With the analysis among 226 patents, we discovered top 91 key players by total patent application. Matsushita Electronics Corp., Siemens AG, NEC Corp. are dominant in this area. They take 16.37% of the total patent filing.
Osaka-fu, Japan
Patent: 15
Bayern, Germany
Patent: 13
Telefonaktiebolaget LM Ericsson
Taiwan Province, China
Patent: 6
Wisconsin, United States
Patent: 6
Illinois, United States
Patent: 5
Niedersachsen, Germany
Patent: 5
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With the analysis among related 4 patents applied in the last 5 years. We discover 2 most active companies in this area.
Guangdong Sheng, China
Patent: 1
Georgia, United States
Patent: 1
With the analysis among related 4 patents in last 5 years, we discover 1 new entrants.
Guangdong Sheng, China
Patent: 1
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