Patents by Inventor Harold K. Fjelstad

Harold K. Fjelstad 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).

  • Method and apparatus for creating patterns for dentures
    Patent number: 5971756
    Abstract: This invention consists of a method and apparatus which establish specific central and vertical dimensions and positions for patterns for the making of dentures which will provide a natural occlusion upon replacement of natural teeth.
    Type: Grant
    Filed: May 4, 1998
    Date of Patent: October 26, 1999
    Inventor: Harold K. Fjelstad
  • Method and apparatus for determining placement of patterns for dentures
    Patent number: 5810586
    Abstract: This invention consists of a method and apparatus for making patterns which establish the specific vertical dimensions and positions for patterns for the making of dentures which will provide a natural occlusion upon replacement of natural teeth.
    Type: Grant
    Filed: April 3, 1996
    Date of Patent: September 22, 1998
    Inventor: Harold K. Fjelstad