Patents by Inventor Ung L. Lee

Ung L. Lee 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).

  • Inflatable container
    Patent number: 5314250
    Abstract: An inflatable container includes a plurality of vertical air conduits, a horizontal air conduit, and a one-way valve. A self-adhesive material may be formed on the container whereby upon inflating the container, the container self-stands and can be adhered to a wall or table.
    Type: Grant
    Filed: May 18, 1993
    Date of Patent: May 24, 1994
    Inventor: Ung L. Lee
  • Reversible rake
    Patent number: 4644740
    Abstract: A reversible rake having an elongated handle member for raking leaves and grass clippings which may be adapted to being pushed along the ground on a bearing member or is reversed and used in a more conventional pulling mode. The rake includes a transverse member having a plurality of raking tines. One side of the tines may be replaced by a snow removal, scraping member.
    Type: Grant
    Filed: February 26, 1985
    Date of Patent: February 24, 1987
    Inventor: Ung L. Lee