Patents by Inventor Gerald S. Iles

Gerald S. Iles 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).

  • Resistance thermometers
    Patent number: 4222025
    Abstract: A temperature sensitive element of a resistance thermometer comprising an electrically conductive path formed upon a surface of a cylindrical substrate made from an electrically non-conducting material, said electrically conducting path comprising a layer of fused vitreous material containing an electrically conducting metal selected from the group consisting of gold, silver, platinum, palladium, rhodium, iridium, ruthenium, iron, cobalt, nickel and copper, said element having an outer protective coating made from a glaze.
    Type: Grant
    Filed: October 5, 1978
    Date of Patent: September 9, 1980
    Assignee: Johnson, Matthey & Co., Limited
    Inventors: Gerald S. Iles, Gordon L. Selman
  • Temperature-responsive device
    Patent number: 4169126
    Abstract: This invention relates to a method and apparatus for detecting changes in the composition of a stream of gas. In particular the method comprises the step of disposing a thermometer in the gas stream, in contact with or downstream of a catalyst so as to detect changes in the temperature of the catalyst or of the gas shortly after it leaves the catalyst, such changes being a function of the amount of gas which reacts under the influence of the catalyst.
    Type: Grant
    Filed: December 20, 1977
    Date of Patent: September 25, 1979
    Assignee: Johnson, Matthey & Co., Limited
    Inventor: Gerald S. Iles