Patents by Inventor Charles A. Jungreis

Charles A. Jungreis 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).

  • Shape memory polymer actuator and catheter
    Patent number: 7291154
    Abstract: An actuator system is provided for acting upon a material in a vessel. The system includes an optical fiber and a shape memory polymer material operatively connected to the optical fiber. The shape memory polymer material is adapted to move from a first shape for moving through said vessel to a second shape where it can act upon said material.
    Type: Grant
    Filed: November 13, 2003
    Date of Patent: November 6, 2007
    Assignee: The Regents of the University of California
    Inventors: Duncan J. Maitland, Abraham P. Lee, Daniel L. Schumann, Dennis L. Matthews, Derek E. Decker, Charles A. Jungreis
  • Shape memory polymer actuator and catheter
    Publication number: 20040133231
    Abstract: An actuator system is provided for acting upon a material in a vessel. The system includes an optical fiber and a shape memory polymer material operatively connected to the optical fiber. The shape memory polymer material is adapted to move from a first shape for moving through said vessel to a second shape where it can act upon said material.
    Type: Application
    Filed: November 13, 2003
    Publication date: July 8, 2004
    Applicant: The Regents of the University of California
    Inventors: Duncan J. Maitland, Abraham P. Lee, Daniel L. Schumann, Dennis L. Matthews, Derek E. Decker, Charles A. Jungreis
  • Shape memory polymer actuator and catheter
    Patent number: 6740094
    Abstract: An actuator system is provided for acting upon a material in a vessel. The system includes an optical fiber and a shape memory polymer material operatively connected to the optical fiber. The shape memory polymer material is adapted to move from a first shape for moving through said vessel to a second shape where it can act upon said material.
    Type: Grant
    Filed: January 16, 2001
    Date of Patent: May 25, 2004
    Assignee: The Regents of the University of California
    Inventors: Duncan J. Maitland, Abraham P. Lee, Daniel L. Schumann, Dennis L. Matthews, Derek E. Decker, Charles A. Jungreis
  • Shape memory polymer actuator and catheter
    Publication number: 20020095169
    Abstract: An actuator system is provided for acting upon a material in a vessel. The system includes an optical fiber and a shape memory polymer material operatively connected to the optical fiber. The shape memory polymer material is adapted to move from a first shape for moving through said vessel to a second shape where it can act upon said material.
    Type: Application
    Filed: January 16, 2001
    Publication date: July 18, 2002
    Applicant: The Regents of the University of California
    Inventors: Duncan J. Maitland, Abraham P. Lee, Daniel L. Schumann, Dennis L. Matthews, Derek E. Decker, Charles A. Jungreis