Patents by Inventor Benjamin A. Welander

Benjamin A. Welander 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).

  • Hydrophilic polymer actuators
    Publication number: 20030124009
    Abstract: Hydrophilic polymer actuators for an implantable device and methods of forming such actuators are provided, wherein the hydrophilic polymer actuators are actuated by the hydration and dehydration of a hydrophilic polymer material.
    Type: Application
    Filed: October 23, 2002
    Publication date: July 3, 2003
    Inventors: Vilupanur A. Ravi, Morteza Gharib, Benjamin A. Welander