Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9297558 | Refrigerating system | Jae Heuk Choi, Do Yong Ha, Baik Young Chung | 2016-03-29 |
| 8393173 | Combined refrigerating/freezing and air conditioning system | Jae Heuk Choi, Tae-Hee Kwak, Do Yong Ha, Baik Young Chung | 2013-03-12 |