With the analysis among 124 patents, we discovered top 84 key players by total patent application. Toppan, Inc., Jagenberg AG, Mitsubishi Materials Corp. are dominant in this area. They take 8.87% of the total patent filing.
Nordrhein-Westfalen, Germany
Patent: 4
Gansu Sheng, China
Patent: 3
Missouri, United States
Patent: 2
Aichi-ken, Japan
Patent: 2
Kanagawa-ken, Japan
Patent: 2
Hiroshima-ken, Japan
Patent: 2
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