Patents by Inventor Dale D. Fields

Dale D. Fields 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 to make building blocks for blockwork domed structures, and method and domed structure
    Patent number: 5950512
    Abstract: Disclosed is an apparatus to make appropriately shaped masonry or foam building blocks for arranging and setting in courses or layers--masonry style--to build a blockwork domed structure therefrom, as well as, a method of making or cutting an individual block from a bar or billet of masonry or foam raw stock material (e.g., foam such as polystyrene and the like), and also, the resultant domed structure.
    Type: Grant
    Filed: October 9, 1997
    Date of Patent: September 14, 1999
    Assignee: Gary D. Fields
    Inventor: Dale D. Fields