With the analysis among 71 patents, we discovered top 20 key players by total patent application. VoiceAge Corp., Polycom, Inc., ZTE Corp. are dominant in this area. They take 38.03% of the total patent filing.
California, United States
Patent: 7
Guangdong Sheng, China
Patent: 6
California, United States
Patent: 6
Telefonaktiebolaget LM Ericsson
Jakarta Raya, Indonesia
Patent: 4
Noord-Holland, Netherlands
Patent: 3
Guangdong Sheng, China
Patent: 3
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With the analysis among related 2 patents applied in the last 5 years. We discover 1 most active companies in this area.
With the analysis among related 2 patents in last 5 years, we discover 1 new entrants.
With the analysis among 2 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Shaanxi Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1