Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7159648 | Weather protected heat exchanger | Alan P. Meissner, Gregory Mross, Jae-sung An | 2007-01-09 |
| 6247327 | Evaporative cooler | Jae-sung An | 2001-06-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7159648 | Weather protected heat exchanger | Alan P. Meissner, Gregory Mross, Jae-sung An | 2007-01-09 |
| 6247327 | Evaporative cooler | Jae-sung An | 2001-06-19 |