Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 7937802 | Vacuum cleaner for use in both upright form and canister form | Dong-hun Yoo, Jeong-hee Cho, Myoung-sun Choung, Il-du Jung | 2011-05-10 |
| 7913353 | Vacuum cleaner | Tae Jin Park | 2011-03-29 |
| 7882592 | Vacuum cleaner | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2011-02-08 |
| 7785396 | 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 | 2010-08-31 |
| 7770253 | Vacuum cleaner with removable dust collector, and methods of operating the same | Gun Ho Ha, Jin-Wook Seo, Chang Ho Yun, Jin Young Kim, Chang-Hoon Lee +14 more | 2010-08-10 |
| 7765639 | Turbine brush of a vacuum cleaner | Byung-jo Lee, Dong-hun Yoo, Myoung-sun Choung | 2010-08-03 |
| 7749295 | 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 | 2010-07-06 |
| 7601188 | Vacuum cleaner | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2009-10-13 |
| 7582128 | Vacuum cleaner | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2009-09-01 |
| 7559112 | Passage conversion valve assembly for a vacuum cleaner | Byung-jo Lee | 2009-07-14 |
| 7350261 | Accessory support for an upright vacuum cleaner and accessory unit | Byung-jo Lee | 2008-04-01 |