Patents by Inventor Andreas Simke

Andreas Simke 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).

  • Method of manufacturing a spectacle lens
    Patent number: 6857743
    Abstract: What is described here is a method of manufacturing a spectacle lens in which the critical thickness is to be minimized in particular, comprising the following steps of operation: initially, a spectacle lens finished on one side (blank) is manufactured with a predetermined outsides contour and a round outside contour in particular, one part is cut out from the blank, whose outside contour corresponds approximately to the contour of the spectacle lens, the cut-out part is joined with the edge part with an axial offset in such a way that the edge part serves as handle for the subsequent machining operations.
    Type: Grant
    Filed: March 25, 2002
    Date of Patent: February 22, 2005
    Assignee: Rodenstock GmbH
    Inventors: Andreas Simke, Dieter Rohr, Lutz Küpper
  • Method of manufacturing a spectacle lens
    Publication number: 20030022610
    Abstract: What is described here is a method of manufacturing a spectacle lens in which the critical thickness is to be minimized in particular, comprising the following steps of operation:
    Type: Application
    Filed: March 25, 2002
    Publication date: January 30, 2003
    Inventors: Andreas Simke, Dieter Rohr, Lutz Kupper