Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8010229 | Method and apparatus for returning cleaning robot to charge station | Hyung Joo Kim, Chang Gyu Lim, Dong-Sun Lim | 2011-08-30 |
| 7702130 | User interface apparatus using hand gesture recognition and method thereof | Dong-Sun Lim, Tae Joon Park, Kee Koo KWON, Man Seok Yang, Heung-Nam Kim | 2010-04-20 |