Patents by Inventor Chang Joon Yim

Chang Joon Yim 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).

  • Inorganic bone graft materials using animal bone and method for preparing thereof
    Patent number: 7507254
    Abstract: The present invention relates to inorganic bone graft materials and a method for preparing the bone graft materials. Particularly, the present invention relates to a method for preparing bone graft materials comprises the following steps: collecting cancellous bones from an animal; removing lipids and organic materials from the cancellous bones using organic solvent, sodium hypochlorite and hydrogen peroxide; and sterilizing the cancellous bones wherefrom the lipids and the organic materials are removed. The bone graft materials prepared by the method of the present invention meet requirements for use in bone grafting, including biocompatibility, sterilization, osteoinductivity and osteoconductivity with free from immunogenecity and toxicity to tissue and are suitable for use in osteogenesis and have morphogenesis.
    Type: Grant
    Filed: September 15, 2005
    Date of Patent: March 24, 2009
    Assignee: Oscotec, Inc.
    Inventors: Chang Joon Yim, Se Won Kim, Jung Keun Kim, Jong Yeo Kim, Hyung Gun Kim, Dong Ryung Shin, Yong Mok Yu, Sung Bin Yim, Seon Yle Ko, Sung Churl Lee
  • INORGANIC BONE GRAFT MATERIALS USING ANIMAL BONE AND METHOD FOR PREPARING THEREOF
    Publication number: 20060014283
    Abstract: The present invention relates to inorganic bone graft materials and a method for preparing the bone graft materials. Particularly, the present invention relates to a method for preparing bone graft materials comprises the following steps: collecting cancellous bones from an animal; removing lipids and organic materials from the cancellous bones using organic solvent, sodium hypochlorite and hydrogen peroxide; and sterilizing the cancellous bones wherefrom the lipids and the organic materials are removed. The bone graft materials prepared by the method of the present invention meet requirements for use in bone grafting, including biocompatibility, sterilization, osteoinductivity and osteoconductivity with free from immunogenecity and toxicity to tissue and are suitable for use in osteogenesis and have morphogenesis.
    Type: Application
    Filed: September 15, 2005
    Publication date: January 19, 2006
    Applicant: OSCOTEC, INC.
    Inventors: Chang Joon YIM, Se Won KIM, Jung Keun KIM, Jong Yeo KIM, Hyung Gun KIM, Dong Ryung SHIN, Yung Mok YU, Sung Bin YIM, Seon Yle KO, Sung Churl LEE