With the analysis among 125 patents, we discovered top 43 key players by total patent application. NEC Corp., Mitsubishi Electric Corp., NTT DOCOMO, Inc. are dominant in this area. They take 57.60% of the total patent filing.
Tokyo-to, Japan
Patent: 40
Tokyo-to, Japan
Patent: 24
Toyama-ken, Japan
Patent: 3
Noord-Holland, Netherlands
Patent: 2
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With the analysis among related 4 patents applied in the last 5 years. We discover 1 most active companies in this area.
With the analysis among related 4 patents in last 5 years, we discover 1 new entrants.
With the analysis among 10 patents, we discovered top 2 universities and scientific research institutions by total patent application.