Patents by Inventor Erick ZHANG

Erick ZHANG 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).

  • AGITATOR FOR A SURFACE TREATMENT APPARATUS AND A SURFACE TREATMENT APPARATUS HAVING THE SAME
    Publication number: 20220354324
    Abstract: An agitator for a vacuum cleaner includes an agitator body and a resiliently deformable flap. The resiliently deformable flap includes a front face, a rear face, and one or more protrusions extending outwardly from the front face. An agitator for a vacuum cleaner includes an agitator body and a bristle strip and/or a plurality of tufts arranged in one or more rows along the agitator body. The bristle strip and/or a plurality of tufts includes a first bristle group including a plurality of nylon bristles and at least a second bristle group including a plurality of para-aramid bristles.
    Type: Application
    Filed: July 20, 2022
    Publication date: November 10, 2022
    Inventors: Max P. LACOMA, Devan SCHAPPLER, Xavier F. CULLERE, Street BARNETT, Ryan COPELAND, Peter LIU, Ian LIU, Erick ZHANG