Patents by Inventor Jae-Kuk Ryu

Jae-Kuk Ryu 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 formulation for oral administration of HMG-CoA reductase inhibitor and method for the preparation thereof
    Patent number: 8475840
    Abstract: The sustained release formulation for oral administration of an HMG-CoA reductase inhibitor of the present invention can be easily and economically prepared and is capable of maintaining a constant drug level in blood by slowly releasing the HMG-CoA reductase inhibitor at a uniform rate for 24 hrs. Accordingly, the sustained release formulation of the present invention can be effectively used for lowering blood cholesterol and triglyceride levels.
    Type: Grant
    Filed: April 8, 2005
    Date of Patent: July 2, 2013
    Assignee: Hanmi Science Co., Ltd
    Inventors: Jong Soo Woo, Hong-Gi Yi, Moon-Hyuk Chi, Jae-Kuk Ryu, Si-Young Jung, Yong-Il Kim
  • Solid Dispersion Comprising An Active Ingredient Having A Low Melting Point And Tablet For Oral Administration Comprising Same
    Publication number: 20080292702
    Abstract: A fused solid dispersion comprising an active ingredient having a melting point of 800 C or below and a pharmaceutically acceptable absorbent having a specific surface area ranging from 20 to 400 mVg can be conveniently compressed into a tablet without generating capping and sticking problems, and a tablet comprising said fused solid dispersion can maintain an uniform release rate over a prolonged time when orally administered.
    Type: Application
    Filed: December 18, 2006
    Publication date: November 27, 2008
    Applicant: Hanmi Pharm. Co. Ltd.
    Inventors: Jong Soo Woo, Sang Wook Kim, Hong Gi Yi, Jae Kuk Ryu
  • Sustained release formulation for oral administration of hmg-coa reductase inhibitor and method for the preparation thereof
    Publication number: 20070196480
    Abstract: The sustained release formulation for oral administration of an HMG-CoA reductase inhibitor of the present invention can be easily and economically prepared and is capable of maintaining a constant drug level in blood by slowly releasing the HMG-CoA reductase inhibitor at a uniform rate for 24 hrs. Accordingly, the sustained release formulation of the present invention can be effectively used for lowering blood cholesterol and triglyceride levels.
    Type: Application
    Filed: April 8, 2005
    Publication date: August 23, 2007
    Inventors: Jong Woo, Hong-Gi Yi, Moon-Hyuk Chi, Jae-Kuk Ryu, Si-Young Jung, Yong-II Kim