Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8349075 | 2-dimensional line-defects controlled silicon ingot, wafer and epitaxial wafer, and manufacturing process and apparatus therefor | Do-Won Song, Young Hun Kim, Young-Kyu Choi, Hwa-Jin Jo | 2013-01-08 |
| 8114215 | 2-dimensional line-defects controlled silicon ingot, wafer and epitaxial wafer, and manufacturing process and apparatus therefor | Do-Won Song, Young Hun Kim, Young-Kyu Choi, Hwa-Jin Jo | 2012-02-14 |