Patents by Inventor William Ellerkamp

William Ellerkamp 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).

  • Artificial spinal disc implant
    Publication number: 20070276492
    Abstract: An artificial spinal disc that may be implanted between adjacent vertebrae in the spine to replace, repair or augment a natural spinal disc. The spinal disc implant is characterized by one or more biomechanical properties that approximate those of a natural spinal disc and is durable enough to function in the body for long time periods, amongst other advantages.
    Type: Application
    Filed: May 9, 2006
    Publication date: November 29, 2007
    Applicant: Ranier Limited
    Inventors: Geoffrey Andrews, Martin Cable, Robert Snell, Scott Johnson, Sinan Kiamil, William Ellerkamp