Issued Patents 2023
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11856678 | Method of measuring a graphite article, apparatus for a measurement, and ingot growing system | Eun Su Yang, Jong Hwi Park, Jung Woo Choi, Byung Kyu Jang, Sang Ki Ko +2 more | 2023-12-26 |
| 11846038 | Method of growing semi-insulating silicon carbide single crystal using dopant coated with a carbon-based material | Jung Woo Choi, Jung-Gyu Kim, Sang Ki Ko, Byung Kyu Jang | 2023-12-19 |
| 11795572 | Method of manufacturing a silicon carbide ingot comprising moving a heater surrounding a reactor to induce silicon carbide raw materials to sublimate and growing the silicon carbide ingot on a seed crystal | Byung Kyu Jang, Jong Hwi Park, Eun Su Yang, Jung Woo Choi, Sang Ki Ko +1 more | 2023-10-24 |
| 11708644 | Method for preparing SiC ingot, method for preparing SiC wafer and the SiC wafer prepared therefrom | Jong Hwi Park, Myung-Ok Kyun, Jongmin Shim, Byung Kyu Jang, Jung Woo Choi +2 more | 2023-07-25 |
| 11646209 | Method of cleaning wafer and wafer with reduced impurities | Jong Hwi Park, Il Hwan Yoo, Jung-Gyu Kim, Jung Woo Choi, Eun Su Yang +2 more | 2023-05-09 |
| 11591711 | Method and system for producing silicon carbide ingot | Jong Hwi Park, Eun Su Yang, Byung Kyu Jang, Jung Woo Choi, Sang Ki Ko +1 more | 2023-02-28 |
| 11566344 | Silicon carbide ingot, wafer, method for producing a silicon carbide ingot, and method for manufacturing a wafer | Jong Hwi Park, Jongmin Shim, Eun Su Yang, Yeon Sik LEE, Byung Kyu Jang +3 more | 2023-01-31 |