Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8597756 | Resistance heated sapphire single crystal ingot grower, method of manufacturing resistance heated sapphire single crystal ingot, sapphire single crystal ingot, and sapphire wafer | Do-Won Song, Sang Hoon Lee, Seong Oh Jeong, Chang Youn Lee | 2013-12-03 |
| 7732352 | Silicon wafers and method of fabricating the same | Kun Kim, Chung-Geun Koh, Seung Ho Pyi | 2010-06-08 |
| 7242075 | Silicon wafers and method of fabricating the same | Kun Kim, Chung-Geun Koh, Seung Ho Pyi | 2007-07-10 |
| 6818569 | Method of fabricating annealed wafer | Gun Kim, Sung Ho Yoon | 2004-11-16 |
| 6642123 | Method of fabricating a silicon wafer including steps of different temperature ramp-up rates and cool-down rates | Gun Kim, Sung Ho Yoon | 2003-11-04 |