ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,376,719, issued on Aug. 5, was assigned to LG Electronics Inc. (Seoul, South Korea).
"Vacuum cleaner" was invented by Jong Myung Lee (Seoul, South Korea), Chi Wan Kim (Seoul, South Korea), Jin Rae Cho (Seoul, South Korea) and Jung Woo Lee (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A vacuum cleaner according to the present disclosure includes a main body and a suction nozzle. The suction nozzle includes a housing and a rotating brush. The rotating brush includes a first rotating brush, a second rotating brush, and a coupler. The coupler couples the first rotating brush and the second rotating brush so that a rotation axis of the fi...