Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10260938 | Foreign substance prevention apparatus | Jin Seok Park | 2019-04-16 |
| 10245127 | Method of manufacturing multilayer zirconia block for artificial teeth | Jin Dong Kim | 2019-04-02 |