Patents by Inventor John Henry Norris

John Henry Norris 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).

  • Take-up spools
    Patent number: 4060210
    Abstract: A mechanism for automatically taking up film strip material on to a driven spool comprises a fixed guide to direct the film around the spool, and a pivotally-mounted guide for directing the film back on to itself so the leading end is entrained between the spool and a remote portion of the film. The mechanism is contained within a cassette having an inlet slot for directing the film through nip rollers to the fixed guide.
    Type: Grant
    Filed: June 14, 1976
    Date of Patent: November 29, 1977
    Assignee: Linotype-Paul Limited
    Inventor: John Henry Norris