Patents by Inventor Wei Y. Chao

Wei Y. Chao 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).

  • Foldable bag with roller mechanism
    Patent number: 5152440
    Abstract: A foldable bag 31 for storing items in an automobile comprises a roller assembly 19 for extending and retracting purpose, suction cups 10 and supporting brackets 11 12 for attaching, a roller tightener 29, an extension web 30, a bag 31 which can be folded in compacted form, an opening and closing frame 32 33 34, and rigid back panel 38 covered with soft vinyl and upon which an elastic band 39 is hung for additional attachment.
    Type: Grant
    Filed: May 31, 1990
    Date of Patent: October 6, 1992
    Inventor: Wei Y. Chao