ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,427,448, issued on Sept. 30, was assigned to Blue Whale Screen Inc. (Gyeonggi-do, South Korea).
"Screen panel for removing debris" was invented by In Hyung Hwang (Gyeonggi-do, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Proposed is a screen panel for removing debris, the screen panel including a plurality of cylindrical support beams arranged spaced apart from each other, and a plurality of screen bars configured to intersect the plurality of support beams and coupled to the upper portions of the support beams at a predetermined distance from each other, wherein each of the screen bars includes a wedge cross-section part whose width beco...