Patents by Inventor Marc L. Legault

Marc L. Legault 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).

  • Methods of filling a die cavity with multiple materials for powder metal compaction
    Publication number: 20030063992
    Abstract: A method of making powder metal compacted parts of multiple dissimilar materials. A die insert is provided having a pattern of cavities corresponding in shape to the shape of a die cavity. The pattern of cavities are filled with two or more dissimilar powder metals which are subsequently pressed within the die cavity to form a compacted powder metal part having at least two discrete regions of dissimilar material.
    Type: Application
    Filed: October 3, 2001
    Publication date: April 3, 2003
    Inventors: Matthew W. Crump, Tom L. Stuart, Marc L. Legault