ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,903, issued on Jan. 13, was assigned to SEOUL D&S Co. LTD (Kyeong-Gi-do, South Korea).
"Automatic cushion-attaching device" was invented by Bok Kyu Koh (Seoul, South Korea), Chul Jong Won (Seoul, South Korea), Man Sik Jo (Kyeong-gi-do, South Korea) and Sang Moo Lee (Kyeong-gi-do, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to an automatic cushion-attaching device that cuts and attaches cushions or attaches cut cushions to a cutting plate along both sides of a location at which a blade portion is placed on the cutting plate. Two or more cushions to be attached are automatically attached to the cutting pla...