Patents by Inventor Kenichi Shirakawa

Kenichi Shirakawa 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: 20220325128
    Abstract: [Problem] Provided is a two-component type curable resin composition that allows a mixture of an A agent and a B agent to have excellent dispersibility and printability, causes no visible-copper phenomenon, and provides an excellent packing form (receivability) for transportation. [Solution] A two-component type curable resin composition according to the present invention is characterized by including: an A agent containing a carboxyl group-containing resin; and a B agent containing a thermosetting ingredient, wherein the A agent has a viscosity value in the range of 50 dPa·s or more and 200 dPa·s or less at 25° C. at 5 rpm, wherein the B agent has a viscosity value in the range of 100 dPa·s or more and 300 dPa·s or less at 25° C.
    Type: Application
    Filed: March 31, 2022
    Publication date: October 13, 2022
    Applicant: TAIYO INK MFG. CO., LTD.
    Inventors: Nobuyuki Yanagida, Kenichi Shirakawa, Kazuya Kitamura, Yasuaki Arai