Patents by Inventor Dean R. Kessler

Dean R. Kessler 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).

  • Nucleation and activation of a liquid-in-liquid emulsion for use in ultrasound imaging
    Patent number: 5897851
    Abstract: A method of activating an ultrasound contrast agent such that an increased number of microbubbles are produced and subsequent ultrasound images using the activated agent is enhanced. Hypobaric methods are disclosed which provide significant increases in bubble population per unit volume over unactivated solutions. The method is particularly useful for the activation of the dispersed phase in a gas or liquid in liquid emulsion.
    Type: Grant
    Filed: June 5, 1996
    Date of Patent: April 27, 1999
    Assignee: Sonus Pharmaceuticals, Inc.
    Inventors: Steven C. Quay, Dean R. Kessler, Ronald A. Roy, Dilip Worah