ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,458,188, issued on Nov. 4, was assigned to SAMSUNG ELECTRONICS Co. LTD. (Suwon-si, South Korea).
"Vacuum cleaner" was invented by Youngjun Cho (Suwon-si, South Korea), Ohkyu Kwon (Suwon-si, South Korea), Jiwook Chung (Suwon-si, South Korea), Dongjin Cho (Suwon-si, South Korea), Seongtae Chu (Suwon-si, South Korea) and Hyeonwoo Tak (Suwon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A vacuum cleaner including a housing having a dust collection chamber; a main body that is movable against the housing between a first position and a second position; a rubbish removal member in the dust collection chamber; and an opening or closing device. W...