Patents by Inventor Richard Micheal Davis

Richard Micheal Davis 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).

  • Rotary lancet
    Patent number: 5645555
    Abstract: A lancet actuator device and mechanism for sequentially advancing and retracting a lancet blade include a housing having an opening for operating projection of the lancet blade. The actuator mechanism includes a drive spring structure insertably mounted in the housing and arranged to drive pivotal motion of the lancet blade including sequential thrusting of the blade from the housing aperture followed by immediate pivotally reverse retracting of the blade from the aperture into the housing as the spring deengerizes.
    Type: Grant
    Filed: August 15, 1995
    Date of Patent: July 8, 1997
    Assignee: Ryder International Corporation
    Inventors: Richard Micheal Davis, Stephen P. Lisak, Rowland W. Kanner