Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7356998 | Flash tank of two-stage compression heat pump system for heating and cooling | Young-Soo Lee, Wook Hyun Lee, Jong Ryul Kim, Ki-Chang Jang, Seong-Ryong Park +1 more | 2008-04-15 |