Patents by Inventor Kerwin L. Davis

Kerwin L. Davis 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).

  • Excavating tooth
    Patent number: 4231173
    Abstract: An excavating tooth especially adapted for use with large front end loaders which encounter repetitive jacking stresses, the point component of the tooth being equipped with uniquely sized bearing surfaces and rearwardly extending top and bottom tongues for the support of a vertical locking pin.
    Type: Grant
    Filed: December 4, 1978
    Date of Patent: November 4, 1980
    Assignee: Esco Corporation
    Inventor: Kerwin L. Davis