Patents by Inventor Martinus Henricus Velentinus Werts

Martinus Henricus Velentinus Werts 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).

  • Luminescent device
    Publication number: 20030012979
    Abstract: Luminescent device containing a luminescent material comprising organic lanthanide complexes comprising organic ligands of which at least one organic ligand is an aromatic ketone comprising a substituted electron donor group. This material has improved luminescence properties, and may be used in electroluminescent devices.
    Type: Application
    Filed: April 20, 2000
    Publication date: January 16, 2003
    Inventors: Jan Willem Verhoeven, Martinus Henricus Velentinus Werts, Johannes Willem Hofstraat