Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9097429 | Cooking appliance and an operating method for the same | — | 2015-08-04 |
| 8637793 | Electric oven | Dong Seong Kwag, Wan Soo Kim, Seong Ho Cho, Jae Kyung Yang | 2014-01-28 |
| 8584663 | Cooling and exhaust system of dual electric oven | Wan Soo Kim, Jae Kyung Yang, Dong Seong Kwag, Seong Ho Cho | 2013-11-19 |
| 8413647 | Cooker | Dong Seong Kwag, Wan Soo Kim | 2013-04-09 |
| 8333183 | Cooking range including an air circulation mechanism | Dong Seong Kwag, Wan Soo Kim | 2012-12-18 |
| 8334482 | Cooking range with air circulation mechanism | Dong Seong Kwag, Wan Soo Kim | 2012-12-18 |
| 8327837 | Cooking range with rotable rack | Dong Seong Kwag, Wan Soo Kim | 2012-12-11 |
| 8138453 | Electric oven with multiple broil heaters and method for preheating the electric oven | Jae Kyung Yang, Dong Seong Kwag, Seong Ho Cho, Wan Soo Kim | 2012-03-20 |
| 8106334 | Electric oven having convection cover formed with sub-outlets | — | 2012-01-31 |
| 7781702 | Cooking apparatus | Young-Sok Nam, Yong Soo Lee, Seong Ho Cho | 2010-08-24 |
| 7735185 | Upright type vacuum cleaner with water cleaning function | Young Woo Lee, Choon Myun Chung | 2010-06-15 |
| 7703171 | Complex type cleaner | Yong-Woo Lee, Choon Myun Chung, Ho-Seon Rew, Young Gyu Jung | 2010-04-27 |
| 7703172 | Complex type cleaner | Yong-Woo Lee, Choon Myun Chung, Ho-Seon Rew, Young Gyu Jung | 2010-04-27 |
| 7696454 | Cooking apparatus and control method of the same | Young-Sok Nam, Seong Ho Cho, Kyung Ah CHOI | 2010-04-13 |
| 7647672 | Vacuum cleaner | Choon Myun Chung, Yong-Woo Lee, Young Gyu Jung | 2010-01-19 |
| 7644470 | Complex type cleaner | Yong-Woo Lee, Choon Myun Chung, Ho-Seon Rew, Young Gyu Jung | 2010-01-12 |
| 7494520 | Filter device for vacuum cleaner | Yong-Woo Lee, Choon Myun Chung, Ho-Seon Rew | 2009-02-24 |
| 7417204 | Cooking apparatus and method for controlling the same | Young-Sok Nam, Yong Soo Lee, Seong Ho Cho | 2008-08-26 |
| 7377009 | Multi-functional cleaner selectively performing vacuum cleaning and water cleaning | Yong-Woo Lee, Choon Myun Chung, Ho-Seon Rew | 2008-05-27 |
| 7325275 | Cleaner having brush height control apparatus | Yong-Woo Lee, Ho-Seon Rew, Choon Myun Chung | 2008-02-05 |
| 7322071 | Complex type cleaner | Yong-Woo Lee, Choon Myun Chung, Ho-Seon Rew | 2008-01-29 |
| 7313845 | Upright type cleaner | — | 2008-01-01 |
| 7310854 | Dust cover of vacuum cleaner | Byung-Do Yoo, Heon-Pyeong Ji | 2007-12-25 |
| 7266862 | Suction apparatus of cleaner | Yong-Woo Lee, Ho-Seon Rew, Choon Myun Chung | 2007-09-11 |
| 7257859 | Cleaner having brush | Yong-Woo Lee, Ho-Seon Rew, Choon Myun Chung | 2007-08-21 |