Patents by Inventor Drew Edwards

Drew Edwards 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).

  • Patent number: 4995018
    Abstract: A method and apparatus for timing the delivery of a speech comprises a rectangular case bearing a linear array of light emitting diodes arranged into three groups of different colors each corresponding to a portion of the speech. A microcontroller is configured to activate the LED's in sequence and adjustments are provided to control the rate at which LED's are activated within each group. The color of a presently activated LED informs the speaker at a glance which portion of the speech he should be delivering as well as the time remaining to complete such portion.
    Type: Grant
    Filed: October 10, 1989
    Date of Patent: February 19, 1991
    Inventor: Drew Edwards