Patents by Inventor Louis J. Prunier

Louis J. Prunier 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).

  • Lens surfacing tool and tool holder
    Patent number: 4148160
    Abstract: A self-aligning and centering tool and tool holder system for lens surfacing apparatus. The tool and holder are provided with readily manually assembled and disassembled interlocking faces for precise automatic rotational alignment and centering or decentering of the tool without affect by wear from the abrading action of surfacing.
    Type: Grant
    Filed: December 5, 1977
    Date of Patent: April 10, 1979
    Assignee: American Optical Corporation
    Inventor: Louis J. Prunier
  • Universal lens blocking fixture
    Patent number: 3951203
    Abstract: A fixture for blocking lenses of various diametral sizes with cast blocks of corresponding diametral sizes using a single annular support of fixed diameter for all lenses as a reference relative to which pressure used in clamping of the lenses for blocking may be regulated to prevent lens distortion despite variations in their diametral sizes.
    Type: Grant
    Filed: December 16, 1974
    Date of Patent: April 20, 1976
    Assignee: American Optical Corporation
    Inventor: Louis J. Prunier