ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,730,366, issued on Sept. 8, was assigned to Coretronic Corp. (Hsin-Chu, Taiwan).

"Projection device" was invented by Chia-Cheng Wu (Hsin-Chu, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A disclosure includes a shell, a first heat source, a second heat source, a first porous heat dissipation element, a second porous heat dissipation element and a guide pipe. The shell has a first ventilation opening and a second ventilation opening. The first porous heat dissipation element is connected to the first heat source and opposite to the first ventilation opening. The second porous heat dissipation element is connected to the second heat source and op...