US Patent 11499708 Ventilation fan with lighting and function modules

A ventilation fan includes a fan module provided in a housing attached to an opening in a ceiling, a grille support mounted under the ceiling to correspond to the opening, a lighting module having base and an LED element provided in the base and configured to project light axial and radially, a plurality of columns connecting the grill support and the base to define an inlet facing radially, and a function module provided in a holding opening of the base.