Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11000168 | Vacuum cleaner and controlling method of the vacuum cleaner | Seon Gu Lee, Bu Mun Jung, Gi-hyeong Lee, Jae Shik Jeong | 2021-05-11 |
| 7543346 | Drum washing machine and method of controlling the same | Hyoung Roh, Chang Joo Chai, Yo Chul Ha | 2009-06-09 |
| 7340791 | Washing machine and method of controlling the same | Ji Deok Jeong, Doo Young Ryu, Hyoung Roh | 2008-03-11 |
| 7230394 | Apparatus and method for controlling motor in washing machine | Mi Hyun Sa | 2007-06-12 |