Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10661709 | Light emitting device for air vent of automobile | Keun Heung Kim, Jae Wook JUNG | 2020-05-26 |
| 7694385 | Brush apparatus for a vacuum cleaner | Min-Jo Choi, Tae-gwang Kim | 2010-04-13 |
| 7648099 | Handheld power cord arranging device for vacuum cleaner | Tae-gwang Kim | 2010-01-19 |
| 7417404 | Power recharger for use with robot cleaner | Ju-sang Lee, Jang-youn Ko, Jeong-gon Song, Ki-man Kim, Sam-jong Jeung | 2008-08-26 |
| 7335241 | Cyclone vessel dust collector and vacuum cleaner having the same | Jang-keun Oh | 2008-02-26 |
| 6868307 | Robot cleaner, robot cleaning system and method for controlling the same | Jeong-gon Song | 2005-03-15 |
| 6317921 | Stick-type vacuum cleaner | Jung Su Park | 2001-11-20 |