With the analysis among 34 patents, we discovered top 15 key players by total patent application. Sumitomo Electric Industries Ltd., Tokuyama Corp., Fujitsu Ltd. are dominant in this area. They take 67.65% of the total patent filing.
Osaka-fu, Japan
Patent: 16
Tennessee, United States
Patent: 1
Fukui-ken, Japan
Patent: 1
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With the analysis among 4 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Shandong Sheng, China
Patent: 2
Jilin Sheng, China
Patent: 1