Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7842112 | Cyclone collector | Sung Hwa Lee, Young Bok Son, Hyoung-Joo Cho, Kyeong Seon Jeong | 2010-11-30 |
| 7815702 | Multi cyclone collector | Young Bok Son, Hyoung-Joo Cho, Kyeong Seon Jeong | 2010-10-19 |
| 7810211 | Vacuum cleaner having agitator performing linear translation | Chung-Ook Chong, Keyong-seon Jeong, Seong-Koo Cho, Geun-Bae Hwang, Kyu-Chun Choi +2 more | 2010-10-12 |
| 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 |
| 7753976 | Dust collecting device for vacuum cleaner | Young Bok Son, Kyeong Seon Jeong, Il Joong Kim, Sung Hwa Lee | 2010-07-13 |
| 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 |
| 7731771 | Cyclone collector | Sung Hwa Lee, Young Bok Son, Hyoung-Joo Cho, Kyeong Seon Jeong | 2010-06-08 |
| 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 |