Patents by Inventor Herbert Wehlan

Herbert Wehlan 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).

  • Patent number: 7425695
    Abstract: The measurement head is equipped with the ray selection unit, which is entered by the rays emitted by the light unit under test. These rays enter the passages and are detected by the ray detection unit when they exit the ray selection unit. Said ray detection unit provides signals corresponding to the detected image, which are sent on for further processing. A precise measurement of the light unit is possible using the inventive light tester.
    Type: Grant
    Filed: August 19, 2005
    Date of Patent: September 16, 2008
    Assignee: Scala Design GmbH
    Inventors: Peter Theiss, Herbert Wehlan
  • Publication number: 20070080289
    Abstract: The measurement head is equipped with the ray selection unit, which is entered by the rays emitted by the light unit under test. These rays enter the passages and are detected by the ray detection unit when they exit the ray selection unit. Said ray detection unit provides signals corresponding to the detected image, which are sent on for further processing. A precise measurement of the light unit is possible using the inventive light tester.
    Type: Application
    Filed: August 19, 2005
    Publication date: April 12, 2007
    Applicant: Schefenacker Vision Systems Germany GmbH
    Inventors: Peter Theiss, Herbert Wehlan