Patents by Inventor Byong Min SEO

Byong Min SEO 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).

  • REVERSE COFFEE EXTRACTION DEVICE USING A PUMP
    Publication number: 20230263331
    Abstract: A reverse coffee extraction device according to an embodiment includes a pump configured to pump water upwards; and a brewing container installed above the pump to extract coffee, wherein the water pumped upwards is delivered to the brewing container and moves upwards, and the coffee in the brewing container is brewed and extracted to an outside while the water supplied down moves up.
    Type: Application
    Filed: February 23, 2023
    Publication date: August 24, 2023
    Inventors: Seung Min HWANG, Byong Min SEO, Su Nam OH, Sang Mok KIM