Patents by Inventor Dino J. Rogahn

Dino J. Rogahn 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: 4741534
    Abstract: A multi-picture puzzle comprises a plurality of cubes. A portion of a picture is carried on each side of the cube. Each cube has a spherical chamber therein. A ball is freely movable within the chamber and forms a magnetic relationship with a tray upon which each of the cubes is placed thus removably securing the cubes in place. Such cubes may be used as status indicators for indicating the existence of one of a plurality of conditions.
    Type: Grant
    Filed: January 9, 1987
    Date of Patent: May 3, 1988
    Inventor: Dino J. Rogahn
  • Patent number: 4184284
    Abstract: A plate like member, having a plurality of apertures therethrough, carries a reservoir having a removal closure member with a lifting rotor. Bubble forming solution is held in the reservoir. The device is propelled into rotating flight. During flight, the rotor lifts the closure member from the reservoir, freeing the solution which is distributed by centrifugal force as a film on the upper surface of the plate like member and over the apertures. Bubbles are produced in response to air passing through the apertures and the film of bubble producing solution.
    Type: Grant
    Filed: May 30, 1978
    Date of Patent: January 22, 1980
    Inventor: Dino J. Rogahn