Patents by Inventor Richard H. Palmieri

Richard H. Palmieri 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).

  • On-column preconcentration of samples in capillary electrophoresis
    Patent number: 5340452
    Abstract: A electrophoresis column having on-column means and a method for concentrating analytes of interest in a sample prior to electrophoresis. The column comprises a section having the concentrating means upstream of a capillary section. A sample is flowed past the concentrating means which immobilizes the analytes of interest thereby concentrating the analytes of interest in the section. Thereafter the analytes are released from the concentrating means for carrying out electrophoresis.
    Type: Grant
    Filed: February 1, 1991
    Date of Patent: August 23, 1994
    Assignee: Beckman Instruments, Inc.
    Inventors: Nathaniel Brenner, Richard H. Palmieri