With the analysis among 68 patents, we discovered top 21 key players by total patent application. TOSHIBA Corp., Mitsubishi Electric Corp., NEC Corp. are dominant in this area. They take 51.47% of the total patent filing.
Tokyo-to, Japan
Patent: 21
Chiba-ken, Japan
Patent: 5
Yamanashi-ken, Japan
Patent: 5
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With the analysis among 2 patents, we discovered top 1 universities and scientific research institutions by total patent application.