Patents by Inventor Yoko MOMIYAMA

Yoko MOMIYAMA 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).

  • Photosensitive composition, negative photosensitive composition, pixel division layer and organic EL display device
    Patent number: 11940729
    Abstract: The present invention provides a photosensitive composition which can suppress the generation of a development residue on the surface of an electrode and the corrosion of the electrode to form a black pixel division layer, and also can suppress the generation of off-pixel in an organic EL display device comprising the pixel division layer. Disclosed is a photosensitive composition comprising (a) a pigment, (b) a resin having two or more tertiary amino groups in the molecule, and (c) a photosensitive agent, wherein the component (b) contains a resin having a structure represented by the general formula (1).
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: March 26, 2024
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Akihiro Ishikawa, Takashi Honma, Yoko Momiyama
  • PHOTOSENSITIVE COMPOSITION, NEGATIVE PHOTOSENSITIVE COMPOSITION, PIXEL DIVISION LAYER AND ORGANIC EL DISPLAY DEVICE
    Publication number: 20230127537
    Abstract: The present invention provides a photosensitive composition which can suppress the generation of a development residue on the surface of an electrode and the corrosion of the electrode to form a black pixel division layer, and also can suppress the generation of off-pixel in an organic EL display device comprising the pixel division layer. Disclosed is a photosensitive composition comprising (a) a pigment, (b) a resin having two or more tertiary amino groups in the molecule, and (c) a photosensitive agent, wherein the component (b) contains a resin having a structure represented by the general formula (1).
    Type: Application
    Filed: November 17, 2020
    Publication date: April 27, 2023
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Akihiro ISHIKAWA, Takashi HONMA, Yoko MOMIYAMA