Patents by Inventor Oneida V. Hess

Oneida V. Hess 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).

  • Smoke alarm with high and low pitched tones
    Patent number: 5726634
    Abstract: A smoke alarm with high and low pitched tones including a conventional smoke detector adapted to activate upon the detection of smoke associated with fire. A first high tone buzzer is included for emitting a high pitched tone upon activation of the smoke detector. A second low tone buzzer is included for emitting a low pitched tone upon the activation of the smoke detector. The first buzzer and second buzzers are adapted to allow the emitted tone thereof to be adjusted thus affording persons with hearing disabilities warning of the presence of fire.
    Type: Grant
    Filed: February 6, 1996
    Date of Patent: March 10, 1998
    Inventors: Oneida V. Hess, James L. Hess