Patents by Inventor Mitchell Keith Mallory

Mitchell Keith Mallory 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).

  • Talking smoke detector
    Patent number: 6043750
    Abstract: An angle measurement tool having several components that are assembled to form two moving parts wherein one of the parts is a straight edged member combined with angle measurement means and the other is a straight edged member with both straight edge members sharing a common pivot axis with the angle measurement means and simultaneously providing readings of the miter joint angle, the actual angle formed by the legs, the complementary angle of the actual angle and the supplementary angle of the actual angle.
    Type: Grant
    Filed: September 16, 1998
    Date of Patent: March 28, 2000
    Inventor: Mitchell Keith Mallory