Patents by Inventor Alexander W. Ramsey

Alexander W. Ramsey 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).

  • Pacing device
    Patent number: 5325340
    Abstract: A pacing device provides feedback to a user based on a preselected pace time for an activity. A linear array of colored lights includes two lights of a first color and one light of a second color and is operated in accordance with a predetermined lighting sequence. The predetermined lighting sequence makes: 1) a combination of the two lights of the first color visible to the user during a time less than or equal to the preselected pace time, 2) a combination of one of the two lights of the first color and the one light of the second color visible to the user during a first portion of a time greater than the preselected pace time, and 3) only the one light of the second color visible to the user during a second portion of the time greater than the preselected pace time.
    Type: Grant
    Filed: July 29, 1993
    Date of Patent: June 28, 1994
    Inventor: Alexander W. Ramsey