With the analysis among 122 patents, we discovered top 37 key players by total patent application. Sony Group Corp., Toa, Inc., QUALCOMM, Inc. are dominant in this area. They take 25.41% of the total patent filing.
Tokyo-to, Japan
Patent: 12
Hokkaido, Japan
Patent: 10
California, United States
Patent: 9
California, United States
Patent: 7
Aichi-ken, Japan
Patent: 6
Kanagawa-ken, Japan
Patent: 5
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With the analysis among 4 patents, we discovered top 3 universities and scientific research institutions by total patent application.
Tianjin Shi, China
Patent: 2
Kanagawa-ken, Japan
Patent: 1
Beijing Shi, China
Patent: 1