Issued Patents 2011
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8060979 | Vacuum cleaner with removable dust collector, and methods of operating the same | Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko +14 more | 2011-11-22 |
| 8043410 | Vacuum cleaner with removable dust collector, and methods of operating the same | Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko +14 more | 2011-10-25 |
| 8043397 | Vacuum cleaner with removable dust collector, and methods of operating the same | Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko +14 more | 2011-10-25 |
| 8021452 | Vacuum cleaner with removable dust collector, and methods of operating the same | Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko +14 more | 2011-09-20 |
| 8012250 | Vacuum cleaner | Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko +15 more | 2011-09-06 |
| 7998234 | Vacuum cleaner with removable dust collector, and methods of operating the same | Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko +14 more | 2011-08-16 |
| 7992253 | Vacuum cleaner | Chang Ho Yun, Gun Ho Ha, Jin Young Kim, Hae Seock Yang, Jong Su Choo +5 more | 2011-08-09 |
| 7987551 | Vacuum cleaner | Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko +15 more | 2011-08-02 |
| 7958598 | Vacuum cleaner | Chang Ho Yun, Gun Ho Ha, Jin Young Kim, Hae Seock Yang, Jong Su Choo +6 more | 2011-06-14 |
| 7882592 | Vacuum cleaner | Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim, Moo Hyun Ko +14 more | 2011-02-08 |