Patents by Inventor Katsuharu INOUE

Katsuharu INOUE 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: 20220334477
    Abstract: An object of the present invention is to provide a colored curable resin composition for forming an optical filter in which the occurrence of foreign matter is reduced. The present invention relates to a colored curable resin composition containing a colorant, a resin, a polymerizable compound, and a polymerization initiator, wherein the colorant is a colorant containing a compound represented by formula (I) or formula (II).
    Type: Application
    Filed: September 30, 2020
    Publication date: October 20, 2022
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Tetsuo AKASAKA, Katsuharu INOUE, Takuma AOKI, Yutaka KAWANISHI
  • Publication number: 20220289944
    Abstract: A colored resin composition containing a colorant, a resin, and a solvent, wherein a transmittance when a film having a film thickness of 1 ?m is formed satisfies the following conditions: (1) a maximum value of the transmittance in a wavelength range of 400 to 800 nm is 30% or less; and (2) a minimum value of the transmittance in a wavelength range of 1,050 to 1,300 nm is 90% or more, and a colored resin composition containing a colorant, a resin, and a solvent, wherein a transmittance when a film having a film thickness of 1 ?m is formed satisfies the following conditions: (1) a maximum value of the transmittance in a wavelength range of 400 to 800 nm is 30% or less; and (2) a minimum value of the transmittance in a wavelength range of 1,050 to 1,300 nm is 90% or more.
    Type: Application
    Filed: September 30, 2020
    Publication date: September 15, 2022
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Katsuharu INOUE, Tetsuo AKASAKA, Takuma AOKI