Patents by Inventor Christoph Stefan van der Reijden

Christoph Stefan van der Reijden 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).

  • HEARING SCREENING SYSTEM FOR A SUBJECT OR A PATIENT, AND A METHOD FOR HEARING SCREENING
    Publication number: 20100249635
    Abstract: An auditory stimulus device in a first aspect for applying an auditory stimulus to at least one ear of a subject; at least three electrodes for electrically connecting to at least three different positions on a head of the subject for measuring respective potential changes in response to the auditory stimulus; two galvanically isolated power supplies; two differential amplifiers arranged for receiving galvanically isolated supply voltages from the power supplies.
    Type: Application
    Filed: March 26, 2009
    Publication date: September 30, 2010
    Applicant: CORDIAL MEDICAL EUROPE B.V.
    Inventor: Christoph Stefan Van Der Reijden
  • Apparatus for hearing test
    Patent number: D636491
    Type: Grant
    Filed: February 5, 2010
    Date of Patent: April 19, 2011
    Assignee: Cordial Medical Europe B.V.
    Inventor: Christoph Stefan van der Reijden