Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11078599 | Apparatus for producing an ingot comprising a crucible body with a lid assembly having a movable core member and method for producing silicon carbide ingot using the apparatus | Byung Kyu Jang, Jung-Gyu Kim, Jung Woo Choi, Kap-Ryeol Ku | 2021-08-03 |