Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5823006 | Air conditioner and control apparatus thereof | — | 1998-10-20 |
| 5720179 | Methods and apparatus for controlling the temperatures of a plurality of rooms | — | 1998-02-24 |
| 5522234 | Air conditioner having supplemental gas heater for outdoor coil | Si-hun Yoo, Jong-Han Choi | 1996-06-04 |