Patents by Inventor Kee Dong Yoon

Kee Dong Yoon 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).

  • Composition for preventing or treating hepatitis C including vitidis vinferae radix extract or fraction thereof as active ingredient
    Patent number: 10258662
    Abstract: Provided is a method for preventing or treating hepatitis C by administrating a composition including, as an active ingredient, a Vitidis Vinferae Radix extract or a fraction thereof and, more specifically, to a Vitidis Vinferae Radix extract which is extracted with water and alcohol or a mixed solvent thereof, or a fraction thereof, which have remarkably low hepatotoxicity and exhibit an excellent effect of selectively inhibiting genome replication of a hepatitis C virus, and thus can be useful for preventing or treating hepatitis C.
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: April 16, 2019
    Assignees: DONGGUK UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, CATHOLIC UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATION
    Inventors: Choongho Lee, Tae Hwe Heo, Kee Dong Yoon
  • COMPOSITION FOR PREVENTING OR TREATING HEPATITIS C INCLUDING VITIDIS VINFERAE RADIX EXTRACT OR FRACTION THEREOF AS ACTIVE INGREDIENT
    Publication number: 20160101143
    Abstract: Provided is a method for preventing or treating hepatitis C by administrating a composition including, as an active ingredient, a Vitidis Vinferae Radix extract or a fraction thereof and, more specifically, to a Vitidis Vinferae Radix extract which is extracted with water and alcohol or a mixed solvent thereof, or a fraction thereof, which have remarkably low hepatotoxicity and exhibit an excellent effect of selectively inhibiting genome replication of a hepatitis C virus, and thus can be useful for preventing or treating hepatitis C.
    Type: Application
    Filed: April 29, 2014
    Publication date: April 14, 2016
    Applicants: DONGGUK UNIVERSITY INDUSTRY-ACADEMIC COOPERATION F OUNDATION, CATHOLIC UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATION
    Inventors: Choongho LEE, Tae Hwe HEO, Kee Dong YOON
  • Extract of thunb showing neuronal cell-protecting activity for treating memory loss
    Patent number: 7824718
    Abstract: The present invention relates to a composition comprising an extract of Dioscorea opposita having neuron-protective activity for preventing and treating brain disease. The extracts from Dioscorea opposita show potent neuronal cell protective activity by inhibiting neuronal cell death caused by neuro-toxicity of glutamate and H2O2 therefore it can be used as the therapeutics or health food for treating and preventing brain diseases.
    Type: Grant
    Filed: May 23, 2006
    Date of Patent: November 2, 2010
    Assignee: Tong Yang Moolsan Co., Ltd.
    Inventors: Sang Il Nam, Ju Hyun Park, Jin Woong Kim, Kee Dong Yoon
  • Composition Comprising the Extract of Dioscorea Opposita Thunb Showing Neuronal Cell-Protecting Activity for Preventing and Treating Brain Disease
    Publication number: 20090285910
    Abstract: The present invention relates to a composition comprising an extract of Dioscorea opposita having neuron-protective activity for preventing and treating brain disease. The extracts from Dioscorea opposita show potent neuronal cell protective activity by inhibiting neuronal cell death caused by neuro-toxicity of glutamate and H2O2 therefore it can be used as the therapeutics or health food for treating and preventing brain diseases.
    Type: Application
    Filed: May 23, 2006
    Publication date: November 19, 2009
    Applicant: TONG YANG MOOLSAN, CO., LTD.
    Inventors: Sang Il Nam, Ju Hyun Park, Jin Woong Kim, Kee Dong Yoon