Patents by Inventor Andrew W. Hannaman

Andrew W. Hannaman 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).

  • Method and apparatus for delivery of therapeutic agents
    Patent number: 6912417
    Abstract: Methods and apparatus for the reproducible, consistent and efficacious delivery of a therapeutic agent to a patient. The invention comprises means for the controlled administration of the therapeutic agent through an orifice to the patient, a plurality of penetrating electrodes arranged with a predetermined spatial relationship relative to the orifice, and means for generating an electrical signal operatively connected to the electrodes.
    Type: Grant
    Filed: April 5, 2002
    Date of Patent: June 28, 2005
    Assignee: Ichor Medical Systmes, Inc.
    Inventors: Robert M. Bernard, Andrew W. Hannaman, Brady M. Bernard
  • Methods for prolonging cell membrane permeability
    Patent number: 6319901
    Abstract: Methods for improving the efficiency of electroporation protocols as well as methods to enhance the permeabilized state, in order to improve the intracellular delivery of therapeutic substances, involve the use of at least one agent which is capable of prolonging the permeability of the cell membranes in the tissue exposed to an electroporation-inducing electrical field.
    Type: Grant
    Filed: October 15, 1998
    Date of Patent: November 20, 2001
    Assignee: Ichor Medical Systems, Inc.
    Inventors: Robert M. Bernard, Andrew W. Hannaman, Silvia Sfiligoi