Patents by Inventor Natthaphol WATTHANAWISUTH

Natthaphol WATTHANAWISUTH 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: 20200311359
    Abstract: The present invention relates to a method of encoding information on an information carrier, the method involving providing the information carrier with an electrically conductive pattern on a substrate, wherein the pattern is configured to have different capacitance values at different parts of the electrically conductive pattern when placed on a capacitive touchscreen, wherein information is encoded based on said different capacitance values. Also provided are information carriers, and methods of reading information from such carriers. In preferred embodiments, the pattern comprises multiple pattern elements, and one or more of the pattern elements is a multilayer structure having a lower layer and an upper layer, wherein the conductivity of the upper layer is greater than that of the lower layer.
    Type: Application
    Filed: July 5, 2018
    Publication date: October 1, 2020
    Inventors: Komkrit SAJJAANANTAKUL, Sorawit DUANGSRIPAT, Natthaphol WATTHANAWISUTH, Arunwat PROMNIMIT