ALEXANDRIA, Va., March 12 -- United States Patent no. 12,249,949, issued on March 11, was assigned to Sunmodo Corp. (Vancouver, Wash.).

"Railless mounting system and devices for attaching solar modules to roofs" was invented by Roland Jasmin (Vancouver, Wash.), Steve Mumma (Oregon City, Ore.) and Jun Liu (Camas, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Devices, systems, and methods for attaching solar modules to roofs. The devices may include a module hook clamp with a clamp body with clamp body arms extending upward from a clamp body base. The clamp body arms may include downward-facing hooks that engage a portion of the solar module's return flange and the outward-facing surface of the solar mo...