Patents by Inventor Leandre Poitras

Leandre Poitras 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: 4830369
    Abstract: A baseball pitching practice device comprising a support frame to which is independently supported a plurality of panel members disposed side-by-side and forming a target area. Each of the panels has a designated segment portion of the target area. The target area includes a central strike zone area delimited by some of the panel members. One or more normally-open electrical contacts are associated with each of the panels and closable upon the application of an impact force on an outer surface of its associated panel. A display device is provided to identify which panel has been subjected to an impact force. A visual display identifies the panel having been impacted and also provides a numerical read-out of a total numerical value with each of the panels having independent numerical values.
    Type: Grant
    Filed: September 22, 1987
    Date of Patent: May 16, 1989
    Inventor: Leandre Poitras
  • Patent number: D311031
    Type: Grant
    Filed: October 2, 1987
    Date of Patent: October 2, 1990
    Inventor: Leandre Poitras