Patents by Inventor Lung-Fa Wu

Lung-Fa Wu 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: 20060061000
    Abstract: A method for manufacturing a two-color and two hardness EVA foamed sole, comprises: preparing a first material: choosing a side block as the first material; loading a mold: putting the side block into a cavity of a mold, and the mold is not formed with a feeding channel; preparing a second material: choosing EVA compound pallets as a second material, and the EVA compound pallets will fully fill the cavity of the mold after foaming; loading and flattening the mold: loading the EVA compound pallets in the cavity of the mold, and then flattening the EVA compound pallets, so that the EVA compound pallets are evenly distributed in the cavity of the mold; foaming the EVA compound pallets: obtaining a sole having two colors and two hardness by foaming the EVA compound pallets in the mold under known conditions.
    Type: Application
    Filed: September 22, 2004
    Publication date: March 23, 2006
    Inventors: Shih-Chien Chun, Ting-Yu Lee, Chen-Wei Huang, Lung-Fa Wu