Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11452422 | Cleaner and cleaning device having the same | Dong Hyun Lee, Won-Kyu Lim | 2022-09-27 |
| 11229332 | Vacuum cleaner | Tae Woon Lim, Jeong-hee Cho, Tak-soo Kim, Dong-hun Yoo, Byung-jo Lee +1 more | 2022-01-25 |
| 11006801 | Cleaning apparatus | Jae Shik Jeong, Dong Hyun Lee, Won-Kyu Lim | 2021-05-18 |
| 10799080 | Cleaner | Jeong-hee Cho, Sang Il Hyun, Byung-jo Lee, Dong-hun Yoo | 2020-10-13 |
| 10105022 | Vacuum cleaner | Tae Woon Lim, Jeong-hee Cho, Tak-soo Kim, Dong-hun Yoo, Byung-jo Lee +1 more | 2018-10-23 |
| 9254069 | Vacuum cleaner | Tak-soo Kim, Oh Kyu Kwon, Dong-hun Yoo, Joo Seok Jeong, Tae Woon Lim +4 more | 2016-02-09 |
| 8438697 | Vacuum cleaner | See-hyun Kim, Byung-jo Lee | 2013-05-14 |
| 8205294 | Vacuum cleaner having suction path switching unit | See-hyun Kim, Joung-soo Park, Byung-jo Lee, Jung-gyun Han | 2012-06-26 |
| 8186008 | Agitator and suction nozzle for vacuum cleaner having the same | Jung-gyun Han, Joung-soo Park, Byung-jo Lee, See-hyun Kim | 2012-05-29 |
| 8032982 | Upright vacuum cleaner having suction path switching valve | Byung-jo Lee, Joung-soo Park | 2011-10-11 |
| 7996954 | Path-conversion valve assembly for vacuum cleaner | Dong Yun Lee | 2011-08-16 |
| 7950102 | Upright vacuum cleaner having steering unit | Byung-jo Lee, Joung-soo Park, See-hyun Kim | 2011-05-31 |
| 7879142 | Cyclone dust collector and vacuum cleaner | Jung-gyun Han, Joung-soo Park, Byung-jo Lee, See-hyun Kim | 2011-02-01 |
| 7862637 | Multi-cyclone dust separator | Jung-gyun Han, Joung-soo Park, Byung-jo Lee, See-hyun Kim, Sung-Soo Ahn | 2011-01-04 |
| 7814614 | Suction brush for vacuum cleaner | Jeong-hee Cho | 2010-10-19 |
| 7694385 | Brush apparatus for a vacuum cleaner | Min-Jo Choi, Yun-sup Hwang | 2010-04-13 |
| 7653964 | Apparatus for adjusting height of suction brush | Oh Kyu Kwon, Jeong-hee Cho | 2010-02-02 |
| 7648099 | Handheld power cord arranging device for vacuum cleaner | Yun-sup Hwang | 2010-01-19 |
| 7406743 | Handle unit for vacuum cleaner | Jeong-hee Cho | 2008-08-05 |