Patents by Inventor Mark M. Forbes

Mark M. Forbes 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).

  • Patent number: 10766505
    Abstract: A gondola car has a door and an associated door frame the end. The door hangs hingedly from the header of the frame. The header runs across the top of the door opening and is connected to the top chords at either side. The door posts are positioned inside the side sheets and tie into the header at each upper corner. The side sheets lap onto the door posts to allow longitudinal adjustment of the side assemblies and the door frame relative to each other, at assembly. The side posts are connected to the header with a tie plate that is bolted to both members. The car may also have a tarp dome at each end. The tarp dome has non-welded connections that have play to permit the tarp dome to accommodate movement of the top chords.
    Type: Grant
    Filed: January 11, 2017
    Date of Patent: September 8, 2020
    Assignee: National Steel Car Limited
    Inventors: Oliver M. Veit, Kenneth Wayne Black, James W. Forbes, Mark Anthony Suffoletta, James Batchelor
  • Patent number: 5349362
    Abstract: A means for concealing an antenna within an extension of a common roof structure using an electrically shortened element laminated between two layers of non-RF conductive material which add to the strength of the invention as well as concealability. The antenna itself comprises a vertical radiator and a helical counterpoise of metal strip, wire, or deposited metal fed at the center point. The entire antenna is housed between laminated layers of plastic in the form of a vent pipe.
    Type: Grant
    Filed: June 19, 1992
    Date of Patent: September 20, 1994
    Inventors: Mark M. Forbes, John H. Kernkamp
  • Patent number: 4542469
    Abstract: A Programmable Demand Register (PDR.TM.) which has a multi-function externally programmable time based measuring system is disclosed. An optical communication port is provided for bidirectional communication of data, said meter being capable of recordation of energy consumption in several different modes, according to the decision of the meter programmer. Meter programming is accomplished by means of any one of three separate devices, namely a Programmer/Reader (P/R) which is a sophisticated computerized device fully adapted to reprogram the PDR.TM.
    Type: Grant
    Filed: August 12, 1982
    Date of Patent: September 17, 1985
    Assignee: Duncan Electric Company, Inc.
    Inventors: Robert E. Brandyberry, Mark M. Forbes, David D. Gloyeski, Russell F. Greafnitz, Glen R. Phillips, Robert L. Straw, Kevin L. Stricker, William A. Szabela, Richard R. Webeck, Glenn A. Mayfield, William L. Vollmer