Patents by Inventor Junichi MIYADAI

Junichi MIYADAI 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).

  • Azo dye composition and method for producing same
    Patent number: 9840622
    Abstract: Provided are an azo dye composition including an azo dye compound represented by Formula (I) and a urea compound represented by Formula (II), and a method for producing an azo dye composition. R11, R12, R13 and R14 each independently represent a hydrogen atom, a halogen atom, or an aliphatic group; R15 represents an aliphatic group; R21 and R22 each independently represent a hydrogen atom, an aliphatic group, or an aromatic group; and n represents an integer from 0 to 2.
    Type: Grant
    Filed: February 6, 2017
    Date of Patent: December 12, 2017
    Assignee: FUJILM CORPORATION
    Inventors: Tomohito Masaki, Junichi Miyadai
  • Azo dye composition and method for producing same
    Patent number: 9809710
    Abstract: Provided are an azo dye composition including an azo dye compound represented by Formula (I) and a urea compound represented by Formula (II), and a method for producing an azo dye composition. R11, R12, R13 and R14 each independently represent a hydrogen atom, a halogen atom, or an aliphatic group; R15 represents an aliphatic group; R21 and R22 each independently represent a hydrogen atom, an aliphatic group, or an aromatic group; and n represents an integer from 0 to 2.
    Type: Grant
    Filed: February 6, 2017
    Date of Patent: November 7, 2017
    Assignee: FUJILM CORPORATION
    Inventors: Tomohito Masaki, Junichi Miyadai
  • AZO DYE COMPOSITION AND METHOD FOR PRODUCING SAME
    Publication number: 20170145215
    Abstract: Provided are an azo dye composition including an azo dye compound represented by Formula (I) and a urea compound represented by Formula (II), and a method for producing an azo dye composition. R11, R12, R13 and R14 each independently represent a hydrogen atom, a halogen atom, or an aliphatic group; R15 represents an aliphatic group; R21 and R22 each independently represent a hydrogen atom, an aliphatic group, or an aromatic group; and n represents an integer from 0 to 2.
    Type: Application
    Filed: February 6, 2017
    Publication date: May 25, 2017
    Inventors: Tomohito MASAKI, Junichi MIYADAI