With the analysis among 31 patents, we discovered top 13 key players by total patent application. Konami Digital Entertainment Co., Ltd., American National Can Corp, Koninklijke Philips NV are dominant in this area. They take 35.48% of the total patent filing.
Illinois, United States
Patent: 3
Noord-Holland, Netherlands
Patent: 2
Minnesota, United States
Patent: 2
Kanagawa-ken, Japan
Patent: 2
Guangdong Sheng, China
Patent: 2
Massachusetts, United States
Patent: 1
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