With the analysis among 8,760 patents, we discovered top 454 key players by total patent application. Toyobo Co., Ltd., Asahi Kasei Corp., Toray Industries, Inc. are dominant in this area. They take 6.51% of the total patent filing.
With the analysis among related 1,440 patents applied in the last 5 years. We discover 305 most active companies in this area. The fast-growing Fresenius HemoCare Beteiligungs GmbH, Tianjin Motimo Membrane Technology Co., Ltd., Repligen Corp. take 5.28% of patent filing during this period.
With the analysis among related 1,440 patents in last 5 years, we discover 161 new entrants. Heraeus Quarzglas GmbH & Co. KG, Desiccant Technology Corp., Saudi Arabian Oil Co. are the most active new entrants in this area.
With the analysis among 1,028 patents, we discovered top 187 universities and scientific research institutions by total patent application. Tianjin Polytechnic University, Zhejiang University, Nanjing University of Technology are dominant in this area. They take 11.67% of the total patent filing.