Patents by Inventor Michael L. Gilham

Michael L. Gilham 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).

  • Grinding and finishing worm
    Patent number: 5379554
    Abstract: The invention relates to an apparatus of unitary construction to fine-finish gear teeth. The apparatus is a worm having first and second end portions and first and second outer surfaces. The first and second surfaces define a common tooth profile. The first end portion is adapted for grinding and the second end portion is adapted for finishing.
    Type: Grant
    Filed: June 1, 1994
    Date of Patent: January 10, 1995
    Assignee: Caterpillar Inc.
    Inventors: Dan L. Thurman, Michael L. Gilham, John C. Lee