Patents by Inventor Ronald P. Leyva

Ronald P. Leyva 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).

  • Patent number: 7264542
    Abstract: A method and system are disclosed. The system may include a device for sharpening a convex edge on the blade of a knife. The device may include a resilient material and a plurality of abrasive sheets of varying grit values. Each abrasive sheet may be removably attachable to a top of the resilient material. The method may include placing the blade against the abrasive surface at a small angle with a first side of an edge to be sharpened of the blade contacting the abrasive surface and a spine of the blade elevated above the abrasive surface, applying a downward force on the blade causing the edge to be sharpened to compress the resilient abrasive surface, and moving the first side of the edge to be sharpened along the abrasive surface in the direction of the spine.
    Type: Grant
    Filed: February 28, 2006
    Date of Patent: September 4, 2007
    Inventor: Ronald P. Leyva