Patents by Inventor William L. Landman

William L. Landman 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: D420898
    Type: Grant
    Filed: April 16, 1998
    Date of Patent: February 22, 2000
    Inventor: William L. Landman