Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9146630 | Noise spectrum estimator and touch screen device including the same | Kwang Ho Choi | 2015-09-29 |
| 9104267 | Capacitive multi-touch system and method of controlling the same | Kwang Ho Choi, Sang Woo Kim | 2015-08-11 |
| 8872789 | Method and apparatus controlling touch sensing system and touch sensing system employing same | — | 2014-10-28 |
| 8646809 | Length adjustable skate blade guard | — | 2014-02-11 |
| 8478271 | Communications apparatus and method for dispersing traffic | — | 2013-07-02 |
| 8289073 | Semiconductor device having voltage regulator | Hyoung Rae Kim, San-ho Byun | 2012-10-16 |
| 7624243 | Apparatus and method for protecting system data on computer hard-disk | Young-Uck Jeon, Sung-Uk Oh | 2009-11-24 |
| 7469261 | Apparatus and method for protecting system data on computer hard-disk | Young-Uck Jeon, Sung-Uk Oh | 2008-12-23 |
| 7033503 | Municipal wastewater treatment apparatus and process with a continuous feed and cyclic aeration | Wan Cheol Park, Tae Hyung Kim, Seung Ho Lee, Mi Ae Lee | 2006-04-25 |
| 6616844 | Method for treating high-concentrated organic wastewater using bio-maker | Wan Cheol Park, Tae Hyung Kim, Hun Gi Jung | 2003-09-09 |