Patents by Inventor Ian McCaughey

Ian McCaughey 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).

  • Apparatus for detecting the presence of a light absorbing gas within an atmosphere containing the gas
    Patent number: 5905270
    Abstract: A gas detector for detecting the presence of a light absorbing gas within an atmosphere (10) containing the gas includes a light source (12), a detector (14) arranged to detect a presence of incident radiation from the light source (12) and to provide an output signal (46) representative of the level of incident radiation from the light source (12). Electronic circuitry (130) is arranged to process the output signal (46) to provide an indication of the incident radiation. A power supply (40, 36) for cyclically energizing the light source (12) is also provided. The power supply is arranged to deliver substantially constant power at the or each level of energization of the light source (12).
    Type: Grant
    Filed: June 2, 1997
    Date of Patent: May 18, 1999
    Assignee: Gas Tech Australia PTY Limited
    Inventors: Ian McCaughey, Peter Frederick Mikkelsen