Patents by Inventor Yu Lie Qin

Yu Lie Qin 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).

  • Filter material and process for producing same
    Patent number: 7972458
    Abstract: A filter material and process for producing a filter material, which may be used as a vacuum cleaner bag or a household air filter, are provided. Embodiments of the filter material comprise a porous substrate comprising a plurality of recycled fibers bound together by an adhesive. Embodiments of the process comprise arranging a plurality of fibers to form a layer; providing an amount of an adhesive to the fibers such that when the adhesive has cured, the layer is porous; and curing the adhesive.
    Type: Grant
    Filed: March 10, 2008
    Date of Patent: July 5, 2011
    Assignee: UV Corporation
    Inventors: Phillip Nauta, Yu Lie Qin
  • FILTER MATERIAL AND PROCESS FOR PRODUCING SAME
    Publication number: 20090223190
    Abstract: A filter material and process for producing a filter material, which may be used as a vacuum cleaner bag or a household air filter, are provided. Embodiments of the filter material comprise a porous substrate comprising a plurality of recycled fibers bound together by an adhesive. Embodiments of the process comprise arranging a plurality of fibers to form a layer; providing an amount of an adhesive to the fibres such that when the adhesive has cured, the layer is porous; and curing the adhesive.
    Type: Application
    Filed: March 10, 2008
    Publication date: September 10, 2009
    Applicant: UV CORPORATION
    Inventors: Phillip Nauta, Yu Lie Qin