With the analysis among 78 patents, we discovered top 43 key players by total patent application. Nokia Technologies Oy, Matsushita Electronics Corp., TOSHIBA Corp. are dominant in this area. They take 20.51% of the total patent filing.
Missouri, United States
Patent: 3
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With the analysis among related 2 patents applied in the last 5 years. We discover 2 most active companies in this area.
California, United States
Patent: 1
With the analysis among related 2 patents in last 5 years, we discover 2 new entrants.
California, United States
Patent: 1
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