With the analysis among 6,732 patents, we discovered top 447 key players by total patent application. Asahi Kasei Corp., Mitsui Chemistry Joint-stock Co., Teijin Ltd. are dominant in this area. They take 4.38% of the total patent filing.
With the analysis among related 2,134 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Jiangnan University, Valiant Co., Ltd., China Petroleum & Chemical Corp. take 2.20% of patent filing during this period.
With the analysis among related 2,134 patents in last 5 years, we discover 260 new entrants. Hanmi Pharmaceutical Co., Ltd., Anhui Normal University, Jiangsu Normal University are the most active new entrants in this area.
With the analysis among 1,768 patents, we discovered top 323 universities and scientific research institutions by total patent application. Jiangnan University, Beijing University of Chemical Technology, Zhejiang University are dominant in this area. They take 7.13% of the total patent filing.