Patents by Inventor Steven B. Dorn

Steven B. Dorn 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).

  • Process for removal of odors from silicones
    Patent number: 6312476
    Abstract: A process for removing malodorous elements from silicone dry cleaning solvents, comprising contacting the used silicone solvent with adsorbent to remove the odor, and separating the silicone solvent.
    Type: Grant
    Filed: November 10, 1999
    Date of Patent: November 6, 2001
    Assignee: General Electric Company
    Inventors: Robert J. Perry, John A. Kilgour, Steven B. Dorn
  • Apparatus for interfacing liquid chromatograph with magnetic sector spectrometer
    Patent number: 5266192
    Abstract: An apparatus and method for combining a liquid chromatograph and a magnetic sector mass spectrometer is described. The liquid chromatograph elution solvent is removed and sample particles relatively free of solvent are transported, without producing an electrical glow discharge, to the magnetic sector mass spectrometer having a chemical ionization source therein.
    Type: Grant
    Filed: January 25, 1993
    Date of Patent: November 30, 1993
    Assignee: General Electric Company
    Inventors: Woodfin V. Ligon, Steven B. Dorn
  • Apparatus for mass spectrometric analysis of liquid chromatographic fractions
    Patent number: 4980057
    Abstract: An apparatus for combining a liquid chromatograph and a mass spectrometer is described. The liquid chromatograph elution solvent is removed and sample particles are carried to the mass spectrometer relatively free of solvent.
    Type: Grant
    Filed: October 3, 1989
    Date of Patent: December 25, 1990
    Assignee: General Electric Company
    Inventors: Steven B. Dorn, Woodfin V. Ligon, Jr.