Patents by Inventor Gregory S. Mast

Gregory S. Mast 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).

  • Implantable pump system
    Patent number: 8292800
    Abstract: A remotely adjustable gastric band system is provided. The system includes a gastric band, an implantable fluid reservoir, and a fluid handling device including a piezoelectric pump, and a drive or controller assembly. The piezoelectric pump includes a diaphragm having a compressible spring positioned at an actuator side of the diaphragm, and a space occupying layer disposed between the compressible spring and the actuator side.
    Type: Grant
    Filed: June 9, 2009
    Date of Patent: October 23, 2012
    Assignee: Allergan, Inc.
    Inventors: Robert T. Stone, Gregory S. Mast, Kevin A. Sawyer, Matthew L. Pease
  • Implantable Pump System
    Publication number: 20090312785
    Abstract: A remotely adjustable gastric band system is provided. The system includes a gastric band, an implantable fluid reservoir, and a fluid handling device including a piezoelectric pump, and a drive or controller assembly. The piezoelectric pump includes a diaphragm having a compressible spring positioned at an actuator side of the diaphragm, and a space occupying layer disposed between the compressible spring and the actuator side.
    Type: Application
    Filed: June 9, 2009
    Publication date: December 17, 2009
    Applicant: ALLERGAN, INC.
    Inventors: Robert T. Stone, Gregory S. Mast, Matthew L. Pease, Kevin A. Sawyer