Patents by Inventor Philipp Toessel

Philipp Toessel 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).

  • ORGANIC ELECTROLUMINESCENT DEVICE
    Publication number: 20140088305
    Abstract: The present invention relates to organic electroluminescent devices which comprise heteroaromatic compounds.
    Type: Application
    Filed: May 7, 2012
    Publication date: March 27, 2014
    Applicant: Merck Patent GmbH
    Inventors: Amir Hossain Parham, Arne Buesing, Christof Pflumm, Teresa Mujica-Fernaud, Philipp Toessel, Thomas Eberle