Patents by Inventor Tomoyuki NATSUI

Tomoyuki NATSUI 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).

  • BIO-BASED POLYURETHANE RESIN, BIO-BASED POLYURETHANE RESIN SOLUTION, AND PRINTING INK
    Publication number: 20210115278
    Abstract: Provided are: a polyurethane resin having a high degree of biomass, the polyurethane resin useful as a binder for a printing exhibiting excellent adhesion performance particularly to biomass plastic base materials and having excellent dispersibility of a pigment contained at a high concentration; and a printing ink using the polyurethane resin.
    Type: Application
    Filed: April 24, 2018
    Publication date: April 22, 2021
    Inventors: Iwao MISAIZU, Hiromasa SATO, Motoaki UMEZU, Hiroki GOTO, Tomoyuki NATSUI