Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10682009 | Apparatus for extracting coffee and method for preheating heater thereof | Tae-yong Son | 2020-06-16 |
| 10667643 | Coffee extraction device and method | Tae-yong Son | 2020-06-02 |