Patents by Inventor David SCHWAM

David SCHWAM 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).

  • HOLDER BLOCK SYSTEM AND METHODS FOR METAL CASTING
    Publication number: 20150000855
    Abstract: A holder block system suitable for producing metal castings. The holder block system includes a holder block primary mold that has one or more cavities that accept a sub-mold that incorporates the features of the part to be cast, wherein the sub-mold can be produced utilizing 3-D printing. Methods of preparing holder block patterns and cast objects are with the holder block system disclosed.
    Type: Application
    Filed: June 25, 2014
    Publication date: January 1, 2015
    Inventor: David SCHWAM