Patents by Inventor Larry C. Carman

Larry C. Carman 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).

  • Sample feeding arrangement
    Patent number: 4387076
    Abstract: A sample feeding arrangement which receives sealed sample tubes, moves them one at at time to a seal piercing and sample aspiration station, and then discharges the used tubes. This sample feeding arrangement is mounted inside a sample analyzer of the type which previously had operated semiautomatically. Receipt of a sample tube at the infeed station of this feeding arrangement initiates the repositioning of the tube to an aspiration station, which thereat enables all other handling steps of the tube, sample aspiration, and the full system cycle of the analyzer.
    Type: Grant
    Filed: October 14, 1981
    Date of Patent: June 7, 1983
    Assignee: Coulter Electronics, Inc.
    Inventors: Pedro P. Cabrera, Glenn D. Talbot, Larry C. Carman