Patents by Inventor Sung Rak CHOI

Sung Rak CHOI 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).

  • Patent number: 10278928
    Abstract: The present invention relates to a pharmaceutical composition for forming a film directly on a wound to accelerate wound healing, a use for the same, a treatment method using the same, and a method for preparing the same. The film-forming composition according to the present invention forms a film directly on the wound to increase the adhesion to the wound. The formed thin hydrophilic film protects the wound surface to prevent infection of the wound surface, retains the physiologically active substance useful for wound healing on the wound surface to promote the wound healing, and allow drugs to be continuously delivered to the wound surface. Therefore, the composition according to the present invention has excellent wound healing effect and has excellent usability as it is not absorbed into clothing, bandage, etc., thus effectively replacing conventional gel or ointment formations for delivering physiologically active substances.
    Type: Grant
    Filed: February 11, 2014
    Date of Patent: May 7, 2019
    Assignee: Dong-A Pharmaceutical Co., Ltd
    Inventors: Soon Hoe Kim, Mi Won Son, Sun Woo Jang, Joon Ho Jun, Sang Dug Han, Sung Rak Choi, Dae Hwan Kim, Yong Sung Sohn, Yong Sam Kwon
  • Publication number: 20150374641
    Abstract: The present invention relates to a pharmaceutical composition for forming a film directly on a wound to accelerate wound healing, a use for the same, a treatment method using the same, and a method for preparing the same. The film-forming composition according to the present invention forms a film directly on the wound to increase the adhesion to the wound. The formed thin hydrophilic film protects the wound surface to prevent infection of the wound surface, retains the physiologically active substance useful for wound healing on the wound surface to promote the wound healing, and allow drugs to be continuously delivered to the wound surface. Therefore, the composition according to the present invention has excellent wound healing effect and has excellent usability as it is not absorbed into clothing, bandage, etc., thus effectively replacing conventional gel or ointment formations for delivering physiologically active substances.
    Type: Application
    Filed: February 11, 2014
    Publication date: December 31, 2015
    Inventors: Soon Hoe KIM, Mi Won SON, Sun Woo JANG, Joon Ho JUN, Sang Dug HAN, Sung Rak CHOI, Dae Hwan KIM, Yong Sung SOHN, Yong Sam KWON