Patents by Inventor Yu Hwa Park

Yu Hwa Park 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).

  • Pharmaceutical composition containing avocado oil fraction as active ingredient for prevention or treatment of hearing loss
    Patent number: 11273194
    Abstract: The present invention relates to a pharmaceutical composition containing an avocado oil fraction as an active ingredient for prevention or treatment of hearing loss. Specifically, the avocado oil fraction according to the present invention, especially, an isopropanol fraction of avocado oil significantly increases the number of hair cells reduced by neomycin in zebrafish models, so the isopropanol fraction of avocado oil can be favorably used in the treatment of hearing loss.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: March 15, 2022
    Assignee: DONG KOOK PHARM CO., LTD
    Inventors: Bin Na Hong, Woo Jae Jung, Kye Wan Lee, Jung Suk Lee, Yu Hwa Park, Do Hoon Kim
  • PHARMACEUTICAL COMPOSITION CONTAINING AVOCADO OIL FRACTION AS ACTIVE INGREDIENT FOR PREVENTION OR TREATMENT OF HEARING LOSS
    Publication number: 20200215142
    Abstract: The present invention relates to a pharmaceutical composition containing an avocado oil fraction as an active ingredient for prevention or treatment of hearing loss. Specifically, the avocado oil fraction according to the present invention, especially, an isopropanol fraction of avocado oil significantly increases the number of hair cells reduced by neomycin in zebrafish models, so the isopropanol fraction of avocado oil can be favorably used in the treatment of hearing loss.
    Type: Application
    Filed: February 14, 2020
    Publication date: July 9, 2020
    Applicant: DONG KOOK PHARM CO., LTD
    Inventors: Bin Na Hong, Woo Jae Jung, Kye Wan Lee, Jung Suk Lee, Yu Hwa Park, Do Hoon Kim