With the analysis among 218 patents, we discovered top 53 key players by total patent application. 3M Co., Bayer AG, Phillips Petroleum Co. are dominant in this area. They take 42.20% of the total patent filing.
Minnesota, United States
Patent: 46
Nordrhein-Westfalen, Germany
Patent: 30
Oklahoma, United States
Patent: 16
Minnesota, United States
Patent: 14
Hebei Sheng, China
Patent: 9
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With the analysis among related 22 patents applied in the last 5 years. We discover 14 most active companies in this area. The fast-growing Purification Equipment Research Institute of CSIC, Shandong Dongyue Polymer Material Co. Ltd., Regents of the University of California take 59.09% of patent filing during this period.
Hebei Sheng, China
Patent: 8
Shandong Sheng, China
Patent: 3
California, United States
Patent: 2
Gansu Sheng, China
Patent: 1
Fujian Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
Zhejiang Quzhou Jiancheng Silicone Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Jiangxi Sheng, China
Patent: 1
Henan Sheng, China
Patent: 1
With the analysis among related 22 patents in last 5 years, we discover 10 new entrants. Shandong Dongyue Polymer Material Co. Ltd., Lanzhou University, Fujian Longde New Energy Co., Ltd. are the most active new entrants in this area.
Shandong Sheng, China
Patent: 3
Gansu Sheng, China
Patent: 1
Fujian Sheng, China
Patent: 1
Zhejiang Quzhou Jiancheng Silicone Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Jiangxi Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Shijiazhuang Poly Agricultural Chemical Co., Ltd.
Hebei Sheng, China
Patent: 1
Gansu Jingbang Environmental Protection Technology Co., Ltd.
Gansu Sheng, China
Patent: 1
Chiba-ken, Japan
Patent: 1
With the analysis among 18 patents, we discovered top 4 universities and scientific research institutions by total patent application. Tokyo Institute of Technology, Lanzhou University, Shibaura Institute of Technology are dominant in this area. They take 50.00% of the total patent filing.
Tokyo Institute of Technology
Gansu Sheng, China
Patent: 1
Chiba-ken, Japan
Patent: 1
Jiangsu Sheng, China
Patent: 1