Patents by Inventor Ching-Song Tang

Ching-Song Tang 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).

  • Publication number: 20070044350
    Abstract: This invention concerns an ironing board which comprises a substantially flat working top surface, and optionally one or more reinforcement elements, a support and a device for adjusting the height of the working top surface. The working top surface may comprise one or more layers. The support can be a steam permeable grill, or a perforated plate, or a plank comprising one or more pieces of gas impermeable substance, or a plurality of reinforcement elements attached to the reinforcing frame or a combination thereof.
    Type: Application
    Filed: August 10, 2006
    Publication date: March 1, 2007
    Inventor: Ching-Song Tang