Patents by Inventor Robert S. Graham

Robert S. Graham 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).

  • GUIDES AND INSTRUMENTS FOR IMPROVING ACCURACY OF GLENOID IMPLANT PLACEMENT
    Publication number: 20250090341
    Abstract: A patient specific shoulder guide is provided that includes a hub and a plurality of peripheral members. Each of the peripheral members has a peripheral member height dimension between the patient specific contact surface and a side of the peripheral member opposite the patient specific contact surface. At least one of the peripheral members is a low profile peripheral member in which the peripheral height dimension is less than the peripheral height dimension of at least one other of the peripheral members or is less than the hub height.
    Type: Application
    Filed: December 4, 2024
    Publication date: March 20, 2025
    Applicant: HOWMEDICA OSTEONICS CORP.
    Inventors: Charles L. PENNINGER, Shawn M. GARGAC, Robert Benjamin RICE, Anne Marie SCHLAMB, George S. ATHWAL, Robert D. GRAHAM, Marine GODELU
  • Control system for eddy current coupling drive for armoured face conveyors
    Patent number: 4477734
    Abstract: A control system for eddy current coupling drive for armoured face conveyors wherein the systems controls a number of eddy current drives via a pair of power supply lines and a single pilot line. A main contactor controlled by a relay is held closed by contact of a pilot relay which is energized only if relay contacts in individual control units for each drive remain closed. These last mentioned contacts open if certain operating conditions are not met.
    Type: Grant
    Filed: May 12, 1983
    Date of Patent: October 16, 1984
    Assignee: Anderson Strathclyde PLC
    Inventor: Robert S. Graham