With the analysis among 225 patents, we discovered top 34 key players by total patent application. Telefonaktiebolaget LM Ericsson, Matsushita Electronics Corp., NEC Corp. are dominant in this area. They take 52.89% of the total patent filing.
Telefonaktiebolaget LM Ericsson
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 31
Tokyo-to, Japan
Patent: 27
Texas, United States
Patent: 17
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 16
Lenovo Innovations Ltd Hong Kong
Renesas Electronics Corp.
Lucent Technologies, Inc.
New Jersey, United States
Patent: 4
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