Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8196908 | Counter flow type of cooling tower | Kil-Nam Jang, Yong Beom Kim | 2012-06-12 |
| 7320721 | Chemical filter and fan filter unit having the same | Dong-Seok Ham | 2008-01-22 |
| 7163573 | Chemical filter medium, chemical filter including the chemical filter medium and method for manufacturing the chemical filter | Dong-Seok Ham | 2007-01-16 |
| 6146449 | Reusable canister for a gas mask | Seong Won Park, Seung-Gy Ro, Hyun Soo Park | 2000-11-14 |
| 6013593 | Wet recycling process for impregnated active carbon by extraction with organic solvent | Myeong Soo Jeong, Won-Zin Oh, Hyun Soo Park | 2000-01-11 |
| 5792720 | Method and apparatus for manufacturing TEDA-impregnated active carbon in fluidized bed type absorbing tower by generating TEDA vapor by means of hot air | Seung-Gy Ro | 1998-08-11 |
| 5719093 | Method and apparatus for desorbing teda and methyl iodine from used teda-impregnated active carbon by utilizing fluidized bed | Geun Il Park, Myeong Soo Jeong, Bum-Hoe Kim | 1998-02-17 |