Patents by Inventor Colin R. Feltham

Colin R. Feltham 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).

  • High temperature secondary cells
    Patent number: 4189529
    Abstract: A high temperature secondary cell of pelletized construction contained within a close fitting inert tube. Anode active material is lithium. Cathode active material is an iron sulphide or titanium disulphide. Electrolyte is a mixture of lithium halides. The cell is bounded by separator plates extending beyond the inner peripheral surface of the inert tube.
    Type: Grant
    Filed: March 22, 1978
    Date of Patent: February 19, 1980
    Assignee: National Research Development Corporation
    Inventors: Denis C. P. Birt, Colin R. Feltham, Graham Hazzard, Leonard J. Pearce