Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6484515 | Pulse tube refrigerator | Seon-Young Kim | 2002-11-26 |
| 6354095 | Operating method of absorption heat pump | — | 2002-03-12 |
| 5857355 | Ammonia generator absorber heat exchanger cycle | — | 1999-01-12 |