Patents by Inventor Kohei SHARYO

Kohei SHARYO 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).

  • Ink Jet Ink Composition, Ink Set, And Ink Jet Recording Method
    Publication number: 20210301160
    Abstract: An ink jet ink composition which is an aqueous ink includes a resin dispersion, in which the resin dispersion is a polyurethane resin dispersion formed of a polyurethane resin (U) obtained by reacting an active hydrogen atom-containing component (A) containing a high-molecular-weight polyol component (a1) having a number-average molecular weight of 500 or more and an organic polyisocyanate component (B), and the high-molecular-weight polyol component (a1) includes a polyolefin polyol (a11) having a constituent unit represented by General Formula (1) and/or a constituent unit represented by General Formula (2), and a polyester polyol (a12) having a constituent unit represented by General Formula (3).
    Type: Application
    Filed: March 26, 2021
    Publication date: September 30, 2021
    Inventors: Kohei ISHIDA, Kohei SHARYO, Tsuyoshi FUKUSHIMA