Patents by Inventor Lawrence John Stupay

Lawrence John Stupay 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).

  • Pulse counter
    Patent number: 4058118
    Abstract: A miniaturized cardiotachometer is worn by a user typically adjacent the volar aspect of the wrist or the temple to provide the user with a numerical readout of his or her pulse rate. The time between two heartbeats is measured by the number of pulses from a fixed frequency source that occur. The measurement is made after a predetermined delay to eliminate or reduce noise signals, the number of pulses of the fixed frequency being converted into the pulse rate and displayed numerically.
    Type: Grant
    Filed: March 19, 1976
    Date of Patent: November 15, 1977
    Assignee: Bunker Ramo Corporation
    Inventors: Lawrence John Stupay, Carl Frederick Truesdell