With the analysis among 249 patents, we discovered top 55 key players by total patent application. Ciba Ltd., American Can Co., DSM IP Assets BV are dominant in this area. They take 22.89% of the total patent filing.
Pennsylvania, United States
Patent: 9
Missouri, United States
Patent: 6
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With the analysis among 3 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Sichuan Sheng, China
Patent: 1