Patents by Inventor Tomohira Yuso

Tomohira Yuso 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).

  • Sustained release preparations and process for producing the same
    Patent number: 7927628
    Abstract: The present invention provides sustained-release preparations from which a pharmacologically active substance can be released over a long time and a process for producing the same. Such a sustained-release preparation is produced by melt-granulating a low-melting-point substance and a pharmacologically active substance and melt-coating the surface of the thus obtained particles with (1) a fine powder of a water-insoluble polymer or (2) a fine powder of a water-insoluble polymer and at least one member selected from the group consisting of talc, magnesium stearate and titanium oxide.
    Type: Grant
    Filed: February 20, 2003
    Date of Patent: April 19, 2011
    Assignee: Otsuka Pharmaceutical Co., Ltd.
    Inventor: Tomohira Yuso
  • Sustained release preparations and process for producing the same
    Publication number: 20050106245
    Abstract: The present invention provides sustained-release preparations from which a pharmacologically active substance can be released over a long time and a process for producing the same. Such a sustained-release preparation is produced by melt-granulating a low-melting-point substance and a pharmacologically active substance and melt-coating the surface of the thus obtained particles with (1) a fine powder of a water-insoluble polymer or (2) a fine powder of a water-insoluble polymer and at least one member selected from the group consisting of talc, magnesium stearate and titanium oxide.
    Type: Application
    Filed: February 20, 2003
    Publication date: May 19, 2005
    Inventor: Tomohira Yuso