Patents by Inventor Michel Schar

Michel Schar 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).

  • Optical Amplifying Materials
    Publication number: 20080113213
    Abstract: An optical amplifying material is described, consisting of a support and having coated thereon a thin, transparent amplifying layer containing nanocrystalline, nanoporous aluminum oxides and/or aluminum oxide/hydroxides and, optionally, a binder, and, superposed on this layer, a luminescence layer preferably consisting of tris(8-hydroxyquinoline) aluminum.
    Type: Application
    Filed: June 22, 2004
    Publication date: May 15, 2008
    Applicant: ILFORD IMAGING SWITZERLAND GMBH
    Inventors: Robert Beer, Rolf Steiger, Michel Schar, Libero Zuppiroli
  • Double-sided electroluminescent device
    Patent number: 6208074
    Abstract: An electroluminescent device including a layer of electroluminescent organic semiconductor material between a first transparent electrode of an n-type semiconductor material selected from nitrides and inorganic oxides, and a second electrode.
    Type: Grant
    Filed: October 6, 1998
    Date of Patent: March 27, 2001
    Assignee: DPR-Ecublens
    Inventors: Marc Ilegems, Michel Schär, Libero Zuppiroli