Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8029069 | Method of manufacturing toothbrush with needle-shaped bristles, and toothbrush manufactured by the same | Sung-Wook Kwon, Sung-Hwan Kwon | 2011-10-04 |
| 7938492 | Toothbrush having pressure relief unit and method of producing same | Sung-Wook Kwon, Sung-Hwan Kwon | 2011-05-10 |
| 7928987 | Method and apparatus for decoding video data | Nak Hee Seong, Jae Hong Park, Tae Sun Kim, Seon-Young Yeo, Sang Hoon Lee | 2011-04-19 |