Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9027357 | Method for determining if refrigerant charge is sufficient and charging refrigerant | Chang Min Choi | 2015-05-12 |
| 8220280 | Air conditioning apparatus and method for determining the amount of refrigerant of air-conditioning apparatus | Chi-Woo Song, Sung Hwan Kim, Chang Min Choi | 2012-07-17 |
| 7716941 | Multi-type air conditioner with defrosting device | Jong-Han Park, Young Min Park, Chang Seon Lee, Sung Oh Choi, Sung Chun Kim +2 more | 2010-05-18 |
| 7386994 | Oil separator and cooling-cycle apparatus using the same | Yoon Been Lee, Sung Chun Kim, Se Dong Chang | 2008-06-17 |
| 7308800 | Multi-type air conditioner with defrosting device | Jong-Han Park, Young Min Park, Chang Seon Lee, Sung Oh Choi, Sung Chun Kim +2 more | 2007-12-18 |
| 7185502 | Multi-type air conditioner and method for controlling operation of the same | Jong-Han Park, Young Min Park, Chang Seon Lee, Sung Oh Choi, Sung Chun Kim +2 more | 2007-03-06 |
| 7131283 | Method for controlling multi-type air conditioner | Il-Kwon Oh, Min Sub Shim, Jin-Seob Song, Se Dong Chang, Bong-Soo Park +1 more | 2006-11-07 |
| 7124595 | Multi-type air conditioner with plurality of distributor able to be shutoff | Jong-Han Park, Young Min Park, Chang Seon Lee, Sung Oh Choi, Sung Chun Kim +2 more | 2006-10-24 |
| 6922613 | Method for operating multi-type air conditioner | Jong-Han Park, Young Min Park, Chang Seon Lee, Sung Oh Choi, Sung Chun Kim +1 more | 2005-07-26 |
| 6918264 | Multi-type air conditioner | Jong-Han Park, Young Min Park, Chang Seon Lee, Sung Oh Choi, Sung Chun Kim +1 more | 2005-07-19 |