Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7937802 | Vacuum cleaner for use in both upright form and canister form | Dong-hun Yoo, Myoung-sun Choung, Yun Hee Park, Il-du Jung | 2011-05-10 |
JC
Jeong-hee Cho
Overall (2011): #271,041 of 364,097Top 75%
1
Patents 2011