Patents by Inventor Jei C. Choi

Jei C. 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).

  • Therapeutic heating apparatus
    Patent number: 4657531
    Abstract: A therapeutic heating apparatus for use in treating portions of the human body which comprises an electrical heater, a heat-conducting plate, a cotton pad and a cotton cover. The pad contains mugwart extracts and/or medicinal ingredients.
    Type: Grant
    Filed: December 19, 1985
    Date of Patent: April 14, 1987
    Inventor: Jei C. Choi