Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6810684 | Air conditioner | Won Hee Lee, Sim Won Jin, Cheol Soo Ko, Dong Soo Moon, Chul Oh Ahn +4 more | 2004-11-02 |
| 6640574 | Air conditioner | Won Hee Lee, Sim Won Jin, Cheol Soo Ko, Dong Soo Moon, Chul Oh Ahn +4 more | 2003-11-04 |