Patents by Inventor Ian F. Henry

Ian F. Henry 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).

  • Quick release hook
    Patent number: 4145795
    Abstract: A fastening device such as a pelican hook primarily for maritime uses, the device comprising a body with a pivoted lever and a restraining member so arranged that in the closed position the lever lies substantially parallel to the body to form a narrow parallelepipedal space and the bending moment produced on the body from the lever is low.
    Type: Grant
    Filed: July 11, 1978
    Date of Patent: March 27, 1979
    Assignee: Ashmarine Limited
    Inventors: Ian F. Henry, James M. Adamson