Patents by Inventor Johannes Krol

Johannes Krol 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).

  • Ball game apparatus and resetting device for applying therein
    Publication number: 20060105848
    Abstract: A ball game apparatus comprising a delivery lane (3) for allowing a ball path between a delivery area and a target area (2). In the target area there is disposed at least one target element (10) to be struck by a game ball. A resetting device (1) is provided to place one or more target elements in a starting position or remove them from the target area. On the resetting device is a message generator (40) which is able and adapted to present a message to a player in association with the resetting device coming into operation.
    Type: Application
    Filed: November 24, 2004
    Publication date: May 18, 2006
    Inventor: Johannes Krol