Patents Assigned to Viking Instrument
  • Miniaturized mass spectrometer system
    Patent number: 5313061
    Abstract: A portable analytical grade mass spectrometer system contained in a single enclosure is disclosed for use in analyzing atmospheric, water, soil, drugs, explosives and other substances and includes a gas chromatograph and a mass analyzer assembly enclosed within a vacuum housing, a vacuum pump, and an on-board computer such that an operator, by means of an attached keyboard, can input data and information, and input a sample to be analyzed, and thereby operate the miniaturized mass spectrometer system.
    Type: Grant
    Filed: December 6, 1991
    Date of Patent: May 17, 1994
    Assignee: Viking Instrument
    Inventors: Russell C. Drew, Thomas J. Kuehn