ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,269, issued on June 23, was assigned to OTOS WING Co. LTD. (Seoul, South Korea).
"Welding information providing apparatus" was invented by Sung Won Huh (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a welding information providing apparatus including a main body provided to be worn by a user, a display unit, which is arranged in the main body and includes a display for displaying a welding image to the user, a primary lens member, which is arranged on a path through which the welding image provided from the display travels, and includes a convex surface for adjusting a size of the welding image to allow the welding im...