With the analysis among 5,251 patents, we discovered top 459 key players by total patent application. Olin Corp., SANYO Electric Co., Ltd., TOTO Ltd. are dominant in this area. They take 6.23% of the total patent filing.
With the analysis among related 1,892 patents applied in the last 5 years. We discover 303 most active companies in this area. The fast-growing Panasonic Intellectual Property Management Co. Ltd., University Of Jinan, Collidion take 5.71% of patent filing during this period.
With the analysis among 510 patents, we discovered top 158 universities and scientific research institutions by total patent application. University Of Jinan, Jiangsu University, Shandong University are dominant in this area. They take 10.20% of the total patent filing.