With the analysis among 56 patents, we discovered top 41 key players by total patent application. Google LLC, Sony Europe BV, Nippon Telegraph & Telephone Corp. are dominant in this area. They take 19.64% of the total patent filing.
California, United States
Patent: 4
SURREY, United Kingdom
Patent: 4
California, United States
Patent: 2
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
Beijing Shi, China
Patent: 1
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