Patents by Inventor Chi-Feng Lai

Chi-Feng Lai 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: 20120114796
    Abstract: A method of manufacturing a porous vegetable filler for use in a foaming process mainly comprises exposing discarded coffee grounds to sunlight to a moisture content of 5%-15%; then baking the coffee grounds after solarization using a dryer at 120° C.-350° C. for 1 to 4 hours; finally grinding the baked coffee grounds to a size of less than 1000 mesh to obtain a porous vegetable filler for use in a foaming process.
    Type: Application
    Filed: November 8, 2010
    Publication date: May 10, 2012
    Inventors: Chi-Feng Lai, Yun-Tong Ou, David Wen