Patents by Inventor Yung-Hwa Chen

Yung-Hwa 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).

  • Soft warning strip
    Publication number: 20060044824
    Abstract: A soft warning strip comprising a luminous element, a soft luminous strip and a cover can be installed on the surface of many articles with warning function; the cover wraps the soft luminous strip externally, several printed reflective spots are on the surface of the cover; the luminous element is installed on one or both sides of the soft luminous strip. The luminous element emits light into the soft luminous strip; the reflective spots on the cover reflect the light to have the soft luminous strip glows without reflection from external light sources.
    Type: Application
    Filed: August 24, 2004
    Publication date: March 2, 2006
    Inventor: Yung-Hwa Chen