With the analysis among 351 patents, we discovered top 113 key players by total patent application. NEC Corp., Kyocera Corp., Matsushita Electronics Corp. are dominant in this area. They take 17.09% of the total patent filing.
Tokyo-to, Japan
Patent: 24
Kyoto-fu, Japan
Patent: 19
Osaka-fu, Japan
Patent: 17
Tokyo-to, Japan
Patent: 16
Tokyo-to, Japan
Patent: 11
Kanagawa-ken, Japan
Patent: 11
Tokyo-to, Japan
Patent: 10
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With the analysis among 4 patents, we discovered top 3 universities and scientific research institutions by total patent application.
Zhejiang Sheng, China
Patent: 1
Guangxi Zhuangzu Zizhiqu, China
Patent: 1
Zhejiang Sheng, China
Patent: 1