Patents by Inventor Satomu ISHII

Satomu ISHII 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).

  • Publication number: 20230095585
    Abstract: Provided are a photosensitive composition including a colorant A, a photopolymerization initiator B, a polymerizable compound C, and a compound D which is a salt of an anion and a di- or higher valent cation having a formula weight or molecular weight of 1000 or less and has a specific absorbance of 5 or less, the specific absorbance being at a maximum absorption wavelength in a wavelength range of 400 to 700 nm; a film formed of the photosensitive composition; and a color filter, a solid-state imaging element, and an image display device, which includes the film.
    Type: Application
    Filed: November 28, 2022
    Publication date: March 30, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Noriaki SATO, Yasuhiro SAWAMURA, Hiroaki IDEI, Satomu ISHII
  • Publication number: 20220137505
    Abstract: Provided are a coloring composition including a colorant A1 which includes a dye A having a cation AX+ having a coloring agent structure and an anion AZ? and an ionic compound B which is a salt of a cation BX+ and an anion BZ?, in which, in the ionic compound B, a specific absorbance at a maximum absorption wavelength in a wavelength range of 400 to 700 nm is 5 or less, the colorant A1 is contained in an amount of 40 mass % or more in a total solid content of the coloring composition, and the number of moles of the cation AX+ in the dye A, the number of moles of the anion AZ? in the dye A, and the number of moles of the anion BZ? in the ionic compound B satisfy the following expression; a film formed of the coloring composition; a color filter; a solid-state imaging element; and an image display device. 1.05?{(number of moles of anion AZ? in dye A+number of moles of anion BZ? in ionic compound B)/number of moles of cation AX+ in dye A}?5.
    Type: Application
    Filed: January 13, 2022
    Publication date: May 5, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Satomu ISHII, Hiroaki IDEI, Kazuya OOTA