Issued Patents 2022
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11525413 | Gas engine heat pump and method of operating the same | Heejoong Jang | 2022-12-13 |
| 11519347 | Gas engine heat pump and method of operating the same | Heejoong Jang | 2022-12-06 |
| 11486331 | Gas engine heat pump | Heejoong Jang | 2022-11-01 |
| 11448120 | Gas heat-pump system | Heejoong Jang | 2022-09-20 |
| 11248544 | Gas heat-pump system | Heejoong Jang | 2022-02-15 |