Patents by Inventor Kuniko Koichi

Kuniko Koichi 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).

  • Azithromycin-containing aqueous pharmaceutical composition and a method for the preparation of the same
    Patent number: 8153601
    Abstract: The invention provides an azithromycin-containing aqueous pharmaceutical composition, which comprises at least one member selected from the group consisting of azithromycin, and pharmaceutically acceptable salts thereof, and at least one member selected from the group consisting of monoethanolamine, diethanolamine, triethanolamine, and pharmaceutically acceptable salts thereof, and which does not comprise boric acid or pharmaceutically acceptable salts thereof, and a method for the preparation of the composition, wherein an azithromycin-containing liquid is maintained at pH of 4.0 or higher throughout the method for the preparation. The composition has good heat and storage stability.
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: April 10, 2012
    Assignee: Wakamoto Pharmaceutical Co., Ltd.
    Inventors: Hidekazu Suzuki, Kuniko Koichi, Kouhei Yoda
  • AZITHROMYCIN-CONTAINING AQUEOUS PHARMACEUTICAL COMPOSITION AND A METHOD FOR THE PREPARATION OF THE SAME
    Publication number: 20070087980
    Abstract: The invention provides an azithromycin-containing aqueous pharmaceutical composition, which comprises at least one member selected from the group consisting of azithromycin, its anhydride, its hydrate, and pharmaceutically acceptable salts thereof, and at least one member selected from the group consisting of monoethanolamine, diethanolamine, triethanolamine, amino acid, ethylenediaminetetraacetic acid, and pharmaceutically acceptable salts thereof, and which does not comprise boric acid or pharmaceutically acceptable salts thereof, and a method for the preparation of the composition, wherein an azithromycin-containing liquid is maintained at pH of 4.0 or higher throughout the method for the preparation. The composition has good heat and storage stability.
    Type: Application
    Filed: December 20, 2006
    Publication date: April 19, 2007
    Applicant: WAKAMOTO PHARMACEUTICAL CO., LTD.
    Inventors: Hidekazu SUZUKI, Kuniko Koichi, Kouhei Yoda