US Patent 11566428 Gutter guard with girder

A gutter guard device is described, comprising: a bridge member composed of a sheet or micro-mesh decking material having a plurality of orifices, and having a roof side and an opposing gutter lip side; at least one girder spanning a bottom surface of the bridge member from a proximal end of the bridge member's roof side to a proximal end of the bridge member's gutter lip side; a roof attachment member attached to an end section of the roof side of the bridge member and configured to attach to a roof; and a gutter attachment member attached to an end section of the gutter lip side of the bridge member and configured to attach to a gutter lip, wherein the device is self-supporting.