ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,446,739, issued on Oct. 21, was assigned to Omachron Intellectual Property Inc. (Hampton, Canada).
"Hand vacuum cleaner" was invented by Wayne Ernest Conrad (Hampton, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hand vacuum cleaner having a main body and a cyclonic air treatment stage wherein the pre-motor filter has an outer perimeter defining a volume and the cyclone axis and the motor axis each extend through a central portion of the volume and wherein the post-motor filter has a curved outer perimeter that defines a volume, the volume has a radially inner central portion and the cyclone axis and the motor axis each extend through the cent...