Patents by Inventor David Wei Chen

David Wei Chen 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).

  • Art glass birdfeeder with melted-in-glass glow-in-dark fluorescence
    Publication number: 20080102197
    Abstract: A Glow-in-dark art glass birdfeeder with melted-in-glass fluorescence is made by applying the fluorescence powder on the glass surface, and then heating the glass inside a high temperature furnace to blend the fluorescence powder with the glass. As the result, the glow-in-dark fluorescence powder can be hidden under or become part of the art glass design patterns.
    Type: Application
    Filed: April 27, 2007
    Publication date: May 1, 2008
    Inventors: David Wei Chen, Jingsheng Ren