Patents by Inventor Wing Yee W. Chan

Wing Yee W. Chan 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).

  • Patent number: 6745419
    Abstract: The quilted-top featherbed includes a conventional featherbed, which is adapted and arranged to lie on top of a conventional bed mattress and is filled with feathers. A quilted-top member is secured around the periphery thereof to the featherbed, wherein the top member comprises successive layers of woven fabric, polyester batting and nonwoven fabric, the three layers being secured together by a quilted stitching pattern.
    Type: Grant
    Filed: December 29, 1999
    Date of Patent: June 8, 2004
    Assignee: Pacific Coast Feather Company
    Inventors: Juliette M. Delfs, Wing Yee W. Chan
  • Patent number: 6301730
    Abstract: The high loft comforter includes a lower tick portion and an upper tick portion of material, the upper tick portion comprising a plurality of squares arranged and sewn together and then to the lower tick portion, forming rows and columns thereof. Each square has a pleat at each corner thereof, so that when the squares are sewn together and to the lower tick portion, rows and columns of box-like volumes are defined, with approximately straight side portions. Each box volume contains a selected volume of fill, thus providing a high loft, puffy arrangement for the comforter.
    Type: Grant
    Filed: December 29, 1999
    Date of Patent: October 16, 2001
    Assignee: Pacific Coast Feather Company
    Inventors: Juliette M. Delfs, Wing Yee W. Chan