Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9226630 | Vacuum cleaner | Kie Tak Hyun | 2016-01-05 |
| 9027200 | Upright vacuum cleaner | Kyu-Chun Choi, Geun-Bae Hwang, Chang-Hwa Sun | 2015-05-12 |
| 8613125 | Vacuum cleaner | Kyeong Seon Jeong, Kyu-Chun Choi, Geun-Bae Hwang, Chang-Hwa Sun, Ju-young Min | 2013-12-24 |
| 8474092 | Vacuum cleaner | Kie Tak Hyun | 2013-07-02 |
| 8370992 | Vacuum cleaner | Kie Tak Hyun | 2013-02-12 |
| 8079113 | Vacuum cleaner having abilities for automatic moving and posture control and method of controlling the same | Kyeong Seon Jeong, Kie Tak Hyun, Seong-Koo Cho, Geun-Bae Hwang, Kyu-Chun Choi +2 more | 2011-12-20 |
| 7810211 | Vacuum cleaner having agitator performing linear translation | Keyong-seon Jeong, Kie Tak Hyun, Seong-Koo Cho, Geun-Bae Hwang, Kyu-Chun Choi +2 more | 2010-10-12 |