Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10793476 | Method of preparing cerium boride powder | Tae Jun Ha, Jin-Yoo SUH | 2020-10-06 |
| 10689736 | Ultra-high-strength spring steel for valve spring | Sung Chul Cha, Bong Lae Jo, Sang Min Song | 2020-06-23 |