Patents Assigned to Finnian Corporation
  • Method and apparatus for focusing ions in viscous flow jet expansion region of an electrospray apparatus
    Patent number: 5157260
    Abstract: An electrospray ion source having a capillary tube for directing ions from an ionizing region to an analyzing region where it forms a gas jet with ions which expands and a tube lens cooperating with said capillary for forcing ions to the center of said jet.
    Type: Grant
    Filed: May 17, 1991
    Date of Patent: October 20, 1992
    Assignee: Finnian Corporation
    Inventors: Iain C. Mylchreest, Mark E. Hail, John R. Herron