Issued Patents All Time
Showing 51–75 of 90 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9520838 | Inverter type power amplifier | Chang-Hyun Lee, Chang Kun Park | 2016-12-13 |
| 9246206 | Transmission-line transformer in which signal efficiency is maximised | Chang Kun Park | 2016-01-26 |
| 9211353 | Clarifier for bidet with phytoncide filter | Jong Won Lee, Jun-Kyung Kwon, Yun-Deok Nam | 2015-12-15 |
| 9159628 | Combination-type transistor and method for manufacturing same | Chang Kun Park | 2015-10-13 |
| 9130524 | Linear amplifier and multistage linear amplifier | Chang-Hyun Lee, Chang Kun Park | 2015-09-08 |
| 9093525 | Multi-gate transistor | Chang Kun Park | 2015-07-28 |
| 9074980 | Method for the toxicity assessments of nano-materials | Tae Hyun Yoon, Song Hee Lee, Dong-Wook Kwon, Hyun-Ju Yoo, Hyun Woo Nho | 2015-07-07 |
| 9019013 | Power amplifier using differential structure | Chang Kun Park | 2015-04-28 |
| 8760257 | Transmission line transformer which minimizes signal loss | Chang Kun Park | 2014-06-24 |
| 8717724 | Diode for electrostatic protection | Joon Young Park, Chang Kun Park | 2014-05-06 |
| 7666603 | Breast cancer related protein, gene encoding the same, and method of diagnosing breast cancer using the protein and gene | Yeon-Su Lee, Kyung-hee Park, Tae-jin Ahn | 2010-02-23 |
| 7505301 | Apparatus and method of driving memory for display device | — | 2009-03-17 |
| 7417863 | Cooling device for folder type portable wireless terminal | — | 2008-08-26 |
| 7025177 | Elevator system without machine | Sun-ho YANG, Kye Young Lim, Joon Tae Yeom, Gwang Nam Lee, Jong Ho Suh | 2006-04-11 |
| 6765428 | Charge pump device for semiconductor memory | Sun-min Kim | 2004-07-20 |
| 6744738 | Wireless communication system for video packet transmission | Dong-Seek Park, Yung-Lyul Lee | 2004-06-01 |
| 6597622 | Apparatus and method for operation of multi-bank semiconductor memory device with an up/down counter | Joo-Sang Lee | 2003-07-22 |
| 6542426 | Cell data protection circuit in semiconductor memory device and method of driving refresh mode | Tae-Hyung Jung | 2003-04-01 |
| 6531709 | Semiconductor wafer and fabrication method of a semiconductor chip | Jae Woon Kim | 2003-03-11 |
| 6339343 | Data I/O buffer control circuit | Dong Kyeun Kim, San-Ha Park | 2002-01-15 |
| 6314038 | Semiconductor memory device for reducing parasitic resistance of the I/O lines | Jae Woon Kim | 2001-11-06 |
| 6159826 | Semiconductor wafer and fabrication method of a semiconductor chip | Jae Woon Kim | 2000-12-12 |
| 6147512 | Input buffer circuit | Ha Min Sung | 2000-11-14 |
| 6128218 | Hybrid memory device | Min-Young You | 2000-10-03 |
| 6069669 | Video window control apparatus and method thereof | Jin-Sang Choi, Seon-Ja Kim, Kyeong-Yeol Yu, Dae Hwan Hwang | 2000-05-30 |