ALEXANDRIA, Va., March 31 -- United States Patent no. 12,588,818, issued on March 31, was assigned to 3SHAPE A/S (Kobenhavn K, Denmark).
"Detection of a movable object when 3D scanning a rigid object" was invented by Rune Fisker (Virum, Denmark), Michael Vinther (Copenhagen S, Denmark) and Henrik Ojelund (Lyngby, Denmark).
According to the abstract* released by the U.S. Patent & Trademark Office: "Detecting a movable object in a location includes providing a first 3D representation of at least part of a surface; providing a second 3D representation of at least part of the surface; determining for the first 3D representation a first excluded volume in space where no surface can be present; determining for the second 3D representation a sec...