Patents by Inventor Nobuyoshi Kamikido

Nobuyoshi Kamikido 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).

  • Extended release preparation
    Patent number: 8912192
    Abstract: Disclosed is a sustained release preparation which releases a poorly soluble medicinal agent in a pH-independent manner. Also disclosed is a sustained release preparation which is capable of controlling the Cmax of a medicinal agent to an adequate amount and is thus capable of maintaining the level of the medicinal agent in the blood to a level at which medicinal effects can be expected for a long period of time. Specifically disclosed is a sustained release preparation which is characterized by containing a pharmaceutically acceptable salt of 4-bromo-6-[3-(4-chlorophenyl)propoxy]-5-(3-pyridylmethylamino)-3(2H)-pyridazinone, and hypromellose. An organic acid is blended in the sustained release preparation in an amount of less than 1% by mass.
    Type: Grant
    Filed: February 10, 2011
    Date of Patent: December 16, 2014
    Assignees: Taisho Pharmaceutical Co., Ltd, Nissan Chemical Industries, Ltd.
    Inventors: Noriyuki Hirasawa, Nobuyoshi Kamikido, Akihiko Tasaki, Shusei Ito
  • EXTENDED RELEASE PREPARATION
    Publication number: 20120316177
    Abstract: Disclosed is a sustained release preparation which releases a poorly soluble medicinal agent in a pH-independent manner. Also disclosed is a sustained release preparation which is capable of controlling the Cmax of a medicinal agent to an adequate amount and is thus capable of maintaining the level of the medicinal agent in the blood to a level at which medicinal effects can be expected for a long period of time. Specifically disclosed is a sustained release preparation which is characterized by containing a pharmaceutically acceptable salt of 4-bromo-6-[3-(4-chlorophenyl)propoxy]-5-(3-pyridylmethylamino)-3(2H)-pyridazinone, and hypromellose. An organic acid is blended in the sustained release preparation in an amount of less than 1% by mass.
    Type: Application
    Filed: February 10, 2011
    Publication date: December 13, 2012
    Applicants: NISSAN CHEMICAL INDUSTRIES, LTD., TAISHO PHARMACEUTICAL CO., LTD
    Inventors: Noriyuki Hirasawa, Nobuyoshi Kamikido, Akihiko Tasaki, Shusei Ito