Issued Patents All Time
Showing 51–60 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9008335 | Directional sound generating apparatus and directional speaker array including the same | Young Tae Kim, Jung Ho Kim, Sang-chul Ko | 2015-04-14 |
| 8891782 | Apparatus and method for sound focusing | Young Tae Kim, Jung Ho Kim, Sang-chul Ko | 2014-11-18 |
| 8855332 | Sound enhancement apparatus and method | Jung Ho Kim, Young Tae Kim, Sang-chul Ko | 2014-10-07 |
| 8194897 | Speaker system | — | 2012-06-05 |
| 8125851 | Apparatus and method for controlling acoustic radiation pattern output through array of speakers | Sang-chul Ko, Young Tae Kim, Jung Ho Kim | 2012-02-28 |
| 8115548 | Apparatus and method for controlling distortions of amplifier | Jung Ho Kim, Sang-chul Ko, Young Tae Kim | 2012-02-14 |
| 8045722 | Method of and apparatus for controlling sound field through array speaker | Young Tae Kim, Jung Ho Kim, Sang-chul Ko | 2011-10-25 |
| 8040179 | Apparatus and method for estimating power for amplifier | Jung Ho Kim, Young Tae Kim, Sang-chul Ko | 2011-10-18 |
| 7575095 | Speaker | Chang Wuk An | 2009-08-18 |
| 7521477 | Vitamin C derivatives with peptide, preparation method thereof and composition comprising the same | Ho-Il Choi, Sun Young Kim, Heung Jae Kim | 2009-04-21 |