Patents by Inventor Itoi HIROAKI

Itoi HIROAKI 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 ELECTROLUMINESCENCE DEVICE
    Publication number: 20150236267
    Abstract: An organic electroluminescence (EL) device including an anode; an emission layer for obtaining luminescence via a singlet excited state; and a laminated structure between the anode and the emission layer, the laminated structure including at least three layers having different components.
    Type: Application
    Filed: February 13, 2015
    Publication date: August 20, 2015
    Inventors: Itoi HIROAKI, Fuchiwaki JUNTA, Sasaki IKUO, Sato SHURI