Issued Patents All Time
Showing 51–57 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6957712 | Robot cleaner, system employing the same and method for re-connecting to external recharging device | Jeong-gon Song, Jang-youn Ko | 2005-10-25 |
| 6841963 | Robot cleaner, system thereof and method for controlling same | Jeong-gon Song, Jang-youn Ko | 2005-01-11 |
| 6754435 | Method for creating caption-based search information of moving picture data, searching moving picture data based on such information, and reproduction apparatus using said method | — | 2004-06-22 |
| 5892835 | Volume controller using encoder | — | 1999-04-06 |
| 5872704 | Low voltage supply cutoff circuit for an electronic appliance | — | 1999-02-16 |
| 5583672 | Process for forming liquid crystal layer of PDLCD by forming layers of polymer, liquid crystal and polymer in that order | — | 1996-12-10 |
| 5412495 | Liquid crystal display system having an anti-static electricity structure | — | 1995-05-02 |