Patents by Inventor Michael G. Legendre

Michael G. Legendre 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).

  • Inlet system for direct gas chromatographic and combined gas chromatographic/mass spectrometric analysis of food volatiles
    Patent number: 4245494
    Abstract: An apparatus for analyzing volatile components from raw or processed food products using either direct gas chromatography or combined direct gas chromatography and mass spectrometry is disclosed. An inlet assembly containing a sample is appropriately affixed to a means of supplying helium carrier gas. Volatiles are driven off the sample and fed to a condenser assembly where the moisture is removed. The resultant moisture free volatiles are fed to a gas chromatograph or combined direct gas chromatograph and mass spectrograph for analysis.
    Type: Grant
    Filed: February 26, 1979
    Date of Patent: January 20, 1981
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: Michael G. Legendre, Gordon S. Fisher