Patents by Inventor Kenneth Man Kin Wong

Kenneth Man Kin Wong 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: 6199229
    Abstract: This invention provides a collapsible and foldable structure suitable for use by infants as a play area for both indoor and, in particular, outdoor use. The invention incorporates the use of flexible loops of material which may be deformed into a plurality of concentrated loops when in the collapsed state for easy transportation and storage. A sheet of material may be attached on which the infant may lie and includes a raised member extending over the sheet to which a further cover may be attached and/or used for hanging items for the child's amusement or entertainment.
    Type: Grant
    Filed: October 30, 1998
    Date of Patent: March 13, 2001
    Assignee: Bo Kon Enterprises, Ltd.
    Inventor: Kenneth Man Kin Wong