Patents by Inventor Leonard Ostroff

Leonard Ostroff 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: D351958
    Type: Grant
    Filed: August 27, 1992
    Date of Patent: November 1, 1994
    Assignee: Arrow Manufacturing Incorporated
    Inventor: Leonard Ostroff