Patents by Inventor Daniel S. Cutler

Daniel S. Cutler 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: 5100325
    Abstract: A kit for creating perspective drawings, teaching the creation of perspective drawings and method for making the same. The kit provides a pair of perpendicular supports, with the upright support having a transparent portion formed therethrough. A number of geometric objects are placed onto the flat support and are illuminated by a light source. The perspectives of the objects cast are captured by an appropriately-positioned screen. A sighting device is provided to focus the perspectives of the objects cast. A means for recording a copy of the perspective viewed onto the transparent window is further provided.
    Type: Grant
    Filed: December 10, 1990
    Date of Patent: March 31, 1992
    Inventor: Daniel S. Cutler