Patents by Inventor Theodore Eugene Hillman

Theodore Eugene Hillman 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).

  • Apparatus for applying secondary layer on board surface
    Patent number: 4089740
    Abstract: Method and apparatus for applying a secondary layer or coating on surfaces of wet formed board materials are disclosed. The secondary layer is applied to the wet mat material of the board being manufactured during press rolling of the wet mat. The secondary layer material is supplied in the form of a slurry which is caused to adhere to the surface of a wire screen. The wire screen surface bearing the layer of slurry material is then pressed onto the mat surface to deposit the slurry layer thereon.
    Type: Grant
    Filed: January 30, 1976
    Date of Patent: May 16, 1978
    Assignee: Conwed Corporation
    Inventor: Theodore Eugene Hillman