Issued Patents 2022
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11519636 | Condensate water trap for gas furnace | Jusu Kim, Doyong Ha, Yongki Jeong, Janghee Park | 2022-12-06 |
| 11499750 | Gas furnace to produce heated air and optionally hot water via a bypass pipe | Jusu Kim, Doyong Ha, Yongki Jeong, Janghee Park | 2022-11-15 |
| 11473812 | Control method of gas furnace | Doyong Ha, Yongki Jeong, Janghee Park, Jusu Kim | 2022-10-18 |
| 11441785 | Gas furnace | Janghee Park, Jusu Kim, Yongki Jeong, Doyong Ha | 2022-09-13 |
| 11428403 | Gas furnace | Janghee Park, Jusu Kim, Yongki Jeong, Doyong Ha | 2022-08-30 |
| 11378298 | Control method for ventilation apparatus | Janghee Park, Yongki Jeong, Doyong Ha | 2022-07-05 |
| 11274836 | Air conditioner apparatus | Janghee Park, Yongki Jeong, Doyong Ha | 2022-03-15 |