Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7975790 | Wheel driving assembly of a moving apparatus | Myeong Ho Kim, Sam-jong Jeung, Jeong-gon Song, Ju-sang Lee, Heung-Yi Kim +6 more | 2011-07-12 |
| 7937802 | Vacuum cleaner for use in both upright form and canister form | Dong-hun Yoo, Jeong-hee Cho, Myoung-sun Choung, Yun Hee Park | 2011-05-10 |