With the analysis among 36 patents, we discovered top 20 key players by total patent application. Checkmate UK Ltd., LG Electronics, Inc., Advanced Design Corp. are dominant in this area. They take 27.78% of the total patent filing.
Kent, United Kingdom
Patent: 4
Virginia, United States
Patent: 3
Gyeonggi-do, South Korea
Patent: 2
Syddanmark, Denmark
Patent: 2
Washington, United States
Patent: 2
New York, United States
Patent: 1
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