Patents by Inventor Martin Stringer

Martin Stringer 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).

  • Lighter casing
    Patent number: D244552
    Type: Grant
    Filed: January 30, 1976
    Date of Patent: May 31, 1977
    Assignee: Ronson Corporation
    Inventor: Martin Stringer