Patent ID: 9329726
Filing Date: 2016-05-03
CPC Classification: C09D,G06F,G06K

Claim Text:
1. A touch-sensitive display device, comprising: a frame structure; a first panel mounted on the frame structure and configured to display information from an electronic device; a transparent second panel detachably secured to the first panel and configured to cover the first panel; at least one ultraviolet or near ultraviolet light unit mounted on a front surface of the frame structure adjacent to the first panel such that when the transparent second panel is detachably secured to the first panel, the transparent second panel covers the at least one ultraviolet or near ultraviolet light unit, the at least one ultraviolet or near ultraviolet light unit configured to provide UV light to an edge of the transparent second panel; and a camera mounted behind the first and second panels configured to capture an image taken through the first and second panels of fluorescent markings made on the transparent second panel.