
Patent: 2
Jilin Tongxin Thermal Power Group Co., Ltd.
Jilin Sheng, China
Patent: 1
With the analysis among 3 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Wuhan Institute of Technology
Hubei Sheng, China
Patent: 1