Patents by Inventor Seoung-min Ryu

Seoung-min Ryu 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).

  • Capsulated colorant, method of preparing the same, and ink composition including the capsulated colorant
    Patent number: 8420713
    Abstract: Provided are a capsulated colorant, a method of preparing same and ink compositions including the capsulated colorant. The capsulated colorant includes a colorant and a polymer resin coated on the colorant. The polymer resin is a result of polymerization of a polymerizable composition comprising a basic monomer and a polymerizable unsaturated monomer. The ink composition comprises the colorant coated with the polymeric resin and a solvent, which may be water and at least one organic solvent.
    Type: Grant
    Filed: November 13, 2008
    Date of Patent: April 16, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-In Lee, Seoung-Min Ryu, Jae-Yoon Jung, Sang-Eun Shim
  • CAPSULATED COLORANT, METHOD OF PREPARING THE SAME, AND INK COMPOSITION INLCUDING THE CAPSULATED COLORANT
    Publication number: 20090292069
    Abstract: Provided are a capsulated colorant, a method of preparing same and ink compositions including the capsulated colorant. The capsulated colorant includes a colorant and a polymer resin coated on the colorant. The polymer resin is a result of polymerization of a polymerizable composition comprising a basic monomer and a polymerizable unsaturated monomer. The ink composition comprises the colorant coated with the polymeric resin and a solvent, which may be water and at least one organic solvent.
    Type: Application
    Filed: November 13, 2008
    Publication date: November 26, 2009
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-in LEE, Seoung-min Ryu, Jae-yoon Jung, Sang-eun Shim