ALEXANDRIA, Va., June 2 -- United States Patent no. 12,642,402, issued on June 2, was assigned to LG Electronics Inc. (Seoul, South Korea).

"Cleaner station, cleaner system, and control method therefor" was invented by Jaewon Jang (Seoul, South Korea), Sangik Lee (Seoul, South Korea), Kietak Hyun (Seoul, South Korea) and Hyunsup Song (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for controlling a cleaner station includes a dust bin fixation step of fixing a dust bin of a cleaner when the cleaner is coupled to a cleaner station, a door opening step of rotating a door of the cleaner station to open a dust passage hole when the dust bin is fixed, a dust collecting step of operating...