Patents by Inventor Stephen Wittemann

Stephen Wittemann 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).

  • REFLECTIVE MATERIALS FOR INDUSTRIAL HELMETS
    Publication number: 20150052667
    Abstract: A marking material for an industrial helmet includes a body formed of a plurality of layers. The body supports an adhesive arranged to secure the body to a bottom surface of a brim of the industrial helmet. Two or more of the layers include one or more polymeric materials. The polymeric materials may have reflective properties, heat and fire resistant properties, or combinations thereof.
    Type: Application
    Filed: August 21, 2014
    Publication date: February 26, 2015
    Inventors: Stephen Wittemann, Brenden Semigran