Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9226630 | Vacuum cleaner | Chung-Ook Chong | 2016-01-05 |
| 8544143 | Vacuum cleaner with removable dust collector, and methods of operating the same | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2013-10-01 |
| 8474092 | Vacuum cleaner | Chung-Ook Chong | 2013-07-02 |
| 8434194 | Nozzle for a vacuum cleaner | Kyeong Seon Jeong, Geun-Bae Hwang, Kyu-Chun Choi, Chang-Hwa Sun | 2013-05-07 |
| 8404034 | Vacuum cleaner and method of controlling the same | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +16 more | 2013-03-26 |
| 8370992 | Vacuum cleaner | Chung-Ook Chong | 2013-02-12 |
| 8316507 | Vacuum cleaner and dust separating apparatus thereof | Hae Seock Yang, Kyeong Seon Jeong, Chang-Hoon Lee, Seong-Koo Cho, Geun-Bae Hwang +8 more | 2012-11-27 |
| 8312593 | Vacuum cleaner with removable dust collector, and methods of operating the same | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2012-11-20 |
| 8302252 | Dust separating apparatus of vacuum cleaner | Kyeong Seon Jeong, Jin Hyouk Shin, Seong-Koo Cho, Geun-Bae Hwang | 2012-11-06 |
| 8281455 | Vacuum cleaner | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2012-10-09 |
| 8240001 | Vacuum cleaner with removable dust collector, and methods of operating the same | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2012-08-14 |
| 8186006 | Dust separation apparatus of vacuum cleaner | Hae Seock Yang, Kyeong Seon Jeong, Chang-Hoon Lee, Seong-Koo Cho, Geun-Bae Hwang +8 more | 2012-05-29 |
| 8079113 | Vacuum cleaner having abilities for automatic moving and posture control and method of controlling the same | Chung-Ook Chong, Kyeong Seon Jeong, Seong-Koo Cho, Geun-Bae Hwang, Kyu-Chun Choi +2 more | 2011-12-20 |
| 8060979 | Vacuum cleaner with removable dust collector, and methods of operating the same | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2011-11-22 |
| 8043410 | Vacuum cleaner with removable dust collector, and methods of operating the same | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2011-10-25 |
| 8043397 | Vacuum cleaner with removable dust collector, and methods of operating the same | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2011-10-25 |
| 8021452 | Vacuum cleaner with removable dust collector, and methods of operating the same | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2011-09-20 |
| 8012250 | Vacuum cleaner | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +15 more | 2011-09-06 |
| 7998234 | Vacuum cleaner with removable dust collector, and methods of operating the same | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2011-08-16 |
| 7987551 | Vacuum cleaner | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +15 more | 2011-08-02 |
| 7951216 | Dust separating apparatus of vacuum cleaner | Gun Ho Ha, Kyeong Seon Jeong, Jin-Wook Seo, Chang Ho Yun, Jin Young Kim +5 more | 2011-05-31 |
| 7935162 | Dust collecting device for vacuum cleaner | Young Bok Son, Kyeong Seon Jeong, Il Joong Kim, Sung Hwa Lee | 2011-05-03 |
| 7935159 | Dust collecting device for vacuum cleaner | Young Bok Son, Kyeong Seon Jeong, Il Joong Kim, Sung Hwa Lee | 2011-05-03 |
| 7892305 | Dust collecting device for vacuum cleaner | Young Bok Son, Kyeong Seon Jeong, Il Joong Kim | 2011-02-22 |
| 7882592 | Vacuum cleaner | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2011-02-08 |