Patents by Inventor Hitomi Owaki

Hitomi Owaki 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).

  • Process for preparing bioabsorbable sheet preparation holding thrombin
    Patent number: 9149557
    Abstract: A process for preparing a bioabsorbable sheet preparation holding thrombin is provided. A process for preparing a bioabsorbable sheet preparation holding thrombin which comprises immersing a bioabsorbable sheet consisting of polyglycolic acid in a thrombin solution containing thrombin as an active ingredient, glycerol as a softening agent, Tween 80 as a permeating agent, and optionally histidine and trehalose as a stabilizing agent followed by drying to hold thrombin on said bioabsorbable sheet, and a bioabsorbable sheet preparation holding thrombin prepared by said process.
    Type: Grant
    Filed: April 15, 2009
    Date of Patent: October 6, 2015
    Assignee: THE CHEMO-SERO-THERAPEUTIC RESEARCH INSTITUTE
    Inventors: Ryoichi Kawamura, Takayuki Imamura, Hitomi Owaki
  • PROCESS FOR PREPARING BIOABSORBABLE SHEET PREPARATION HOLDING THROMBIN
    Publication number: 20110038847
    Abstract: A process for preparing a bioabsorbable sheet preparation holding thrombin is provided. A process for preparing a bioabsorbable sheet preparation holding thrombin which comprises immersing a bioabsorbable sheet consisting of polyglycolic acid in a thrombin solution containing thrombin as an active ingredient, glycerol as a softening agent, Tween 80 as a permeating agent, and optionally histidine and trehalose as a stabilizing agent followed by drying to hold thrombin on said bioabsorbable sheet, and a bioabsorbable sheet preparation holding thrombin prepared by said process.
    Type: Application
    Filed: April 15, 2009
    Publication date: February 17, 2011
    Applicant: THE CHEMO-SERO-THERAPEUTIC RESEARCH INSTITUTE
    Inventors: Ryoichi Kawamura, Takayuki Imamura, Hitomi Owaki