Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
January 1, 2019
Patent Application Number
15112730
Date Filed
January 20, 2015
Patent Citations Received
Patent Primary Examiner
Patent abstract
There is disclosed a technique for detecting the presence of a pointing device at an interactive surface, which interactive surface is provided with an illumination field for detecting a contact point.
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