Patents by Inventor Hyung K. Choi

Hyung K. 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).

  • Pharmaceutical composition for prophylaxis and treatment of premature ejaculation
    Patent number: 5587167
    Abstract: The present invention relates to an ointment composition for prophylaxis and treatment of premature ejaculation in a male patient and more particularly to a composition for applying to the glans penis, which contains the alcohol and/or aqueous extracts of ginseng radix, angelicae gigantis radix, broomrape, cassiae cortex, asiasari radix and bufonis venenum as the essential galenic components and, if necessary, one or more additional components selected from the extracts of xanthoxyli fructus, cnidium fructus, caryophylli flos and moschus.
    Type: Grant
    Filed: September 13, 1994
    Date of Patent: December 24, 1996
    Inventors: Hyung K. Choi, Zhong C. Xin