Patents by Inventor Erik D. Thomsen

Erik D. Thomsen 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).

  • Picture book with play effect
    Patent number: 5049078
    Abstract: A picture book set with play effect, having a plurality of toy elements with modularly dimensioned coupling means. The toy elements may be placed on a picture plane provided with correspondingly dimensioned positioning recesses or elevations, so that a child may play with the toy elements to arrange a three-dimensional representation of the situation described in the story text.
    Type: Grant
    Filed: November 8, 1989
    Date of Patent: September 17, 1991
    Assignee: Interlego A.G.
    Inventor: Erik D. Thomsen