With the analysis among 117 patents, we discovered top 29 key players by total patent application. Sony Group Corp., Hitachi Ltd., NEC Corp. are dominant in this area. They take 35.90% of the total patent filing.
Tokyo-to, Japan
Patent: 24
Matsushita Electronics Corp.
Nagano-ken, Japan
Patent: 7
Toyama-ken, Japan
Patent: 5
California, United States
Patent: 5
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With the analysis among 3 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Institute of Metal Research Chinese Academy of Sciences
Liaoning Sheng, China
Patent: 1