Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7630792 | Apparatus and method for detecting position of mobile robot | — | 2009-12-08 |
| 7328088 | Method and apparatus for detecting position of mobile robot | Sung Il Park | 2008-02-05 |
| 7286902 | Method and apparatus for detecting position of mobile robot | Sung Il Park | 2007-10-23 |
| 7171285 | Mobile robot using image sensor and method for measuring moving distance thereof | Chan Hee Hong | 2007-01-30 |
| 6971140 | Brush assembly of cleaner | — | 2005-12-06 |
| 5455976 | Apparatus for automatically brushing chalk powder off from a blackboard eraser | Eon-sang KIM | 1995-10-10 |