Patents by Inventor Shinichiro Nakai

Shinichiro Nakai 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).

  • LIQUID PREPARATIONS OF AMINES AND ORGANIC ACIDS STABILIZED BY SALTS
    Publication number: 20230143246
    Abstract: Provided are a liquid preparation wherein the pharmaceutically active ingredient is stabilized, and a stabilizing method therefor. A liquid preparation comprising a pharmaceutically active ingredient having a primary or secondary amino group (wherein the amino group does not constitute a part of the amide structure), an organic acid and a salt, which is substantially free of a reaction product of the pharmaceutically active ingredient and the organic acid.
    Type: Application
    Filed: December 16, 2022
    Publication date: May 11, 2023
    Inventors: Megumi Ikeda, Shohei Horiuchi, Tomomi Sato, Shinichiro Nakai, Kenichiro Kiyoshima
  • LIQUID PREPARATIONS OF AMINES AND ORGANIC ACIDS STABILIZED BY SALTS
    Publication number: 20150165027
    Abstract: Provided are a liquid preparation wherein the pharmaceutically active ingredient is stabilized, and a stabilizing method therefor. A liquid preparation comprising a pharmaceutically active ingredient having a primary or secondary amino group (wherein the amino group does not constitute a part of the amide structure), an organic acid and a salt, which is substantially free of a reaction product of the pharmaceutically active ingredient and the organic acid.
    Type: Application
    Filed: June 26, 2013
    Publication date: June 18, 2015
    Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Megumi Ikeda, Shohei Horiuchi, Tomomi Sato, Shinichiro Nakai, Kenichiro Kiyoshima
  • PHARMACEUTICAL COMPOSITION
    Publication number: 20100331357
    Abstract: The present invention provides a pharmaceutical composition, wherein solubility and stability of a water-insoluble or slightly water-soluble compound represented by formula (I): wherein each symbol is as defined in the specification, are improved, by combination of the above-mentioned compound and a cyclodextrin derivative and a method for improving solubility, stability and the like of the above-mentioned compound.
    Type: Application
    Filed: February 27, 2009
    Publication date: December 30, 2010
    Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Tomomichi Futo, Shinichiro Nakai, Rinaldo Laurentius De Jong, Bumsup Lee, Ronald Joseph Christopher
  • Injection
    Publication number: 20090036406
    Abstract: In the case of storing and supplying an injection containing a 2-[(2-pyridyl)methylsulfinyl]benzimidazole type compound in a plastic container in addition to a glass container, an injection having been improved in stability and solubility and showing excellent qualities without forming any insoluble foreign matters or insoluble microparticles can be obtained by using cyclodextrin or its derivative together.
    Type: Application
    Filed: June 12, 2006
    Publication date: February 5, 2009
    Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Shinichiro Nakai, Tomoko Inoue