Patents by Inventor Lance Allen

Lance Allen 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).

  • Baseball tethened ball training apparatus
    Patent number: 5593154
    Abstract: A baseball is connected by a rope to a swivel at a top end of a pole that has its bottom end anchored to the ground.
    Type: Grant
    Filed: March 25, 1996
    Date of Patent: January 14, 1997
    Inventor: Lance Allen