Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9508655 | Method for forming identification marks on refractory material single crystal substrate, and refractory material single crystal substrate | — | 2016-11-29 |
| 9318443 | Method for forming identification marks on refractory material single crystal substrate, and refractory material single crystal substrate | — | 2016-04-19 |