Patents by Inventor Rainer Rathje

Rainer Rathje 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).

  • Seal and sealing method
    Patent number: 11056024
    Abstract: The invention relates to a seal containing a substrate which can be applied to an object to be sealed, so that said seal is changed when it is removed without authorization, wherein the substrate contains or comprises a polymer and/or a glass and at least one optical waveguide is arranged in the substrate, at least one first Bragg grating being arranged in said optical waveguide, wherein the substrate has a thickness of less than 200 ?m. The invention further relates to a system having a seal of this kind and having an evaluation device, and also to a sealing method.
    Type: Grant
    Filed: February 20, 2017
    Date of Patent: July 6, 2021
    Assignees: Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V., OHB System AG
    Inventors: Wolfgang Schade, Günter Flachenecker, Markus Thiel, Rainer Rathje, Christian Gorecki, Andreas Thoma
  • Seal and Sealing Method
    Publication number: 20190066543
    Abstract: The invention relates to a seal containing a substrate which can be applied to an object to be sealed, so that said seal is changed when it is removed without authorization, wherein the substrate contains or comprises a polymer and/or a glass and at least one optical waveguide is arranged in the substrate, at least one first Bragg grating being arranged in said optical waveguide, wherein the substrate has a thickness of less than 200 ?m. The invention further relates to a system having a seal of this kind and having an evaluation device, and also to a sealing method.
    Type: Application
    Filed: February 20, 2017
    Publication date: February 28, 2019
    Inventors: Wolfgang Schade, Günter Flachenecker, Markus Thiel, Rainer Rathje, Christian Gorecki, Andreas Thoma