Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9458062 | Method of manufacturing ceramic primary crown and ceramic primary crown manufactured by the same | Yong-su Kim, Kyung Sik Oh, Sung Ki Kim, Se Hoon Kim, Joon-Hyung Kim +1 more | 2016-10-04 |
| 9409816 | High strength and aesthetic lithium disilicate crystalline glass-ceramics containing cristobalite crystal and preparation method thereof | Yong-su Kim, Hyung Bong LIM, Kyung Sik Oh, Sung ho Ha, Cheol young Kim +2 more | 2016-08-09 |