Patents by Inventor Yugo SHIRAKAWA

Yugo 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).

  • Photocurable resin composition for nail or artificial nail
    Patent number: 11406585
    Abstract: A photocurable resin composition for a nail or an artificial nail of the present invention includes the following components (A) to (C): component (A): a compound having a (meth)acryloyl group; component (B): a photoinitiator; and component (C): (meth)acrylic polymer particles having an average particle size of 3 to 21 ?m. According to the present invention, a photocurable resin composition for a nail or an artificial nail, which has excellent transparency and workability and is capable of forming a matte coat is provided.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: August 9, 2022
    Assignee: THREEBOND CO., LTD.
    Inventors: Erika Saito, Yugo Shirakawa
  • PHOTOCURABLE RESIN COMPOSITION FOR NAIL OR ARTIFICIAL NAIL
    Publication number: 20190314264
    Abstract: A photocurable resin composition for a nail or an artificial nail of the present invention includes the following components (A) to (C): component (A): a compound having a (meth)acryloyl group; component (B): a photoinitiator; and component (C): (meth)acrylic polymer particles having an average particle size of 3 to 21 ?m. According to the present invention, a photocurable resin composition for a nail or an artificial nail, which has excellent transparency and workability and is capable of forming a matte coat is provided.
    Type: Application
    Filed: December 4, 2017
    Publication date: October 17, 2019
    Applicant: THREEBOND CO., LTD.
    Inventors: Erika SAITO, Yugo SHIRAKAWA