Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8056181 | Vacuum cleaner and intake port unit thereof | Hyoung Jun Kim, Jay-Ho Choi, Sung Il Park | 2011-11-15 |
| 7917991 | Steam generator, method of controlling the same, cleaner using the same and method of controlling the cleaner | Jeong Ho Lee, Hyoung Jun Kim, Sung Il Park | 2011-04-05 |