Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6788629 | Recording medium for storing linking type information and method of processing defective area using the same | Kyung-geun Lee, Jung-wan Ko, Young-yoon Kim, In-sik Park | 2004-09-07 |
| 6785206 | Recording medium for storing linking type information and method of processing defective area using the same | Kyung-geun Lee, Jung-wan Ko, Young-yoon Kim, In-sik Park | 2004-08-31 |
| 6513191 | Device for adjusting suction pipe length of a vacuum cleaner | — | 2003-02-04 |
| 6454308 | Telescopic pipe and extendible suction pipe of vacuum cleaner using transparent material | — | 2002-09-24 |