Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5884807 | Vending machine for a sequential purchase of goods | — | 1999-03-23 |
| 5644973 | Device for brewing the roasted and ground beans of the coffee in a vending machine | Tae Ho KANG | 1997-07-08 |