With the analysis among 1,742 patents, we discovered top 157 key players by total patent application. Matsushita Electronics Corp., Sony Group Corp., TOSHIBA Corp. are dominant in this area. They take 18.89% of the total patent filing.
Osaka-fu, Japan
Patent: 127
Tokyo-to, Japan
Patent: 108
Tokyo-to, Japan
Patent: 94
California, United States
Patent: 72
Tokyo-to, Japan
Patent: 69
Kanagawa-ken, Japan
Patent: 65
Tokyo-to, Japan
Patent: 59
Noord-Holland, Netherlands
Patent: 59
California, United States
Patent: 58
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With the analysis among 13 patents, we discovered top 3 universities and scientific research institutions by total patent application.
Shaanxi Sheng, China
Patent: 1