Patents by Inventor Ron Gschwandtner

Ron Gschwandtner 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).

  • Credit card with magnifying lens formed with a radiation-curable resin
    Patent number: 5856661
    Abstract: A financial transaction card for reading externally stored information includes a transparent, substantially non-foldable rigid base and a strip for carrying machine readable information. The rigid base comprises a magnifying lens. The lens is formed by machining a shallow cavity in the rigid base; partially filling the cavity with a radiation curable liquid resin; impressing a lens pattern on the surface of the resin with a die; and exposing the resin to radiation of sufficient intensity to cure the resin.
    Type: Grant
    Filed: November 27, 1996
    Date of Patent: January 5, 1999
    Assignee: Universal Magnifier LLC
    Inventors: Alan Finkelstein, Ron Gschwandtner