With the analysis among 147 patents, we discovered top 17 key players by total patent application. Matsushita Electronics Corp., Sony Group Corp., Koninklijke Philips NV are dominant in this area. They take 95.24% of the total patent filing.
Osaka-fu, Japan
Patent: 111
Tokyo-to, Japan
Patent: 16
Noord-Holland, Netherlands
Patent: 13
California, United States
Patent: 3
California, United States
Patent: 3
California, United States
Patent: 2
California, United States
Patent: 2
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With the analysis among 2 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Chongqing Shi, China
Patent: 1