Lifen Tan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
Abstract: A blower featuring a hollow casing, a centrifugal fan, a fragrance cartridge, and an air intake grille. The casing has an air inlet and outlet. The centrifugal fan is housed within the casing and contains a rotational motor and a impeller. The impeller is coupled to a motor axle. The air intake grille is housed at the air inlet and can provide a housing for the fragrance cartridge. The fragrance cartridge is removable and can be fixed to the grille by inserting it into the impeller along the axial plane. The blower is easy to use and is able to diffuse fragrances quickly, creating a fragrant atmosphere while promoting air flow.
Abstract: A blower featuring a hollow casing, a centrifugal fan, a fragrance cartridge, and an air intake grille. The casing has an air inlet and outlet. The centrifugal fan is housed within the casing and contains a rotational motor and a impeller. The impeller is coupled to a motor axle. The air intake grille is housed at the air inlet and can provide a housing for the fragrance cartridge. The fragrance cartridge is removable and can be fixed to the grille by inserting it into the impeller along the axial plane. The blower is easy to use and is able to diffuse fragrances quickly, creating a fragrant atmosphere whilst promoting air flow.